Ma X, Zhang C, Yang L, Hedges SB, Zhong B. 2025. New insights on angiosperm crown age based on Bayesian node dating and skyline fossilized birth-death approaches. Nature Communications 16: 2265.
(Open Access)
Hong F, Hedges SB, Yang Z, Suh JW, Qiu S, Timyan J, Zhu Z SB. 2025. Decoding primary forest changes in Haiti and the Dominican Republic using Landsat time series. Remote Sensing of Environment: 318: 114590.
(Open Access)
2024
Myers EA, Alequin L, Browne A, Mulder KP, Rivera D, Esposito LA, Bell RC, Hedges SB. 2024. Population divergence in co-distributed Caribbean landfrogs (Eleutherodactylidae: Eleutherodactylus) along the Soufrière volcanic slope of Guadeloupe Island, Lesser Antilles. Zoological Journal of the Linnean Society 202: zlae128.
(Open Access)
Schools M, Hedges SB. 2024. A new forest lizard fauna from Caribbean islands (Squamata, Diploglossidae, Celestinae). Zootaxa 5554: 1-306.
(Request from author)
Craig JM, Hedges SB, Kumar S. 2024. Completing a molecular timetree of primates. Frontiers in Bioinformatics 4:1495417.
(Open Access)
Jesse WAM, Ellers J, Behm JE, Costa GC, Hedges SB, Helmus MR. 2024. Elevated human impact on islands increases the introduction and extinction status of native insular reptiles. Ecography e06817.
(Open Access)
Ali J, Hedges SB. 2025 (Early publication in 2024). Land bridges and rafting theories to explain terrestrial-vertebrate biodiversity on Madagascar. Annual Review of Marine Science 17: 281-299.
(Open Access)
Ali J, Hedges SB. 2024. Paleogeography of the Aves Ridge and its potential role as a bio-colonization pathway linking South America and the Greater Antilles in the mid-Cenozoic. Earth-Science Reviews: DOI: doi.org/10.1016/j.earscirev.2024.104823
(Request from author)
2023
Craig JM, Bamba GL, Barba J, Hedges SB, Kumar S. 2023. Completing a molecular timetree of apes and monkeys. Frontiers in Bioinformatics DOI: 10.3389/fbinf.2023.1284744.
(Open Access)
Luedtke J, et al. 2023. Ongoing declines for the world's amphibians in the face of emerging threats. Nature 622:308–314. (Request from author)
Craig J, Kumar S, Hedges SB. 2023. The origin of eukaryotes and rise in complexity were synchronous
with the rise in oxygen. Frontiers in Bioinformatics DOI: 10.3389/fbinf.2023.1233281.
(Request from author)
Hedges SB. 2023. The conservation and biogeography of amphibians in the Caribbean.
Phyllomedusa 22: 87-93. (Request from author)
Means DB, Heinicke MP, Hedges SB, MacCulloch RD, Lathrop A. 2023. Exceptional diversity of
Pristimantis landfrogs (Anura: Terraranae) on the Wokomung Massif, Guyana, with descriptions of three new
species. Journal of Vertebrate Biology 72: 23026.1-26
(Open Access)
Ali J, Hedges SB. 2023. The colonisation of Madagascar by land-bound vertebrates.
Biological Reviews 98(5): 1583-1606. (Request from author)
Stanojevic M, Andjelkovic J, Kasprowicz A, Huuki LA, Chao J, Hedges SB, Kumar S, Obradovic Z.
2023. Discovering research articles containing evolutionary timetrees by machine learning.
Bioinformatics (Article Link)
2022
Hedges SB. 2022. A new species of frog from the Caribbean island of Montserrat
(Eleutherodactylidae, Eleutherodactylus). Zootaxa 5219: 375-387. (Request from author)
Landestoy MA, Schools M, Hedges SB. 2022. A new genus and species of Caribbean
forest lizard (Diploglossidae; Celestinae)from southern Hispaniola. Zootaxa 5219: 201-226. (Request from author)
Kumar S, Suleski M, Craig JM, Kasprowicz AE, Sanderford M, Li M, Stecher G.,
Hedges SB. 2022. TimeTree 5: an expanded resource for species divergence times.
Mol. Biol. Evol.. (Open Access Link)
Schools M, Kasprowicz A, Hedges SB. 2022. Phylogenomic data resolve the historical
biogeography and ecomorphs of Neotropical forest lizards (Squamata, Diploglossidae).
Molecular Phylogenetics and Evolution. (Request from author)
Ali J, Hedges SB. 2022. A review of geological evidence bearing on proposed Cenozoic
land connections between Madagascar and Africa and its relevance to biogeography.
Earth-Science Reviews. Published online 7 July 2022
(Request from author)
Yuan ML, Frederick JH, McGuire JA, Bell RC, Smith SR, Fenton C, Cassius J,
Williams R, Wang IJ, Powell R, Hedges SB. 2022 Endemism, invasion, and overseas
dispersal: the phylogeographic history of the Lesser Antillean frog,
Eleutherodactylus johnstonei. Biological Invasions 24:2702-2722.
Published online 7 May 2022 (Open Access Link)
Cox N, Young BE, Bowles P, Fernandez M, Marin J, Rapacciuolo G, Bohm M, Brooks
TM, Hedges SB, et al. 2022. A global reptile assessment highlights shared conservation needs of tetrapods.
Nature. (Open Access Link)
Craig JM, Kumar S, Hedges SB. 2022. Limitations of phylogenomic data can drive inferred speciation rate shifts.
Mol. Biol. Evol. 39: msac038. (Open Access Link)
2021
Diaz LM, Fong A, Salas D, Hedges SB. 2021. A new semifossorial snake of the genus Arrhyton
(Squamata: Dipsadidae) from eastern Cuba, with taxonomic comments on other species. Zootaxa
5052: 406-418. (Request from author)
Ali JR, Hedges SB. 2021. Colonizing the Caribbean: New geological data and an updated land-vertebrate
colonization record challenge the GAARlandia land-bridge hypothesis. J. Biogeography
https://doi.org/10.1111/jbi.14234. E-print
Moore RD, Hedges SB. 2021. Private conservation of remnant forest ecosystems to support sustainable development:
Grand Bois privately protected area, Haiti. Pp. 50-53 in Kettunen M, Dudley N, Gorricho J, Hickey V, Krueger L, MacKinnon K,
Oglethorpe J, Paxton M, Robinson JG, Sekhran N, Building on nature: area-based conservation as a key tool for
delivering SDGs (IEEP, IUCN WCPA, The Nature Conservancy, The World Bank, UNDP, Wildlife Conservation
Society and WWF). (Request from author)
Schools M, Hedges SB. 2021. Phylogenetics, classification, and biogeography of the Neotropical forest lizards
(Squamata, Diploglossidae). Zootaxa 4974:201-257. (Request from author)
Su D, Yang L, Shi X, Ma X, Zhou X, Hedges SB, Zhong B. 2021. Large-scale phylogenomic analyses reveal the
monophyly of bryophytes and Neoproterozoic origin of land plants. Mol. Biol. Evol.
https://doi.org/10.1093/molbev/msab106. (published online). E-print
Chapple DG, Roll U, Bohm M, Aguilar R, Amey AP, Austin CC, Baling M, Barley AJ...Hedges, SB...et al. 2021.
Conservation status of the world’s skinks (Scincidae): taxonomic and geographic patterns in extinction risk.
Conservation Biology (published online). (Request from author)
2020
Köhler G, Hedges SB. 2020. A replacement name for the Hispaniolan anole formerly referred to as
Anolis chlorocyanus Duméril & Bibron, 1837. Caribbean Herpetology, 70:1-3.
E-print
McCranie JR, Matthews AJ, Hedges SB. 2020. A morphological and molecular revision of lizards of the genus
Marisora (Squamata: Mabuyidae) from Central America and Mexico, with descriptions of four new species. Zootaxa 4763: 301-353. (Request from author)
Hedges SB. 2020. Molecular clocks, flotsam, and Caribbean islands. Pp. 349–351 in Cox, CB, Laddle RJ, & Moore PD,
Biogeography: an ecological and evolutionary Approach. 10th Edition
(John Wiley & Sons, Inc., Hoboken, New Jersey). (Request from author)
2019
Köhler G, Zimmer C, McGrath K, Hedges SB. 2019. A revision of the genus Audantia
of Hispaniola with description of four new species (Reptilia, Squamata, Dactyloidae). Novitates Caribaea.
14: 1-104. doi/10.33800/nc.v0i14.201 E-print (6MB) E-print (55MB)
Hedges SB, Powell R, Henderson RW, Hanson S, and Murphy JC. 2019. Definition of the Caribbean Islands
biogeographic region, with checklist and recommendations for standardized common names of amphibians and reptiles.
Caribb. Herpetol. 67:1-53. doi/10.31611/ch.67
E-print
Hedges SB, Cohen WB, Timyan J, Yang Z. 2018. Reply to Wampler et al.: Deforestation and biodiversity
loss should not be sugarcoated. Proc. Natl. Acad Sci. USA. 116: doi/10.1073/pnas.1901879116.
(Request from author)
Hedges SB, Lorvelec O, Barré N, Vidal N, Pavis C. 2019. On the taxonomic recognition of skinks from the
Guadeloupe Archipelago (Squamata, Mabuyidae, Mabuya). Caribbean Herpetology, 64:1-7.
