Richard F. Kay, Ph.D. - Publications

Affiliations: 
Evolutionary Anthropology Duke University, Durham, NC 
Website:
https://evolutionaryanthropology.duke.edu/people/richard-f-kay

113 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Li P, Morse PE, Kay RF. Dental topographic change with macrowear and dietary inference in Homunculus patagonicus. Journal of Human Evolution. 144: 102786. PMID 32402847 DOI: 10.1016/j.jhevol.2020.102786  0.8
2019 Kay RF, Gonzales LA, Salenbien W, Martinez JN, Cooke SB, Valdivia LA, Rigsby C, Baker PA. Parvimico materdei gen. et sp. nov.: A new platyrrhine from the Early Miocene of the Amazon Basin, Peru. Journal of Human Evolution. 134: 102628. PMID 31446974 DOI: 10.1016/j.jhevol.2019.05.016  0.56
2019 Bhandari A, Kay RF, Williams BA, Tiwari BN, Bajpai S, Hieronymus T. Correction: First record of the Miocene hominoid Sivapithecus from Kutch, Gujarat state, western India. Plos One. 14: e0217960. PMID 31150532 DOI: 10.1371/journal.pone.0217960  0.44
2019 Pampush JD, Crowell J, Karme A, Macrae SA, Kay RF, Ungar PS. Technical note: Comparing dental topography software using platyrrhine molars. American Journal of Physical Anthropology. PMID 30768782 DOI: 10.1002/ajpa.23797  0.8
2018 Bhandari A, Kay RF, Williams BA, Tiwari BN, Bajpai S, Hieronymus T. First record of the Miocene hominoid Sivapithecus from Kutch, Gujarat state, western India. Plos One. 13: e0206314. PMID 30427876 DOI: 10.1371/journal.pone.0206314  0.44
2018 Gonzales LA, Malinzak MD, Kay RF. Intraspecific variation in semicircular canal morphology-A missing element in adaptive scenarios? American Journal of Physical Anthropology. PMID 30408143 DOI: 10.1002/ajpa.23692  0.56
2017 Spradley JP, Pampush JD, Morse PE, Kay RF. Smooth operator: The effects of different 3D mesh retriangulation protocols on the computation of Dirichlet normal energy. American Journal of Physical Anthropology. PMID 28218399 DOI: 10.1002/ajpa.23188  0.8
2016 Fulwood EL, Boyer DM, Kay RF. Stem members of Platyrrhini are distinct from catarrhines in at least one derived cranial feature. Journal of Human Evolution. 100: 16-24. PMID 27765146 DOI: 10.1016/j.jhevol.2016.08.001  0.44
2016 Pampush JD, Spradley JP, Morse PE, Harrington AR, Allen KL, Boyer DM, Kay RF. Wear and its effects on dental topography measures in howling monkeys (Alouatta palliata). American Journal of Physical Anthropology. PMID 27634058 DOI: 10.1002/ajpa.23077  0.44
2016 Boyer DM, Kirk EC, Silcox MT, Gunnell GF, Gilbert CC, Yapuncich GS, Allen KL, Welch E, Bloch JI, Gonzales LA, Kay RF, Seiffert ER. Internal carotid arterial canal size and scaling in Euarchonta: Re-assessing implications for arterial patency and phylogenetic relationships in early fossil primates. Journal of Human Evolution. 97: 123-44. PMID 27457550 DOI: 10.1016/j.jhevol.2016.06.002  1
2016 Cuitiño JI, Fernicola JC, Kohn MJ, Trayler R, Naipauer M, Bargo MS, Kay RF, Vizcaíno SF. U-Pb geochronology of the Santa Cruz Formation (early Miocene) at the Río Bote and Río Santa Cruz (southernmost Patagonia, Argentina): Implications for the correlation of fossil vertebrate localities Journal of South American Earth Sciences. 70: 198-210. DOI: 10.1016/j.jsames.2016.05.007  1
2016 Fulwood EL, Boyer DM, Kay RF. Stem members of Platyrrhini are distinct from catarrhines in at least one derived cranial feature Journal of Human Evolution. 100: 16-24. DOI: 10.1016/j.jhevol.2016.08.001  1
2016 Pampush JD, Winchester JM, Morse PE, Vining AQ, Boyer DM, Kay RF. Introducing molaR: a New R Package for Quantitative Topographic Analysis of Teeth (and Other Topographic Surfaces) Journal of Mammalian Evolution. 1-16. DOI: 10.1007/s10914-016-9326-0  0.44
