105 million years ago 44 million years ago


Selected Publications (see also Complete Publications)

  • 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)
  • 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)
  • 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)
  • 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
  • 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., and S. Kumar (Eds.). 2009. The timetree of life. Oxford University Press, New York. 551 p. PDFs of all chapters
  • 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-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. 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. (USA) 102:18842-18847. E-print
  • Hedges, S. B. 2003. The coelacanth of frogs. Nature 425:669-670. (Champagne Writing Award for best News & Views 2003). 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
  • 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. Science 293:1129-1133. E-print
  • Hedges, S. B. 2001. Afrotheria: plate tectonics meets genomics. Proc. Nat. Acad. Sci. (USA) 98:1-2. E-print
  • Hedges, S. B. 2000. A start for population genomics. Nature 408:652-653. 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 L. L. Poling. 1999. A molecular phylogeny of reptiles. Science 283:998-1001. 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
  • 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. ISI Hot Paper. 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., Simmons, M. D., VanDikj, M. A., Caspers, G., DeJong, W. W., and C. G. Sibley. 1995. The phylogenetic relationships of the Hoatzin, an enigmatic South American bird. Proc. Nat. Acad. Sci. (USA) 92:11662-11665. E-print
  • Hedges, S. B., and M. H. Schweitzer. 1995. Detecting dinosaur DNA. Science 268:1191-1192. 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. 1994. Molecular evidence for the origin of birds. Proc. Natl. Acad. Sci. (U.S.A.) 91:2621-2624. E-print
  • Hedges, S. B., and C. A. Woods. 1993. Caribbean hot spot. Nature 364:375. E-print Timetree of Life
  • Hedges, S. B., C. A. Hass, and L. R. Maxson. 1993. Relations of fish and tetrapods. Nature 363:501-502. 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., S. Kumar, K. Tamura, and M. Stoneking. 1992. Human origins and analysis of mitochondrial DNA sequences. Science 255:737-739. E-print

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Last updated: 18 October 2016