E-print
2018
Rapacciuolo G, Graham CH, Marin J, Behm JE, Costa GC, Hedges SB, Helmus MR, Radeloff VC, Young BE, Brooks
TM. 2018. Species diversity as a surrogate for conservation of phylogenetic and functional diversity in terrestrial
vertebrates across the Americas. Nature Ecol. Evol. 2(12):10.1038/s41559-018-0744-7
(Request from author)
Hedges SB, Cohen WB, Timyan J, Yang Z. 2018. Haiti's biodiversity threatened by nearly complete loss of primary forest.
Proc. Natl. Acad Sci. USA. 115(46):11850-11855.
(Request from author)
Schmid M, Bogart JP, Hedges SB. (eds) 2018. The arboranan frogs: evolution, biology, and cytogenetics.
Cytogenet Genome Res 155, No. 1–4. 326 p., 956 fig.
Hedges SB, Tao Q, Walker M, Kumar S. 2018. Accurate timetrees require accurate calibrations.
Proc. Natl. Acad Sci. USA. 115(41):E9510-E9511.
(Request from author)
Miralles A, Marin J, Markus D, Herrel A, Hedges SB, Vidal N. 2018. Molecular evidence for the paraphyly
of Scolecophidia and its evolutionary implications. J Evol Biol. doi: 10.1111/jeb.13373. (Request from author)
Marin J, Hedges SB. 2018. Undersampling genomes has biased time and rate estimates throughout the tree of life.
Mol. Biol. Evol. 35: 2077–2084.
(Request from author)
Landestoy MA, Turner DB, Marion AB, Hedges SB. 2018. A new species of Caribbean toad (Bufonidae,
Peltophryne) from southern Hispaniola. Zootaxa, published online 5 April 2018: 10.11646/zootaxa.4403.3.6.
(Request from author)
Marin J, Rapacciuolo G, Costa GC, Graham CH, Brooks TM, Young BE, Radeloff VC, Behm JE,
Helmus MR, Hedges SB. 2018. Evolutionary time drives global tetrapod diversity. Roy Soc. Proc B,
published online 7 February 2018. doi: 10.1098/rspb.2017.2378.
(Request from author)
2017
Holt BG, Costa GC, Penone C, Lessard J-P, Brooks TM, Davidson AD, Hedges SB, Radeloff VC, Rahbek C,
Rondinini C, Graham CH. 2017. Environmental variation is a major predictor of global trait turnover in mammals.
J. Biogeography 2017: 1-13.
(Request from author)
Heinicke MP, Lemmon AR, Lemmon EM, McGrath K, Hedges SB. 2017. Phylogenomic support for evolutionary
relationships of New World direct-developing frogs (Anura: Terraranae).
Molec. Phylogenet. Evol. 118: 145-155.
(Request from author)
Lorvelec O, Barré N, Chalifour J, Teynié A, Pisanu B, Hedges SB. 2017. Discovery of a population of
Spondylurus powelli (Squamata: Mabuyidae) on Île Tintamarre (Saint-Martin, French Antilles) and comments
on relationships among skinks of the Anguilla Bank. Caribbean Herpetology, 59: 1–8.
E-print
Brum FT, Graham CH, Costa GC, Hedges SB, Penone C, Radeloff VC, Rondinini C, Loyola R, Davidson AD.
2017. Global priorities for conservation across multiple dimensions of mammalian diversity.
Proc. Natl. Acad. Sci. USA. 114(29): 7641–7646.
(Request from author)
Kumar S, Stecher G, Suleski M, Hedges SB. 2017. TimeTree: A resource for timelines, timetrees, and divergence times.
Mol. Biol. Evol. doi: 10.1093/molbev/msx116.
(Request from author)
Tucker DB, Hedges SB, Colli GR, Pyron RA, Sites JW, Jr. 2017. Genomic timetree and historical biogeography
of Caribbean island ameiva lizards (Pholidoscelis: Teiidae). Ecology and Evolution.
doi: 10.1002/ece3.3157. (Request from author)
Rapacciuolo G, Marin J, Costa GC, Helmus MR, Behm JE, Brooks TM, Hedges SB, Radeloff VC, Young BE, Graham
CH. 2017. The signature of human pressure history on the biogeography of body mass in tetrapods.
Global Ecology and Biogeography. doi: 10.1111/geb.12612.
(Request from author)
Marin J, Battistuzzi FU, Brown AC, Hedges SB. 2017. The Timetree of prokaryotes: new insights
into their evolution and speciation. Mol. Biol. Evol. doi: 10.1093/molbev/msw245.
(Request from author)
2016
Penone C, Weinstein BG, Graham CH, Brooks TM, Rondinini C, Hedges SB, Davidson AD, Costa GC. 2016.
Global mammal beta diversity shows parallel assemblage structure in similar but isolated environments.
Proc. R. Soc. B 283: 20161028. doi: 10.1098/rspb.2016.1028.
(Request from author)
Tucker DB, Colli GR, Giugliano LG, Hedges SB, Hendry CR, Lemmon EM, Lemmon AR, Sites JW Jr, Pyron RA.
Methodological congruence in phylogenomic analyses with morphological support for teiid lizards (Sauria: Teiidae).
Molec. Phylogenet. Evol. 103: 75-84. E-print
Mahler DL, Lambert SM, Geneva AJ, Ng J, Hedges SB, Losos JB, Glor RE. 2016. Discovery of a giant
chameleon-like lizard (Anolis) on Hispaniola and its significance to understanding replicated adaptive radiations.
The American Naturalist 188(3): doi: 10.1086/687566. E-print
Köhler G, Rodríguez MJ, Hedges SB. 2016. A new dune-dwelling lizard of the genus Leiocephalus
(Iguania, Leiocephalidae) from the Dominican Republic. Zootaxa 4121: 517-532.
E-print
Duellman WE, Marion AB, Hedges SB. 2016. Phylogenetics, classification, and biogeography of the treefrogs
(Amphibia: Anura: Arboranae). Zootaxa 4104: 1-109.
(Request from author)
Marin J, Hedges SB. 2016. Time best explains global variation in species richness of amphibians, birds and mammals.
J. Biogeography 43: 1069-1079. (Request from author)
Hedges SB, Lorvelec O, Barré N, Berchel J, Combot MD, Vidal N, Pavis C. 2016. A new species of skink
from the Guadeloupe Archipelago (Squamata, Mabuyidae, Mabuya).
Caribbean Herpetology 53:1-14. E-print
Kumar S, Hedges SB. 2016. Advances in time estimation methods for molecular data.
Mol. Biol. Evol. 33: 863-869.
E-print
Köhler G, Hedges SB. 2016. A revision of the green anoles of Hispaniola with description of eight new species
(Reptilia, Squamata, Dactyloidae). Novitates Caribaea 9: 1-135.
E-print (Low-res, 5MB)E-print (Hi-res, 70MB)KEY
Angulo A, May RV, Icochea J, Chaparro JC, Hedges SB, Lehr E, López DG, Lundberg M, & Moravec J. 2016.
Parque Nacional Yanachaga-Chemillén, Pasco, Perú. Anfibios del bosque de nubes y su zona de amortiguamiento.
Field Guides 738: 1-6.
E-print
McCranie JR, Hedges SB. 2016. Molecular phylogeny and taxonomy of the Epictia goudotii
Species complex (Serpentes: Leptotyphlopidae: Epictinae) in Middle America and northern South America.
PeerJ 4:e1551; doi 10.7717/peerj.1551.
E-print
2015
Nagy ZT, Marion AB, Glaw F, Miralles A., Noppers J, Vences M, Hedges SB. 2015. Molecular
systematics and undescribed diversity of Madagascan scolecophidian snakes (Squamata: Serpentes).
Zootaxa 4040: 031–047.
(Request from author)
Schmid M et al. (104 authors) 2015. Third report on chicken genes and chromosomes.
Cytogenet Genome Res. 145:78-179
(Request from author)
Heinicke MP, Barrio-Amorós CL, and SB Hedges. 16 Jul 2015. Molecular and morphological data support
recognition of a new genus of New World direct-developing frog (Anura: Terrarana) from an under-sampled region of
South America. Zootaxa 3986 (2): 151–172.
(Request from author)
Dίaz, LM, and SB Hedges. 2015. Another new cryptic frog related to Eleutherodactylus varleyi
Dunn (Amphibia: Anura: Eleutherodactylidae), from eastern Cuba. Solenodon 12:124-135.
E-print
Köhler G, Hedges SB. 2015. Anolis chlorocyanus Duméril & Bibron, 1837 and Anolis coelestinus
Cope, 1862 (Reptilia, Squamata): proposed conservation of the specific names and designation of a neotype for
A. chlorocyanus. Bull. Zool. Nomenclature 72: 45-49.
E-print
Hedges, S. B., J. Marin, M. Suleski, M. Paymer & S. Kumar. 2015. Tree of Life Reveals Clock-Like
Speciation and Diversification. Mol. Biol. Evol. 32(4):835–845
E-print,
Supplement 1,
Supplement 2
2014
Schmid M, Steinlein C, Feichtinger W, Haaf T, Mijares-Urrutia A, Schargel WE, Hedges SB. 21 Oct 2014.
Cytogenetic studies on Gonatodes (Reptilia, Squamata, Sphaerodactylidae).Cytogenet Genome Res.
144(1):47-61. E-Print
Hedges SB. 2014. The high-level classification of skinks (Reptilia, Squamata, Scincomorpha).
Zootaxa 3765: 317-338.