2015 Spradley JP, Glander KE, Kay RF. Dust in the wind: How climate variables and volcanic dust affect rates of tooth wear in central american howling monkeys. American Journal of Physical Anthropology. PMID 26426839 DOI: 10.1002/ajpa.22877  1
2015 Kay RF. Anthropology. New World monkey origins. Science (New York, N.Y.). 347: 1068-9. PMID 25745147 DOI: 10.1126/science.aaa9217  1
2015 Allen KL, Cooke SB, Gonzales LA, Kay RF. Dietary inference from upper and lower molar morphology in platyrrhine primates. Plos One. 10: e0118732. PMID 25738266 DOI: 10.1371/journal.pone.0118732  1
2015 Boyer DM, Winchester J, Kay RF. The effect of differences in methodology among some recent applications of shearing quotients. American Journal of Physical Anthropology. 156: 166-78. PMID 25256698 DOI: 10.1002/ajpa.22619  1
2015 Kay RF. Biogeography in deep time - What do phylogenetics, geology, and paleoclimate tell us about early platyrrhine evolution? Molecular Phylogenetics and Evolution. 82: 358-74. PMID 24333920 DOI: 10.1016/j.ympev.2013.12.002  1
2015 Raigemborn MS, Matheos SD, Krapovickas V, Vizcaíno SF, Bargo MS, Kay RF, Fernicola JC, Zapata L. Paleoenvironmental reconstruction of the coastal Monte Léon and Santa Cruz formations (Early Miocene) at Rincón del Buque, Southern Patagonia: A revisited locality Journal of South American Earth Sciences. 60: 31-55. DOI: 10.1016/j.jsames.2015.03.001  1
2014 Perry JM, Kay RF, Vizcaíno SF, Bargo MS. Oldest known cranium of a juvenile New World monkey (Early Miocene, Patagonia, Argentina): implications for the taxonomy and the molar eruption pattern of early platyrrhines. Journal of Human Evolution. 74: 67-81. PMID 25081638 DOI: 10.1016/j.jhevol.2014.03.009  1
2014 Fernicola JC, Cuitiño JI, Vizcaíno SF, Bargo MS, Kay RF. Fossil localities of the Santa Cruz Formation (Early Miocene, Patagonia, Argentina) prospected by Carlos Ameghino in 1887 revisited and the location of the Notohippidian Journal of South American Earth Sciences. 52: 94-107. DOI: 10.1016/j.jsames.2014.02.002  1
2012 Malinzak MD, Kay RF, Hullar TE. Locomotor head movements and semicircular canal morphology in primates. Proceedings of the National Academy of Sciences of the United States of America. 109: 17914-9. PMID 23045679 DOI: 10.1073/pnas.1206139109  1
2012 Kay RF. Evidence for an Asian origin of stem anthropoids. Proceedings of the National Academy of Sciences of the United States of America. 109: 10132-3. PMID 22699505 DOI: 10.1073/pnas.1207933109  1
2012 Allen KL, Kay RF. Dietary quality and encephalization in platyrrhine primates. Proceedings. Biological Sciences / the Royal Society. 279: 715-21. PMID 21831898 DOI: 10.1098/rspb.2011.1311  1
2012 Wilson LAB, Madden RH, Kay RF, Sánchez-Villagra MR. Testing a developmental model in the fossil record: Molar proportions in South American ungulates Paleobiology. 38: 308-321. DOI: 10.1666/11001.1  1
2011 Kay RF, Hunt KD, Beeker CD, Conrad GW, Johnson CC, Keller J. Preliminary notes on a newly discovered skull of the extinct monkey Antillothrix from Hispaniola and the origin of the Greater Antillean monkeys. Journal of Human Evolution. 60: 124-8. PMID 21074827 DOI: 10.1016/j.jhevol.2010.09.003  1
2010 Coleman MN, Kay RF, Colbert MW. Auditory morphology and hearing sensitivity in fossil New World monkeys. Anatomical Record (Hoboken, N.J. : 2007). 293: 1711-21. PMID 20730868 DOI: 10.1002/ar.21199  1
2010 Williams BA, Kay RF, Kirk EC. New perspectives on anthropoid origins. Proceedings of the National Academy of Sciences of the United States of America. 107: 4797-804. PMID 20212104 DOI: 10.1073/pnas.0908320107  1
2010 Williams BA, Kay RF, Kirk EC, Ross CF. Darwinius masillae is a strepsirrhine--a reply to Franzen et al. (2009). Journal of Human Evolution. 59: 567-73; discussion 5. PMID 20188396 DOI: 10.1016/j.jhevol.2010.01.003  1
2010 Vizcaíno SF, Bargo MS, Kay RF, Fariña RA, Di Giacomo M, Perry JMG, Prevosti FJ, Toledo N, Cassini GH, Fernicola JC. A baseline paleoecological study for the Santa Cruz Formation (late-early Miocene) at the Atlantic Coast of Patagonia, Argentina Palaeogeography, Palaeoclimatology, Palaeoecology. 292: 507-519. DOI: 10.1016/j.palaeo.2010.04.022  1
2010 Kay RF, Fleagle JG. Stem taxa, homoplasy, long lineages, and the phylogenetic position of Dolichocebus Journal of Human Evolution. 59: 218-222. DOI: 10.1016/j.jhevol.2010.03.002  1
2010 Perry JMG, Kay RF, Vizcaíno SF, Bargo MS. Tooth root size, chewing muscle leverage, and the biology of Homunculus patagonicus (Primates) from the late early Miocene of Patagonia Ameghiniana. 47: 355-371.  1
2009 Bargo MS, Vizcaíno SF, Kay RF. Predominance of orthal masticatory movements in the early Miocene Eucholaeops (Mammalia, Xenarthra, Tardigrada, Megalonychidae) and other megatherioid sloths Journal of Vertebrate Paleontology. 29: 870-880. DOI: 10.1671/039.029.0324  1
2008 Krueger KL, Scott JR, Kay RF, Ungar PS. Technical note: Dental microwear textures of "Phase I" and "Phase II" facets. American Journal of Physical Anthropology. 137: 485-90. PMID 18785631 DOI: 10.1002/ajpa.20928  1
2008 Bajpai S, Kay RF, Williams BA, Das DP, Kapur VV, Tiwari BN. The oldest Asian record of Anthropoidea. Proceedings of the National Academy of Sciences of the United States of America. 105: 11093-8. PMID 18685095 DOI: 10.1073/pnas.0804159105  1
2008 Kay RF, Fleagle JG, Mitchell TR, Colbert M, Bown T, Powers DW. The anatomy of Dolichocebus gaimanensis, a stem platyrrhine monkey from Argentina. Journal of Human Evolution. 54: 323-82. PMID 18001820 DOI: 10.1016/j.jhevol.2007.09.002  1
2008 Kay RF, Vizcaíno SF, Bargo MS, Perry JMG, Prevosti FJ, Fernicola JC. Two new fossil vertebrate localities in the Santa Cruz Formation (late early - early middle Miocene, Argentina), ∼51° South latitude Journal of South American Earth Sciences. 25: 187-195. DOI: 10.1016/j.jsames.2007.07.003  1
2007 Goin FJ, Sánchez-Villagra MR, Abello A, Kay RF. A new generalized paucituberculatan marsupial from the oligocene of Bolivia and the origin of 'shrew-like' opossums Palaeontology. 50: 1267-1276. DOI: 10.1111/j.1475-4983.2007.00706.x  1
2007 Goin F, Abello A, Bellosi E, Kay R, Madden R, Carlini A. South American metatherians from the begining of the neogene (Early Miocene, Colhuehuapan Land-mammal Age). Part 1: Introduction, didelphimorphia and sparassodonta | Los Metatheria sudamericanos de comienzos del neógeno (Mioceno Temprano, Edad-mamífero Colhuehuapense). Parte I: Introducción, didelphimorphia y sparassodonta Ameghiniana. 44: 29-71.  1
2006 Kay RF, Cozzuol MA. New platyrrhine monkeys from the Solimões Formation (late Miocene, Acre State, Brazil). Journal of Human Evolution. 50: 673-86. PMID 16530809 DOI: 10.1016/j.jhevol.2006.01.002  1
2006 Forasiepi AM, Sánchez-Villagra MR, Goin FJ, Takai M, Shigehara N, Kay RF. A new species of Hathliacynidae (Metatheria, Sparassodonta) from the middle Miocene of Quebrada Honda, Bolivia Journal of Vertebrate Paleontology. 26: 670-684. DOI: 10.1671/0272-4634(2006)26[670:ANSOHM]2.0.CO;2  1
2006 Vizcaíno SF, Bargo MS, Kay RF, Milne N. The armadillos (Mammalia, Xenarthra, Dasypodidae) of the Santa Cruz Formation (early-middle Miocene): An approach to their paleobiology Palaeogeography, Palaeoclimatology, Palaeoecology. 237: 255-269. DOI: 10.1016/j.palaeo.2005.12.006  1