(Request from author)
Hedges SB, Marion AB, Lipp KM, Marin J, Vidal N. 2014. A taxonomic framework for typhlopid
snakes from the Caribbean and other regions (Reptilia, Squamata).
Caribbean Herpetology 49:1-61.
E-print
Wegener, JE, Swoboda S, Hawlitschek O, Franzen M, Wallach V, Vences M, Nagy Z, Hedges SB, Kohler J,
Glaw F. 2013. Morphological variation and taxonomic assessment of the endemic Malagasy blind snake family Xenotyphlopidae.
Spixiana 36: 269-282.
E-print
McCranie JR, Hedges SB. 2013. A review of the Cnemidophorus lemniscatus group in Central
America (Squamata: Teiidae), with comments on other species in the group.Zootaxa 3722: 301-316.
Request from author
Marin J, Donnellan SC, Hedges SB, Puillandre N, Aplin KP, Doughty P, Hutchinson MN, Couloux A,
Vidal N. 2013. Hidden species diversity of Australian burrowing snakes (Ramphotyphlops).
Biol. J. Linn. Soc. 110: 427-441.
E-print
McCranie JR, Hedges SB. 2013. A new species of Phyllodactylus (Reptilia, Squamata,
Gekkonoidea, Phyllodactylidae) from Isla de Guanaja in the Honduran Bay Islands.
Zootaxa 3694: 051-058.
Request from author
McCranie JR, Hedges SB. 2013. Two additional new species of Sphaerodactylus
(Reptilia, Squamata, Gekkonoidea, Sphaerodactylidae) from the Honduran Bay Islands.
Zootaxa 3694: 040-050.
Request from author
Teeling EC, Hedges SB. 2013. Making the impossible possible: rooting the tree of placental mammals.
Mol. Biol. Evol. 30: 1999-2000.
Advance Access E-print
Hedges SB. 2013. Revision shock in taxonomy. Zootaxa 3681: 297-298.
Request from author
Reynolds RG, Niemiller ML, Hedges SB, Dornburg A, Puente-Rolon AR, Revell LJ. 2013. Molecular
phylogeny and historical biogeography of West Indian boid snakes (Chilabothrus).
Mol. Phylogenet. Evol. 68: 461-470.
E-print
Hedges SB. 2013. Caribmap: a mobile-friendly web resource for Caribbean maps that facilitates
quantitative historical analysis. Journal of Map and Geography Libraries 9(3): 350-360.
Request from author
Barrio-Amoros CL, Heinicke MP, Hedges SB. 2013. A new tuberculated Pristimantis
(Anura, Terrarana, Strabomantidae) from the Venezuelan Andes, redescription of Pristimantis pleurostriatus,
and variation within Pristimantis vanadisae. Zootaxa 3647: 43-62.
Request from author
Colston TJ, Grazziotin FG, Shepard DB, Vitt LJ, Colli GR, Henderson RW, Hedges SB, Bonatto S,
Zaher H, Noonan BP, Burbrink FT. 2013. Molecular systematics and historical biogeography of tree boas
(Corallus spp.).Mol. Phylogenet. Evol. 66: 953-959.
E-print
Kingdon JA, Seiffert ER, Hedges SB, Rathbun G. 2013. Supercohort Afrotheria. Pp. 143-146 in
Kingdon JA, Happold D, Butynski T, Hoffmann M, Happold M, Kalina J (Eds.), Mammals of Africa,
Volume 1: Introductory chapters and Afrotheria. Bloomsbury Publishing, London. Published 28 February 2013.
E-printPurchase book
Hedges SB. 2013. Wormholes record species history in space and time. Biology Letters 9 (1), 20120926.
PODCASTRequest from author
Böhm M, et al. 2013. The conservation status of the world's reptiles.Biological Conservation
157: 372-385. Published online 22 December 2012, in print January 2013.
E-print
2012
Schmid M, Steinlein C, Bogart JP, Feichtinger W, Haaf T, Nanda I, del Pino E, Duellman WE,
Hedges SB. 2012. The hemiphractid frogs: phylogeny, embryology, life history, and cytogenetics.
Cytogenomics and Genome Research 138: 69-384. Published online, December 2012. Bound as a book (Schmid M, Bogart JP, Hedges SB, Eds).
Title page and contents (no reprints available).
Order Book
Barrio-Amoros CL, Guayasamin JM, Hedges SB. 2012. A new minute Andean Pristimantis
(Anura: Strabomantidae) from Venezuela. Phyllomedusa 11: 83-93.
E-print
Marin J, Donnellan SC, Hedges SB, Doughty P, Hutchinson MN, Cruaud C, Vidal N. 2013. Tracing the history
and biogeography of the Australian blindsnake radiation. J. Biogeogr.
40: 928-937, published online 23 November 2012.
Request from author
McCranie JR, Hedges, SB. 2012. Two new species of geckos from Honduras and resurrection of
Sphaerodactylus continentalis Werner from the synonymy of Sphaerodactylus millepunctatus
Hallowell (Reptilia, Squamata, Gekkonoidea, Sphaerodactylidae). Zootaxa 3492: 65-76.
Request from author
Hedges, SB. 2012. Amniote phylogeny and the position of turtles. BMC Biology 10 (64):1-2.
E-print
Vidal N, Marin J, Sassi J, Battistuzzi FU, Donnellan S, Fitch AJ, Fry BG, Vonk FJ, Rodriguez RC, Couloux A,
Hedges SB. 2012. Molecular evidence for an Asian origin of monitor lizards followed by Tertiary dispersals to Africa and Australasia.
Biology Letters doi:10.1098/rsbl.2012.0460.
E-print
Hedges, SB and CE Conn. 2012. A new skink fauna from Caribbean islands (Squamata, Mabuyidae, Mabuyinae).
Zootaxa 3288: 1-244.
Request from author
Díaz, LM, SB Hedges, M Schmid. 2012. A new cryptic species of the genus
Eleutherodactylus (Amphibia: Anura: Eleutherodactylidae) from Cuba. Zootaxa 3220: 44-60.
Request from author
2011
Hedges, SB. 2011. The type species of the threadsnake genus Tricheilostoma
Jan revisited (Squamata, Leptotyphlopidae). Zootaxa 3027: 63-64.
E-print
Kumar S, Hedges, SB. 2011. TimeTree2: species divergence times on the iPhone.
Bioinformatics doi:10.1093/bioinformatics/brt315, p. 1-2.
E-print
Hedges, SB. 2011. On the use of high-level taxonomic names. Zootaxa 2867:67-68.
E-print
Hedges, SB and LM Díaz. 2011. The conservation status of amphibians in the West Indies. Pp. 31–47 in A.
Hailey, B. Wilson, and J. Horrocks (Eds.), Conservation of Caribbean Island Herpetofaunas
Volume 1: Conservation Biology and the Wider Caribbean. Brill, Leiden, The Netherlands.
E-print
Hedges, SB. 2011. An overview of the evolution and conservation of West Indian amphibians and reptiles.
Pp. 19–30 in A. Hailey, B. Wilson, and J. Horrocks (Eds.),
Conservation of Caribbean Island Herpetofaunas Volume 1: Conservation Biology and the Wider Caribbean.
Brill, Leiden, The Netherlands. (reprinted from Applied Herpetology 3:281-292 (2006)).
E-print
Heinicke MP, Diaz LM, Hedges SB. 2011. Origin of invasive Florida frogs traced to Cuba.
Biology Letters, published 26 January 2011, doi 10.1098/rsbl.2010.1131.
E-print
2010
Schmid M, Steinlein C, Bogart JP, Feichtinger W, Leon P, La Marca E, Diaz LM, Sanz A, Chen S-H,
and Hedges SB. 2010. The chromosomes of terraranan frogs: insights into vertebrate cytogenetics.
Cytogenet Genome Res 2010; 130–131:1–568.
Purchase this book
Hoffman, M. et al. 2010. The impact of conservation on the status of the World's vertebrates. Science 330: 1503-1509.
E-print
Hedges, S.B. 2010. Molecular clocks, flotsam, and Caribbean islands. Pp. 353–354 in Cox, C. B. & P. D. Moore,
Biogeography: an ecological and evolutionary Approach. 8th Edition (John Wiley & Sons, Inc., Hoboken, New Jersey).
E-print
Battistuzzi FU, Filipski A, Hedges SB, & Kumar S. 2010. Performance of relaxed clock methods
in estimating evolutionary divergence times and their credibility intervals. Mol. Biol. Evol. 27: 1289-1300.
E-print
Vidal, N, Marin J, Morini M, Donnellan S, Branch WR, Thomas R, Vences M, Wynn A, Cruaud C, &
Hedges SB. 2010. Blindsnake evolutionary tree reveals long history on Gondwana. Biology Letters 6:558-561.
E-printSupp
2009
Hedges, S. B. 2009. Terrestrial-breeding frogs (Strabomantidae) in Peru. Phyllomedusa 8:147–148.
E-print
Adalsteinsson, S.A., Branch, W.R., Trape, S., Vitt, L.J., & Hedges, S.B. 2009.
Molecular phylogeny, classification, and biogeography of snakes of the Family Leptotyphlopidae (Reptilia, Squamata). Zootaxa 2244: 1-50.
Request from author
Heinicke, M.P., Duellman, W. E., Trueb, L., Means, D. B., MacCulloch, R. D., Hedges, S. B. 2009.
A new frog family (Anura: Terrarana) from South America and an expanded direct-developing clade revealed by molecular phylogeny.
Zootaxa 2211: 1-35.
Request from author
Vidal, N., Rage, J.-C., Couloux, A., Hedges, S. B. 2009. Snakes (Serpentes). Pp. 390-397 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-printSupplementary Information
Hedges, S. B., Vidal, N. 2009. Lizards, snakes, and amphisbaenians (Squamata). Pp. 383-389 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Heinicke, M. P., Sander, J. M., Hedges, S. B. 2009. Lungfishes (Dipnoi). Pp. 348-350 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Heinicke, M. P., Naylor, J. P., Hedges, S. B. 2009. Cartilaginous fishes (Chondrichthyes). Pp. 320-327 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Hedges, S. B. 2009. Vertebrates (Vertebrata). Pp. 309-314 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds.
(Oxford University Press, New York, 2009).
E-print
Bhattacharya, D., Yoon, H.-S., Hedges, S. B., Hackett, J. D. 2009. Eukaryotes (Eukaryota). Pp. 116-120 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Battistuzzi, F. U., Hedges, S. B. 2009. Eubacteria. Pp. 106-115 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Battistuzzi, F. U., Hedges, S. B. 2009. Archaebacteria. Pp. 101-105 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Hedges, S. B. 2009. Life. Pp. 89-98 in The Timetree of Life
, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Hedges, S. B., Kumar, S. 2009. Discovering the timetree of life. Pp. 3-18 in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Hedges, S. B., Kumar, S. 2009. Preface. Pp. xi-xiii in
The Timetree of Life, S. B. Hedges and S. Kumar, Eds. (Oxford University Press, New York, 2009).
E-print
Hedges, S. B and S. Kumar (Eds.). 2009. The Timetree of Life.
Oxford University Press. 81 Chapters, 551 p. ISBN 9780199535033.
Order
Hedges, S. B., A. Couloux, and N. Vidal. 2009. Molecular phylogeny, classification, and biogeography of
West Indian racer snakes of the Tribe Alsophiini (Squamata, Dipsadidae, Xenodontinae). Zootaxa 2067: 1-28.
E-print
Vidal, N. and S. B. Hedges. 2009. The molecular evolutionary tree of lizards, snakes, and amphisbaenians.
CR Biologies 332:129-139.
E-print
Dίaz, L. M. and S. B. Hedges. 2009. First record of the genus Aristelliger
(Squamata: Sphaerodactylidae) in Cuba, with description of a new species. Zootaxa 2028:31-40.
Request from author
Battistuzzi, F.U., and S.B. Hedges.2009. A major clade of prokaryotes with ancient adaptations to life on land.
Mol. Biol. Evol. 26:335–344.
E-printSupplementary data
2008
Vidal, N., W.R. Branch, O.S.G. Pauwels, S.B. Hedges, D.G. Broadley, M. Wink, C. Cruaud,
U. Joger & Z.T. Nagy. 2008. Dissecting the major African snake radiation: a molecular phylogeny
of the Lamprophiidae Fitzinger (Serpentes, Caenophidia). Zootaxa 1945:51–66.
Request from author
Hedges, S. B. 2008. Threatened amphibians of the West Indies. Pp. 104–105 in Stuart,
S.N., Hoffmann, M., Chanson, J.S., Cox, N.A., Berridge, R., Ramani, P. and Young B.E.(Ed.),
Threatened Amphibians of the World.
Lynx Ediciones, with IUCN - The World Conservation Union, Conservation International, and NatureServe, Barcelona.
Bolaños,F., Castro,F., Cortez,C., De la Riva,I., Grant,T., Hedges,S. B., Heyer,W. R.,
Ibáñez,R., La Marca,E., Lavilla,E., Silvano,D.L., Lötters,S., Parra Olea,G., Reichle,S., Reynolds,R.,
Rodríguez,L., Santos Barrera,G., Scott,N. J., Ubeda,C., Veloso,A., Wilkinson,M. and Young, B. 2008.
Amphibians of the Neotropical Realm. Pp. 92–99 in Stuart, S.N., Hoffmann, M., Chanson, J.S., Cox, N.A.,
Berridge, R., Ramani, P. and Young B.E. (Ed.), Threatened Amphibians of the World.
Lynx Ediciones, with IUCN - The World Conservation Union, Conservation International, and NatureServe, Barcelona.
Hedges, S. B. 2008. Dating old maps with the print clock.
The Portolan 72: 25-33.
E-print
Hedges, S. B. 2008. At the lower limit of size in snakes: two new species of
threadsnakes (Squamata: Leptotyphlopidae: Leptotyphlops) from the Lesser Antilles. Zootaxa 1841:1–30.
E-print
Hedges, S. B., W. E. Duellman, and M. P. Heinicke. 2008. A replacement name for
Isodactylus Hedges, Duellman, and Heinicke, 2008. Zootaxa 1795:67-68.
Request from author
Dίaz, L. M. and S. B. Hedges. 2008. A new gecko of the genus Tarentola
(Sauria: Gekkonidae) from eastern Cuba. Zootaxa 1743:43–52.
Request from author
Hedges, S. B., W. E. Duellman, and M. P. Heinicke. 2008. New World direct-developing
frogs (Anura: Terrarana): molecular phylogeny, classification, biogeography, and conservation. Zootaxa 1737:1–182.
Request from author
Hedges, S. B. 2008. Image analysis of Renaissance copperplate prints.
Proc. SPIE 6810: 681009. 20 pages.
E-print
Duellman, W. E. and S. B. Hedges. 2008. Two new minute species of Phrynopus
(Lissamphibia: Anura) from the Cordillera Oriental in Peru. Zootaxa 1675:59–66.
Request from author
Vidal, N., A. Azvolinsky, C. Cruaud, and S. B. Hedges. 2008. Origin of tropical American
burrowing reptiles by transatlantic rafting. Biology Letters 4:115-118.
Published online 11 December 2007 and in print 7 January 2008.
E-print
2007
Duellman, W. E. and S. B. Hedges. 2007. Three new species of Pristimantis
(Lissamphibia: Anura) from Montane Forests of the Cordillera Yanachaga in Central Peru. Phyllomedusa 6:119–135.
E-print
Lehr, E., J. B. Pramuk, S. B. Hedges, and J. H. Córdova. 2007. A new species of arboreal
Rhinella (Anura: Bufonidae) from Yanachaga-Chemillén National Park in central Peru. Zootaxa 1662:1–14.
Request from author
Hedges, S. B. 2007. The amphibians and reptiles of Hispaniola and their conservation.
Pp. 18–25 in Fernandez, E. M. (Ed.), Hispaniola: a photographic journey through island biodiversity.
Harvard University Press, Cambridge, Massachusetts.
E-print
Heinicke, M. P., W. E. Duellman, and S. B. Hedges. 2007. Major Caribbean and Central
American frog faunas originated by ancient oceanic dispersal. Proc. Natl. Acad. Sci. (USA) 104:10092-10097.
E-printSI text and tables
Vidal, N., A.-S. Delmas, and S. B. Hedges. 2007. The higher-level relationships
of alethinophidian snakes inferred from seven nuclear and mitochondrial genes. Pp. 27-33 in
R. W. Henderson and R. Powell (Eds.), Biology of the boas and pythons. Eagle Mountain Publishing, Eagle Mountain, Utah.
E-print
Weiss, A. J., and S. B. Hedges. 2007. Molecular phylogeny and biogeography
of the Antillean geckos Phyllodactylus wirshingi, Tarentola americana, and
Hemidactylus haitianus (Reptilia, Squamata). Mol. Phylo. Evol. 45:409-416.
E-print
Hedges, S. B., and M. P. Heinicke. 2007. Molecular phylogeny and biogeography of West
Indian frogs of the genus Leptodactylus. Mol. Phylo. Evol. 44:308-314.
E-print
Vidal, N., A. S. Delmas, P. David, C. Cruaud, A. Couloux, and S. B. Hedges. 2007.
The phylogeny and classification of caenophidian snakes inferred from seven nuclear protein-coding genes.
CR Biologies 330:182-187.
E-print
Thomas, R. and S. B. Hedges. 2007. Eleven new species of snakes of the genus
Typhlops (Serpentes: Typhlopidae) from Hispaniola and Cuba. Zootaxa 1400:1-26.
Request from author
2006
Thomas, R. and S. B. Hedges. 2006. Two new species of Amphisbaena
(Reptilia: Squamata: Amphisbaenidae) from the Tiburon Peninsula of Haiti. Caribb. J. Sci. 42:208-219.
E-print (published in early 2007).
Hedges, S. B., F. U. Battistuzzi, and J. E. Blair. 2006. Molecular timescale
of evolution in the Proterozoic. Pp. 199-229 in S. Xiao and A. J. Kaufman (Eds.),
Neoproterozoic Geobiology and Paleobiology, Springer, New York.
E-print
Hedges, S. Blair. 2006. An overview of the evolution and conservation of West
Indian amphibians and reptiles. Applied Herpetology 3:281-292.
E-print
Hedges, S. B., J. Dudley, and S. Kumar. 2006. TimeTree: a public knowledge-base
of divergence times among organisms. Bioinformatics 22:2971-2972.
E-print
Dominguez, M., L. V. Moreno, and S. B. Hedges. 2006. A new snake of the genus
Tropidophis (Tropidophiidae) from the Guanahacabibes Peninsula of western Cuba.
Amphibia-Reptilia 27:427-432.
E-print
Hedges, S. B. 2006. Paleogeography of the Antilles and the origin of West
Indian Terrestrial Vertebrates. Ann. Missouri Bot. Gard. 93:231-244.