2006 Tafforeau P, Boistel R, Boller E, Bravin A, Brunet M, Chaimanee Y, Cloetens P, Feist M, Hoszowska J, Jaeger JJ, Kay RF, Lazzari V, Marivaux L, Nel A, Nemoz C, et al. Applications of X-ray synchrotron microtomography for non-destructive 3D studies of paleontological specimens Applied Physics a: Materials Science and Processing. 83: 195-202. DOI: 10.1007/s00339-006-3507-2  1
2005 Kay RF. A synopsis of the phylogeny and paleobiology of Amphipithecidae, South Asian middle and late Eocene primates Anthropological Science. 113: 33-42. DOI: 10.1537/ase.04S005  1
2004 Kay RF, Campbell VM, Rossie JB, Colbert MW, Rowe TB. Olfactory fossa of Tremacebus harringtoni (platyrrhini, early Miocene, Sacanana, Argentina): implications for activity pattern. The Anatomical Record. Part a, Discoveries in Molecular, Cellular, and Evolutionary Biology. 281: 1157-72. PMID 15481092 DOI: 10.1002/ar.a.20121  1
2004 Kay RF, Schmitt D, Vinyard CJ, Perry JM, Shigehara N, Takai M, Egi N. The paleobiology of Amphipithecidae, South Asian late Eocene primates. Journal of Human Evolution. 46: 3-25. PMID 14698683 DOI: 10.1016/j.jhevol.2003.09.009  1
2004 Kohn MJ, Josef JA, Madden R, Kay R, Vucetich G, Carlini AA. Climate stability across the Eocene-Oligocene transition, southern Argentina Geology. 32: 621-624. DOI: 10.1130/G20442.1  1
2003 Jungers WL, Pokempner AA, Kay RF, Cartmill M. Hypoglossal canal size in living hominoids and the evolution of human speech. Human Biology. 75: 473-84. PMID 14655872  1
2003 Kirk EC, Cartmill M, Kay RF, Lemelin P. Comment on "Grasping primate origins". Science (New York, N.Y.). 300: 741; author reply 74. PMID 12730582 DOI: 10.1126/science.1081587  1
2003 Goin FJ, Sanchez-Villagra MR, Kay RF, Anaya-Daza F, Takai M. New Palaeothentid marsupial from the middle Miocene of Bolivia Palaeontology. 46: 307-315.  1
2002 Holroyd PA, Ciochon RL, Gunnell GF, Kay RF, Takai M, Godinot M. What's in a name? Family-group taxonomy of larger-bodied Southeast Asian Eocene primates. Journal of Human Evolution. 43: 755-8. PMID 12457857 DOI: 10.1006/jhev.2002.0589  1
2002 Shigehara N, Takai M, Kay RF, Aung AK, Soe AN, Tun ST, Tsubamato T, Thein T. The upper dentition and face of Pondaungia cotteri from central Myanmar. Journal of Human Evolution. 43: 143-66. PMID 12160713 DOI: 10.1006/jhev.2002.0567  1
2002 Bellosi ES, Miquel SE, Kay RF, Madden RH. A Mustersan Paleosol bearing land microgastropods (Charopidae) from the Sarmiento Formation, Eocene of Central Patagonia: Climatic implications | Un paleosuelo mustersense con microgastrópodos terrestres (Charopidae) de la Formación Sarmiento, Eoceno de Patagonia central: significado paleoclimático Ameghiniana. 39: 465-477.  1
2001 Williams SH, Kay RF. A comparative test of adaptive explanations for hypsodonty in ungulates and rodents Journal of Mammalian Evolution. 8: 207-229.  1
2000 Kay RF, Kirk EC. Osteological evidence for the evolution of activity pattern and visual acuity in primates. American Journal of Physical Anthropology. 113: 235-62. PMID 11002207 DOI: 10.1002/1096-8644(200010)113:2<235::AID-AJPA7>3.0.CO;2-9  1
2000 Sänchez-Villagra MR, Kay RF, Anaya-Daza F. Cranial anatomy and palaeobiology of the Miocene marsupial Hondalagus altiplanensis and a phylogeny of Argyrolagids Palaeontology. 43: 287-301.  1
2000 Sanchez-Villagra MR, Burnham RJ, Campbell DC, Feldmann RM, Gaffney ES, Kay RF, Lozsan R, Purdy R, Thewissen JGM. A new near-shore marine fauna and flora from the early neogene of northwestern Venezuela Journal of Paleontology. 74: 957-968.  1