E-print
Hedges, S. B., S. Kumar, and M. van Tuinen. 2006. Constraining fossil calibrations
for molecular clocks. Bioessays 28:770-771.
E-print
Hedges, S. B. 2006. A method for dating early books and prints using image analysis.
Proc. R. Soc. Lond. A: Mathematical, Physical, and Engineering Sciences 462:3555-3573.
E-printAppendix
Hedges, S. B. 2006.Singularities: landmarks on the pathways of life.
Quart. Rev. Biol. 81:164. (book review).
E-print
van Rheede, T., T. Bastiaans, D. N. Boone, S. B. Hedges, W. W. de Jong, and O. Madsen. 2006.
The platypus is in its place: nuclear genes and indels confirm the sister group relation of
monotremes and therians. Mol. Biol. Evol. 23:587-597.
E-print
Fry, B.G., N. Vidal, J. A. Norman, F. J. Vonk, H. Scheib, R. Ramjan, S. Kuruppu, K. Fung,
S. B. Hedges, M. K. Richardson, W. C. Hodgson, V. Ignjatovic, R. Summerhayes, and E. Kochva. 2006. Early
evolution of the venom system in lizards and snakes. Nature 439:584-588(online 17 November 2005).
E-print
2005
Kumar, S. and S. B. Hedges. 2005. Pushing back the expansion of introns in animal genomes.
Cell 123:1182-1184.
E-print
Kumar, S., A. Filipski, V. Swarna, A. Walker & S. B. Hedges. 2005. Placing confidence
limits on the molecular age of the human-chimpanzee divergence. Proc. Natl. Acad. Sci. 102:18842-18847.
E-printsuppl info
Vidal, N., and S. B. Hedges. 2005. The phylogeny of squamate reptiles (lizards,
snakes, and amphisbaenians) inferred from nine nuclear protein-coding genes.
C. R. Biologies 328:1000-1008.
E-print
Blair, J. E., and S. B. Hedges. 2005. Molecular phylogeny and divergence times of deuterostome
animals. Mol. Bio. Evol. 22:2275-2284.
E-print
Vidal, N., R. W. Henderson, A.-S. Delmas, and S. B. Hedges. 2005. A phylogenetic study of the
emerald treeboa (Corallus caninus). J. Herpetology 39:500-503.
E-print
Duellman, W. E., and S. B. Hedges. 2005. Eleutherodactyline frogs from the Cordillera Yanachaga in
Central Peru. Copeia 2005:526-538.
E-print
Smith, M. L., S. B. Hedges, W. Buck, A. Hemphill, S. Inchaustegui, M. Ivie, D. Martina, M. Maunder,
and J. F. Ortega. 2005. Caribbean Islands. Pp 112-118 in R. A. Mittermeier, P. R. Gil, M. Hoffman, J. Pilgrim,
T. Brooks, C. G. Mittermeier, J. Lamoreux, and G. A. B. da Fonseca (eds.), Hotspots revisited:
Earth's biologically richest and most endangered terrestrial ecoregions. Mexico City: CEMEX.
E-print
M. Schmid, I. Nanda, H. Hoehn, M. Schartl, T. Haaf, J.-M. Buerstedde, H. Arakawa, R. B.
Caldwell, S. Weigend, D. W. Burt, J. Smith, D. K. Griffin, J. S. Masabanda, M. A. M. Groenen, R. P. M. A.
Crooijmans, A. Vignal, V. Fillon, M. Morisson, F. Pitel, M. Vignoles, A. Garrigues, J. Gellin, A. V. Rodionov,
S. A. Galkina, N. A. Lukina, G. Ben-Ari, S. Blum, J. Hillel, T. Twito, U. Lavi, L. David, M. W. Feldman,
M. E. Delany, C.A. Conley, V. M. Fowler, S. B. Hedges, R. Godbout, S. Katyal, C. Smith, Q. Hudson, A. Sinclair
and S. Mizunou. 2005. Second report on chicken genes and chromosomes 2005. Cytogenet. Genome Res. 109: 415-479.
E-print
Blair, J. E., P. Shah, and S. B. Hedges. 2005. Evolutionary sequence analysis of complete
eukaryote genomes. BMC Bioinformatics 4(53):1-10.
E-print
Nicholson, K. E., R. E. Glor, J. J. Kolbe, A. Larson, S. B. Hedges, and J. B. Losos. 2005.
Mainland colonization by island lizards. J. Biogeogr. 32:1-10.
E-print
Blair, J. E., and S. B. Hedges. 2005. Molecular clocks do not support the Cambrian explosion.
Mol. Biol. Evol. 22:387-390.
E-print
2004
Young, B. E., and S. B. Hedges. 2004. Haiti: a megadiverse Caribbean country. P. 20 in B.
E. Young, S. N. Stuart, J. S. Chanson, N. A. Cox, and T. M. Boucher, Disappearing Jewels: the Status
of New World Amphibians. NatureServe, Arlington, Virginia.
Rabosky, D. L., K. P. Aplin, S. C. Donnellan, and S. B. Hedges. 2004. Molecular phylogeny
of blindsnakes (Ramphotyphlops) from Western Australia and resurrection of
Ramphotyphlops bicolor (Peters, 1857). Australian J. Zool. 52:531-548.
E-print
Battistuzzi, F. U., A. Feijão, and S. B. Hedges. 2004. A genomic timescale of
prokaryote evolution: insights into the origin of methanogenesis, phototrophy, and the
colonization of land. BMC Evol. Biol. 4:44 (14 pages).
E-print
Hedges, S. B. and S. Kumar. 2004. Precision of molecular time estimates.
Trends in Genetics 20:242-247.
E-print
Vidal, N. and S. B. Hedges. 2004. Molecular evidence for a terrestrial origin of snakes.
Proc. R. Soc. Lond. B (Suppl.) 271:S226-S229.
E-print
Hedges, S. B., J. E. Blair, M. L. Venturi, and J. L. Shoe. 2004. A molecular timescale of
eukaryote evolution and the rise of complex multicellular life. BMC Evol. Biol. 4:2 (9 pages).
E-print
Pisani, D., L. L. Poling, M. Lyons-Weiler, and S. B. Hedges. 2004. The colonization of land by
animals: molecular phylogeny and divergence times among arthropods. BMC Biology 2:1 (10 pages).
E-print
van Tuinen, M., and S. B. Hedges. 2004. The effect of external and internal fossil calibrations on
the avian evolutionary timescale. Journal of Paleontology 78:45-50.
E-print
2003
Hower, L. M. and S. B. Hedges. 2003. Molecular Phylogeny and Biogeography of West Indian Teiid
Lizards of the Genus Ameiva. Caribb. J. Sci. 39:298-306.
E-print
Hedges, S. B. 2003. Molecular clocks and a biological trigger for the Neoproterozoic snowball
Earths and Cambrian explosion. Pp 27-40 in P. Donoghue and P. Smith, Eds.,
Telling evolutionary time: molecular clocks and the fossil record. CRC Press, London.
E-print
Hedges, S. B. 2003. The coelacanth of frogs. Nature 425:669-670.
E-print
Des Marais, D. J., L. J. Allamandola, S. A. Benner, A. P. Boss, J. R. Cronin, D. Deamer, P. G.
Falkowski, J. D. Farmer, S. B. Hedges, B. M. Jakosky, A. H. Knoll, D. R. Liskowsky, V. J. Meadows, M. A. Meyer,
C. B. Pilcher, K. H. Nealson, A. M. Spormann, J. D. Trent, W. W. Turner, N. J. Woolf, and H. W. Yorke. 2003.
The NASA Astrobiology Roadmap. Astrobiology 3:219-235.
E-print
Hedges, S. B. 2003. The frog detectives of Pico Turquino. Pp. 51-57 in R. W. Henderson
and R. Powell (eds.), Islands and the Sea: Essays on the Herpetological Exploration in the West Indies.
Society for the Study of Amphibians and Reptiles, Ithaca (New York).
Diaz, L. M., A. Cadiz, and S. B. Hedges. 2003. A new grass frog from pine forests of
western Cuba, and description of acoustic and pattern variation in Eleutherodactylus varleyi
(Amphibia: Leptodactylidae). Caribb. J. Sci. 39:176-188.
E-print
Hedges, S. B. and P. Shah. 2003. Comparison of mode estimation methods and application
in molecular clock analysis. BMC Bioinformatics 4:31.
E-print
Hedges, S. B., and S. Kumar. 2003. Genomic clocks and evolutionary timescales.
Trends in Genetics 19:200-206.
E-print
2002
Werner, T., S. Weissman, S. B. Hedges, and K. Gardiner. 2002. Report on the twelfth international
workshop on the identification of transcribed sequences: functional, expression, and evolutionary analysis.
Cytogenet. Genome Res. 98:109-117.
Hedges, S. B. 2002. Early life (book review). Quart. Rev. Biol. 77:445.
E-print
Hedges, S. B. 2002. Morphological variation and the definition of species in the snake genus
Tropidophis (Tropidophiidae). Bull. Nat. Hist. Mus. (London), Zool. Ser. 68:83-90.
E-print
Vidal, N., and S. B. Hedges. 2002. Higher-level relationships of caenophidian snakes inferred
from four nuclear and mitochondrial genes. C. R. Biologies 325:987-995.
E-print
Vidal, N., and S. B. Hedges. 2002. Higher-level relationships of snakes inferred from four
nuclear and mitochondrial genes. C. R. Biologies 325:977-985.
E-print
Hedges, S. B. 2002. The origin and evolution of model organisms. Nature Reviews Genetics 3:838-849.
E-print
Hedges, S. B., and S. Kumar. 2002. Vertebrate genomes compared. Science 297:1283-1285.
E-print
Highton, R., S. B. Hedges, C. A. Hass, and H. G. Dowling. 2002. Snake relationships
revealed by slowly-evolving proteins: further analysis and a reply. Herpetologica 58: 270-275.
E-print
Hedges, S. B., and O. H. Garrido. 2002. A new snake of the genus Tropidophis
(Tropidophiidae) from Eastern Cuba. J. Herpetology 36:157-161.
E-print
Blair, J. E., K. Ikeo, T. Gojobori, and S. B. Hedges. 2002. The evolutionary position of
nematodes. BMC Evolutionary Biology 2:7 (7 pages).
E-print
2001
Stauffer, R. L., A. Walker, O. Ryder, M. Lyons-Weiler, and S. B. Hedges. 2001. Human
and ape molecular clocks and constraints on paleontological hypotheses. J. Heredity 92:469-474.
E-print
Hedges, S. B., O. H. Garrido, and L. M. Diaz. 2001. A new banded snake of the genus
Tropidophis (Tropidophiidae) from North-Central Cuba. J. Herpetology 35:615-617.
E-print
Hedges, S. B., and R. Thomas. 2001. At the lower size limit in amniotes:
a new diminutive lizard from the West Indies. Caribbean J. Sci. 37:168-173.
E-print
Garrido, O. H., and S. B. Hedges. 2001. A new anole from the northern slope of the
Sierra Maestra in eastern Cuba. J. Herpetology 35: 378-383.
E-print
Hedges, S. B., H. Chen, S. Kumar, D. Y.-C. Wang, A. S. Thompson, and H. Watanabe. 2001.
A genomic timescale for the origin of eukaryotes. BMC Evolutionary Biology 1:4 (10 pages).
E-print
Pramuk, J. B., C. A. Hass, and S. B. Hedges. 2001. Molecular phylogeny and biogeography
of West Indian toads (Anura: Bufonidae). Mol. Phylogenet. Evol. 20:294-301.
E-print
Heckman, D. S., D. M. Geiser, B. R. Eidell, R. L. Stauffer, N. L. Kardos, and S. B.
Hedges. 2001. Molecular evidence for the early colonization of land by fungi and plants. Science293:1129-1133.
E-print
van Tuinen, M., D. B. Butvill, J. A. W. Kirsch, and S. B. Hedges. 2001. Convergence and
divergence in the evolution of aquatic birds. Proc. Roy. Soc. London B268: 1345-1350.
E-print
Hass, C. A., L. R. Maxson, and S. B. Hedges. 2001. Relationships and divergence times of West
Indian amphibians and reptiles: insights from albumin immunology. In C. A. Woods and F. E. Sergile (eds.),
Biogeography of the West Indies: patterns and perspectives. CRC Press, Boca Raton, Florida.
E-print
Hedges, S. B. 2001. Biogeography of the West Indies: an overview. In C. A. Woods and F. E. Sergile (eds.),
Biogeography of the West Indies: patterns and perspectives. CRC Press, Boca Raton, Florida.
E-print
Diaz, L. M., A. E. Estrada, and S. B. Hedges. 2001. A new riparial frog of the genus Eleutherodactylus
(Anura: Leptodactylidae) from Eastern Cuba. Caribbean J. Sci. 37: 63-71.
E-print
Hedges, S. B. 2001. Molecular evidence for the early history of living vertebrates. Pp. 119-134 in P. E. Ahlberg (Ed.)
Major events in early vertebrate evolution: palaeontology, phylogeny, genetics and development. Taylor and Francis, London.
E-print
van Tuinen, M., and S. B. Hedges. 2001. Calibration of avian molecular clocks.
Mol. Biol. Evol. 18:206-213.
E-print
Hedges, S. B. 2001. Afrotheria: plate tectonics meets genomics.
Proc. Nat. Acad. Sci. (USA) 98:1-2.
E-print
2000
Tracy, M. R. and S. B. Hedges. 2000. Evolutionary history of the enolase gene family.
Gene 259:129-138.
E-print
Hedges, S. B. 2000. A start for population genomics. Nature 408:652-653.
E-print
Garrido, O. H. and S. B. Hedges. 2000. Elevation of Anolis vanidicus rejectus
Garrido and Schwartz (Sauria: Iguanidae) to species status and designation of Anolis mimus
Schwartz and Thomas as a synonym. Caribb. J. Sci. 36:20-21.
E-print
Vidal, N., S. G. Kindl, A. Wong, and S. B. Hedges. 2000. Phylogenetic relationships of
xenodontine snakes inferred from 12S and 16S ribosomal RNA sequences.
Mol. Phylogenet. Evol. 14:389-402.
E-print
van Tuinen, M., C. G. Sibley, and S. B. Hedges. 2000. The early history of modern birds
inferred from DNA sequences of nuclear and mitochondrial ribosomal genes.
Mol. Biol. Evol. 17:451-457.
E-print
Hedges, S. B., and M. H. Schweitzer. 1999. Molecular paleontology. Pp. 752-754 in R. Singer (ed.)
Encyclopedia of Paleontology. Fitzroy-Dearborn Publishers, Chicago.
E-print
Hedges, S. B. 1999. Caught in the act. Nature 402:459. (Book review).
E-print
O'Brien, S. J., J. F. Eisenberg, M. Miyamoto, S. B. Hedges, S. Kumar, and
D. E. Wilson. 1999. Comparative genomics: mammalian radiations. Genome Maps 10 (phylogenetic tree).
Science 286:463-478.
E-print
Hedges, S. B., and S. Kumar. 1999. Divergence times of eutherian mammals.
Science 285:2031.
E-print
Hedges, S. B., and O. H. Garrido. 1999. A new snake of the genus
Tropidophis (Tropidophiidae) from central Cuba. J. Herpetology 33:436-441.
E-print
Hedges, S. B. 1999. Distribution patterns of amphibians in the West Indies. Pp.
211-254 In, Duellman, W. E., Regional Patterns of Amphibian Distribution: A Global
Perspective. Johns Hopkins University Press.
E-print
Hedges, S. B., A. R. Estrada, and L. M. Diaz. 1999. A new snake (Tropidophis)
from western Cuba. Copeia 1999:376-381.
E-print
Hedges, S. B., and L. L. Poling. 1999. A molecular phylogeny of reptiles.
Science 283:998-1001.
E-print
Wang, D. Y.-C., S. Kumar, and S. B. Hedges. 1999. Divergence time estimates
for the early history of animal phyla and the origin of plants, animals, and fungi.
Proc. Roy. Soc. London B 266:163-171.
E-print
Johnson, K., and S. B. Hedges. 1998. Three new species of Calisto
from southwestern Haiti (Lepidoptera: Nymphalidae: Satyrinae). Tropical Lepidoptera 9:45-53.
E-print
Hedges, S. B., and R. Powell. 1998. Eleutherodactylus thorectes.
Cat. Amer. Amph. Rept. 667:1-2.
E-print
Estrada, A. R., and S. B. Hedges. 1998. Sistematica de las ranas riberenas de Cuba
(Leptodactylidae: Eleutherodactylus). Carib. J. Sci. 34:218-230.
E-print
Hedges, S. Blair. 1998. Nature Debates: Molecules and the fossil record.
Nature (www), November 1998. (Invited Essay).
E-print
Thomas, R. and S. B. Hedges. 1998. A new gecko from the Sierra de Neiba of Hispaniola.
Herpetologica 54:333-336.
E-print
Stanhope, M. J., V. G. Waddell, O. Madsen, W. de Jong, S. B. Hedges, G. Cleven,
D. Kao, and M. S. Springer. 1998. Molecular evidence for multiple origins of Insectivora and for a new
order of endemic African insectivore mammals. Proc. Nat. Acad. Sci. (USA) 95:9967-9972.
E-print
Feller, A. E. and S. B. Hedges. 1998. Molecular evidence for the early history
of living amphibians. Mol. Phylogenet. Evol. 9:509-516.
E-print
Schubart, C., R. Diesel, and S. B. Hedges. 1998. Rapid evolution to terrestrial
life in Jamaican crabs. Nature 393:363-365.
E-print
Kumar, S., and S. B. Hedges. 1998. A molecular timescale for vertebrate evolution.
Nature 392:917-920.
E-print
van Tuinen, M., C. G. Sibley, and S. B. Hedges. 1998. Phylogeny and
biogeography of ratite birds inferred from DNA sequences of the mitochondrial
ribosomal genes. Mol. Biol. Evol. 15:370-376.
E-print
Thomas, R. and S. B. Hedges. 1998. A new amphisbaenian from Cuba.
J. Herpetol. 32:92-96.
E-print
Thomas, R., S. B. Hedges, and O. H. Garrido. 1998. A new gecko (Sphaerodactylus)
from the Sierra Maestra of Cuba. J. Herpetol. 32:66-69.
E-print
Hedges, S. B., and R. Powell. 1998. Eleutherodactylus parapelates.
Cat. Amer. Amph. Rept. 649:1-2.
E-print
Cunningham, C. A., S. B. Hedges, and R. Powell. 1998. Eleutherodactylus chlorophenax.
Cat. Amer. Amph. Rept 648:1-2.
E-print
Hedges, S. B., and R. Powell. 1998. Eleutherodactylus amadeus.
Cat. Amer. Amph. Rept. 647:1-2.
E-print
Hedges, S. B. 1998. Avian Molecular Evolution and Systematics.
Amer. Zool. 37:262-263. (Book review).
E-print
Thomas, R., and S. B. Hedges. 1998. New anguid lizard from Cuba.
Copeia 1998:97-103.
E-print
Hedges, S. B., and L. R. Maxson. 1997. Complementary uses of molecules
and morphology. Mol. Phylogenet. Evol. 8:445.
E-print
Estrada, A. R., and S. B. Hedges. 1997. A new frog of the genus
Eleutherodactylus from the Meseta de Cabo Cruz, eastern Cuba (Anura,
Leptodactylidae). Carib. J. Sci. 33:227-232.
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Estrada, A. R., and S. B. Hedges. 1997. Nueva especie de
Eleutherodactylus (Anura: Leptodactylidae) del Macizo de Sagua-Baracoa,
región oriental de Cuba. Carib. J. Sci. 33:222-226.
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Estrada, A. R., and S. B. Hedges. 1997. A new species of frog from the
Sierra Maestra, eastern Cuba (Leptodactylidae, Eleutherodactylus).
J. Herpetol. 31:364-368.
E-print
Hedges, S. B. 1997. Amphibians and Reptiles of the Yucatán Peninsula.
Quart. Rev. Biol. 72:213. (Book review).
E-print
Hedges, S. B. 1997. Molecular zoology.
Biochem. Syst. Ecol. 25:187. (Book review).
E-print
Hedges, S. B. 1996. More on Caribbean zoogeography.
Herpetologica 52:622-624.
E-print
Hedges, S. B. 1996. Historical biogeography of West Indian vertebrates.
Ann. Rev. Ecol. Syst. 27:163-196.
E-print
Estrada, A. R., and S. B. Hedges. 1996. At the lower size limit in tetrapods:
a new diminutive frog from Cuba (Leptodactylidae: Eleutherodactylus).
Copeia 1996:852-859.
E-print
Hedges, S. B., and L. R. Maxson. 1996. Molecules and morphology in amniote phylogeny.
Mol. Phylogenet. Evol. 6:312-314.
E-print
Dowling, H. G., C. A. Hass, S. B. Hedges, and R. Highton. 1996. Snake
relationships revealed by slow-evolving proteins: a preliminary survey.
J. Zool. (London) 240:1-28.
E-print
Hedges, S. B. 1996. Vicariance and dispersal in Caribbean biogeography.
Herpetologica 52:466-473.
E-print
Estrada, A. R., and S. B. Hedges. 1996. A new frog of the genus Eleutherodactylus
from eastern Cuba (Anura, Leptodactylidae). Herpetologica 52:435-439.
E-print
Hedges, S. B. 1996. The Hispaniolan frog Eleutherodactylus neodreptus
Schwartz (Anura: Leptodactylidae) is a synonym of E. audanti Cochran. Caribb. J. Sci. 32:248.
E-print
Hedges, S. B., P. H. Parker, C. G. Sibley, and S. Kumar. 1996. Continental breakup
and the ordinal diversification of birds and mammals. Nature 381:226-229.
E-print
Hedges, S. B. 1996. The origin of West Indian amphibians and reptiles.
Pp 95-128 in R. Powell and R. W. Henderson (eds.).
Contributions to West Indian Herpetology: A tribute to Albert Schwartz.
Society for the Study of Amphibians and Reptiles, Ithaca, NY.
E-print
Hedges, S. B., L. Gonzalez, and A. R. Estrada. 1995. Rediscovery of
the Cuban frogs Eleutherodactylus cubanus and E. turquinensis (Anura: Leptodactylidae).
Caribb. J. Sci. 31:327-332.
E-print
Hedges, S. B., Simmons, M. D., VanDikj, M. A., Caspers, G., DeJong,
W. W., and C. G. Sibley. 1995. Phylogenetic relationships of the Hoatzin, an enigmatic South American bird.
Proc. Nat. Acad. Sci. (USA)92:11662-11665.
E-print
Highton, R. and S. B. Hedges. 1995. Geographic protein variation in
Pseudacris brimleyi (Anura: Hylidae) analysis by sequential electrophoresis. J. Herpetol. 29:351-357.
E-print
Hay, J. M., I. Ruvinsky, S. B. Hedges, and L. R. Maxson. 1995.
Phylogenetic relationships of amphibian families inferred from DNA sequences of mitochondrial
12S and 16S ribosomal RNA genes. Mol. Biol. Evol. 12:928-937.
E-print
Estrada, A. R., and S. B. Hedges. 1995. A new species of Anolis
(Sauria: Iguanidae) from eastern Cuba. Caribb. J. Sci. 31:65-72.
E-print
Hedges, S. B., and M. H. Schweitzer. 1995. Detecting dinosaur DNA.
Science 268:1191-1192.
E-print
Henderson, R. W., and S. B. Hedges. 1995. Origin of West Indian
populations of the geographically widespread boa Corallus enydris
inferred from mitochondrial DNA sequences. Mol. Phylogenet. Evol. 4:88-92.
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Heise, P. J., H. G. Dowling, L. R. Maxson, and S. B. Hedges. 1995.
Higher-level snake phylogeny inferred from mitochondrial DNA sequences of 12SrRNA
and 16SrRNA genes. Mol. Biol. Evol. 12:259-265.
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Bogart, J. P., and S. B. Hedges. 1995. Rapid chromosome evolution
in Jamaican frogs of the genus Eleutherodactylus (Leptodactylidae).
J. Zool. (London) 235:9-31.
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Frye, M. S., and S. B. Hedges. 1995. Monophyly of the order
Rodentia inferred from mitochondrial DNA sequences of the genes for 12S rRNA,
16S rRNA, and tRNA-valine. Mol. Biol. Evol. 12:168-176.
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Hedges, S. B., and K. Johnson. 1994. Calisto tasajera
in the Hispaniolan Cordillera Central (Lepidoptera: Nymphalidae: Satyrinae).
Trop. Lepidop. 5:93-94.
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Hedges, S. B., C. A. Hass, and L. R. Maxson. 1994. Towards a biogeography
of the Caribbean. Cladistics10:43-55.
E-print
Hedges, S. B., and C. G. Sibley. 1994. Molecules vs. morphology
in avian evolution: the case of the "pelecaniform" birds. Proc. Nat. Acad. Sci. (USA) 91:9861-9865.
E-print
Hedges, S. B., and R. L. Bezy. 1994. Xantusiid lizards and
phylogenetic inference. Mol. Phylogenet. Evol. 3:275-278.
E-print
Hedges, S. B. 1994. Molecular evidence for the origin of birds.
Proc. Natl. Acad. Sci. (U.S.A.) 91:2621-2624.
E-print
Ruth, B. C., W. A. Dunson, C. L. Rowe, and S. B. Hedges. 1993.
Molecular and functional evaluation of the egg mass color polymorphism of the
spotted salamander, Ambystoma maculatum.J. Herpetology 27:307-314.
E-print
Hedges, S. B., and O. H. Garrido. 1993. A new species of gecko
(Sphaerodactylus) from central Cuba. J. Herpetology 27:300-306.
E-print
Thomas, R., and S. B. Hedges. 1993. A new banded
Sphaerodactylus from eastern Hispaniola (Squamata: Gekkonidae).
Herpetologica 49:350-354.
E-print
Hedges, S. B., and C. A. Woods. 1993. Caribbean hot spot. Nature 364:375.
E-print
Hedges, S. B., R. A. Nussbaum, and L. R. Maxson. 1993. Caecilian
phylogeny and biogeography inferred from mitochondrial DNA sequences of the
12S rRNA and 16S rRNA genes (Amphibia: Gymnophiona). Herpetol. Monogr. 7:64-76.
E-print
Hedges, S. B., and L. R. Maxson. 1993. A molecular perspective on
Lissamphibian phylogeny. Herpetol. Monogr. 7:27-42.
E-print
Hedges, S. B. 1993. Global amphibian declines: a perspective from the
Caribbean. Biodiversity and Conservation 2:290-303.
E-print
Hedges, S. B. and R. L. Bezy. 1993. Phylogeny of xantusiid lizards:
concern for data and analysis. Mol. Phylogenetics Evol. 2:76-87.
E-print
Hedges, S. B., C. A. Hass, and L. R. Maxson. 1993. Relations of fish and
tetrapods. Nature 363:501-502.
E-print
Hass, C. A., S. B. Hedges, and L. R. Maxson. 1993. Molecular insights
into the relationships and biogeography of West Indian anoline lizards. Biochem. Syst. Ecol. 21:97-114.
E-print
Hedges, S. B. and A. Schluter. 1992. Eleutherodactylus eurydactylus,
a new species of frog from central Amazonian Perú (Anura: Leptodactylidae). Copeia 1992:1002-1006.
E-print
Thomas, R., and S. B. Hedges. 1992. An unusual new
Sphaerodactylus from Hispaniola (Squamata, Gekkonidae). J. Herpetology 26:289-292.
E-print
Thomas, R., S. B. Hedges, and O. H. Garrido. 1992. Two new species of
Sphaerodactylus from eastern Cuba (Sauria, Gekkonidae). Herpetologica 48:358-367.
E-print
Hedges, S. B., and R. Thomas. 1992. Two new species of
Eleutherodactylus from remnant cloud forest in Haiti (Anura, Leptodactylidae). Herpetologica 48:351-358.
E-print
Hedges, S. B., and O. H. Garrido. 1992. A new species of
Tropidophis from Cuba (Serpentes, Tropidophiidae). Copeia1992:820-825.
E-print
Garrido, O. H., and S. B. Hedges. 1992. Three new grass anoles
(Sauria: Iguanidae) from Cuba. Caribb. J. Sci. 28:21-29.
E-print
Hedges, S. B. 1992. A reconsideration of two montane species of
Eleutherodactylus in Hispaniola (Anura, Leptodactylidae).
Caribb. J. Sci. 28:11-16.
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Hedges, S. B., A. R. Estrada, and R. Thomas. 1992. Three new species of
Eleutherodactylus from eastern Cuba, with notes on vocalizations of other
species (Anura, Leptodactylidae). Herpetol. Monogr. 6:68-83.
E-print
Hedges, S. B., and O. H. Garrido. 1992. Cuban snakes of the genus
Arrhyton: Two new species and a reconsideration of A. redimitum
Cope. Herpetologica 48:168-177.
E-print
Hedges, S. B., and R. Thomas. 1992. A new marsh-dwelling species of
Eleutherodactylus from Haiti (Anura:Leptodactylidae). J. Herpetology 26:191-195.
E-print
Hass, C. A., and S. B. Hedges. 1992. Karyotype of the Cuban lizard
Cricosaura typica and its implications for xantusiid phylogeny.
Copeia 1992(2):563-565.
E-print
Hedges, S. B., J. P. Bogart, and L. R. Maxson. 1992. Ancestry of unisexual
salamanders (genus Ambystoma). Nature 356:708-710.
E-print
Hedges, S. B., C. A. Hass, and L. R. Maxson. 1992. Caribbean biogeography:
Molecular evidence for dispersal in West Indian terrestrial vertebrates.
Proc. Natl. Acad. Sci. (U.S.A.) 89:1909-1913.
E-print
Hedges, S. B., and L. R. Maxson. 1992. 18S rRNA sequences and amniote phylogeny:
reply to Marshall. Mol. Biol. Evol. 9(2):374-377.
E-print
Hedges, S. B. 1992. The number of replications needed for accurate estimation of
the bootstrap p-value in phylogenetic studies. Mol. Biol. Evol. 9(2):366-369.
E-print
Hedges, S. B., S. Kumar, K. Tamura, and M. Stoneking. 1992. Human origins and
analysis of mitochondrial DNA sequences. Science 255:737-739.
E-print
Hedges, S. B. and R. Thomas. 1991. The importance of systematic research in the
conservation of amphibian and reptile populations. Pp. 56-61 in Moreno, J. A. (ed.),
Status y distribución de los reptiles y anfibios de la región de Puerto Rico.
Departamento de Recursos Naturales de Puerto Rico, Publicación Científica Miscelánea No. 1.
E-print
Estrada, A. R., and S. B. Hedges. 1991. Nueva especie de Eleutherodactylus
(Anura, Leptodactylidae) de la región oriental de Cuba. Caribb. J. Sci. 27:139-145.
E-print
Schwartz, A., and S. B. Hedges. 1991. An elevational transect of Lepidoptera on
Pico Turquino, Cuba. Caribb. J. Sci. 27:130-138.
E-print
Hass, C. A., and S. B. Hedges. 1991. Albumin evolution in West Indian frogs
of the genus Eleutherodactylus (Leptodactylidae): Caribbean biogeography and a
calibration of the albumin immunological clock. J. Zool. (London) 225:413-426.
E-print
Hedges, S. B. and R. Thomas. 1991. Cryptic species of snakes (Typhlopidae:
Typhlops) from the Puerto Rico Bank detected by protein electrophoresis. Herpetologica 47:448-459.
E-print
Hedges, S. B., and L. R. Maxson. 1991. Pancreatic polypeptide and the sister group
of birds. Mol. Biol. Evol. 8:888-891.
E-print
Hedges, S. B., R. L. Bezy, and L. R. Maxson. 1991. Phylogenetic relationships and
biogeography of xantusiid lizards inferred from mitochondrial DNA sequences. Mol. Biol. Evol. 8:767-780.
E-print
Thomas, R., and S. B. Hedges. 1991. Rediscovery and description of the Hispaniolan lizard
Anolis darlingtoni (Sauria, Iguanidae). Carib. J. Sci. 27:90-93.
E-print
Hedges, S. B. 1991. Electrophoretic and morphological variation in
Eleutherodactylus glaphycompus (Anura, Leptodactylidae) of Hispaniola.
J. Herpetology 25:10-17.
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Hedges, S. B., K. D. Moberg, and L. R. Maxson. 1990. Tetrapod phylogeny inferred from
18S and 28S ribosomal RNA sequences and a review of the evidence for amniote relationships. Mol. Biol. Evol. 7:607-633.
E-print
Hedges, S. B., and K. L. Burnell. 1990. The Jamaican radiation of Anolis
(Sauria: Iguanidae): an analysis of relationships and biogeography using sequential electrophoresis. Carib. J. Sci. 26:31-44.
E-print
Burnell, K. L., and S. B. Hedges. 1990. Relationships of West Indian Anolis
(Sauria: Iguanidae): an approach using slow-evolving protein loci. Carib. J. Sci. 26:7-30.
E-print
Hedges, S. B. 1990. Species concepts and speciation. (Review of Speciation and its
Consequences; Otte, D., and J. A. Endler, eds.). Syst. Zool. 39:95-96.
E-print
Hedges, S. B. 1990. A new species of Phrynopus (Anura, Leptodactylidae) from
Peru. Copeia 1990:108-112.
E-print
Hedges, S. B. 1989. Evolution and biogeography of West Indian frogs of the genus
Eleutherodactylus: slow-evolving loci and the major groups. Pp 305-370 in Woods, C. (ed.),
Biogeography of the West Indies: Past, Present, and Future. Sandhill Crane Press, Gainesville, Florida.
E-print
Hedges, S. B. 1989. An island radiation: allozyme evolution in Jamaican frogs of
the genus Eleutherodactylus (Anura, Leptodactylidae). Carib. J. Sci. 25:123-147.
E-print
Thomas, R., and S. B. Hedges. 1989. A new Celestus (Sauria: Anguidae)
from the Chaine de la Selle of Haiti. Copeia 1989:882-887.
E-print
Hedges, S. B., C. A. Hass, and T. K. Maugel. 1989. Physiological color change in snakes. J. Herpetology 23:450-455.
E-print
Hedges, S. B. 1989. Geographic protein variation in the Jamaican blind snake,
Typhlops jamaicensis (Serpentes: Typhlopidae). Caribb. J. Sci. 25:93-96.
E-print
Hedges, S. B., and R. Thomas. 1989. A new species of Anolis
(Sauria: Iguanidae) from the Sierra de Neiba, Hispaniola. Herpetologica 45:330-336.
E-print
Hedges, S. B., and R. Thomas. 1989. Supplement to West Indian Amphibians and
Reptiles: A Checklist. Milwaukee Public Mus. Contr. Biol. Geol. 77:1-11.
E-print
Hedges. S. B. 1988. A new diminutive frog from Hispaniola (Leptodactylidae,
Eleutherodactylus). Copeia 1988(3):636-641.
E-print
Thomas, R., and S. B. Hedges. 1988. Two new geckos (Sphaerodactylus)
from the southern Dominican Republic. Herpetologica 44(1):96-104.
E-print
Hedges, S. B. 1987. Vocalization and habitat preference of the Jamaican treefrog,
Hyla marianae (Anura, Hylidae). Carib. J. Sci. 23:380-384.
E-print
Hedges, S. B., R. Thomas, and R. Franz. 1987. A new species of Eleutherodactylus
(Anura:Leptodactylidae) from the Massif de la Hotte, Haiti. Copeia 1987:943-949.
E-print
Hedges, S. B., and R. Thomas. 1987. A new burrowing frog from Hispaniola with comments on
the inoptatus group of the genus Eleutherodactylus (Anura:Leptodactylidae). Herpetologica 43:269-279.
E-print
Hedges, S. B. 1986. An electrophoretic analysis of Holarctic hylid frog evolution.
Syst. Zool. 35(1):121.
E-print
Hedges, S. B. 1985. The influence of size and phylogeny on life history variation in
reptiles: a response to Stearns. Amer. Nat. 126(2):258-260.
E-print
Busack, S. D., and S. B. Hedges. 1984. Is the peninsular effect a red herring?
Amer. Nat. 123(2):266-275.
E-print
Hedges, S. B. 1982. Caribbean biogeography: implications of recent plate tectonic studies.
Syst. Zool. 31(4):518-522.
E-print
Mitchell, J. C., and S. B. Hedges. 1980. Ambystoma mabeei (Caudata: Ambystomatidae):
an addition to the salamander fauna of Virginia. Brimleyana 3:119-121.
E-print
Zug, G. R., S. B. Hedges, and S. Sunkel. 1979. Variation in reproductive parameters of
three neotropical snakes, Coniophanes fissidens, Dipsas catesbyi, and Imantodes cenchoa.Smithsonian Contr. Zool. 300:1-20.
E-print
Hedges, S. B. 1977. The presence of the scarlet kingsnake, Lampropeltis triangulum elapsoides
Holbrook (Reptilia, Serpentes, Colubridae), in the Florida Keys. Herpetol. Rev. 8(4):125-126.
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