1999 Kay RF, Madden RH, Vucetich MG, Carlini AA, Mazzoni MM, Re GH, Heizler M, Sandeman H. Revised geochronology of the Casamayoran South American Land Mammal Age: Climatic and biotic implications Proceedings of the National Academy of Sciences of the United States of America. 96: 13235-13240. DOI: 10.1073/pnas.96.23.13235  1
1998 Ross C, Williams B, Kay RF. Phylogenetic analysis of anthropoid relationships Journal of Human Evolution. 35: 221-306. PMID 9749407 DOI: 10.1006/jhev.1998.0254  1
1998 Kay RF, Johnson D, Meldrum DJ. A new pitheciin primate from the middle Miocene of Argentina American Journal of Primatology. 45: 317-336. PMID 9702279 DOI: 10.1002/(SICI)1098-2345(1998)45:4<317::AID-AJP1>3.0.CO;2-Z  1
1998 Kay RF, Cartmill M, Balow M. The hypoglossal canal and the origin of human vocal behavior Proceedings of the National Academy of Sciences of the United States of America. 95: 5417-5419. PMID 9560291 DOI: 10.1073/pnas.95.9.5417  1
1998 Kay RF, Macfadden BJ, Madden RH, Sandeman H, Anaya F. Revised age of the Salla beds, Bolivia, and its bearing on the age of the Deseadan South American land mammal "Age" Journal of Vertebrate Paleontology. 18: 189-199.  1
1997 Kay RF, Madden RH, Van Schaik C, Higdon D. Primate species richness is determined by plant productivity: implications for conservation. Proceedings of the National Academy of Sciences of the United States of America. 94: 13023-7. PMID 9371793 DOI: 10.1073/pnas.94.24.13023  1
1997 Meldrum DJ, Kay RF. Nuciruptor rubricae, a new pitheciin seed predator from the Miocene of Colombia American Journal of Physical Anthropology. 102: 407-427. PMID 9098507 DOI: 10.1002/(SICI)1096-8644(199703)102:3<407::AID-AJPA8>3.0.CO;2-R  1
1997 Kay RF, Madden RH. Mammals and rainfall: Paleoecology of the middle Miocene at la Venta (Colombia, South America) Journal of Human Evolution. 32: 161-199. PMID 9061556  1
1997 Kay RF, Ross C, Williams BA. Anthropoid origins Science. 275: 797-804. PMID 9012340 DOI: 10.1126/science.275.5301.797  1
1997 Sánchez-Villagra MR, Kay RF. A skull of Proargyrolagus, the oldest argyrolagid (late Oligocene salla beds, Bolivia), with brief comments concerning its paleobiology Journal of Vertebrate Paleontology. 17: 717-724.  1
1996 Sánchez-Vittagra MR, Kay RF. Do phalangeriforms (Marsupialia: Diprotodontia) have a 'hypocone'? Australian Journal of Zoology. 44: 461-467.  1
1995 Ungar PS, Kay RF. The dietary adaptations of European miocene catarrhines Proceedings of the National Academy of Sciences of the United States of America. 92: 5479-5481. PMID 7777533 DOI: 10.1073/pnas.92.12.5479  1
1994 Kay RF. 'Giant' tamarin from the Miocene of Colombia American Journal of Physical Anthropology. 95: 333-353. PMID 7856767 DOI: 10.1002/ajpa.1330950305  1
1994 Williams BA, Kay RF. The taxon anthropoidea and the crown clade concept Evolutionary Anthropology. 3: 188-190. DOI: 10.1002/evan.1360030603  1
1993 Kay RF, Frailey CD. Large fossil platyrrhines from the Rio Acre local fauna, late Miocene, western Amazonia Journal of Human Evolution. 25: 319-327. DOI: 10.1006/jhev.1993.1051  1
1993 Anthony MRL, Kay RF. Tooth form and diet in ateline and alouattine primates: reflections on the comparative method American Journal of Science. 293: 356-382.  1
1992 Kay RF, Thewissen JGM, Yoder AD. Cranial anatomy of Ignacius graybullianus and the affinities of the plesiadapiformes American Journal of Physical Anthropology. 89: 477-498. DOI: 10.1002/ajpa.1330890409  1
1990 Meldrum DJ, Fleagle JG, Kay RF. Partial humeri of two Miocene Colombian primates. American Journal of Physical Anthropology. 81: 413-22. PMID 2327481 DOI: 10.1002/ajpa.1330810310  1
1990 Kay RF. The phyletic relationships of extant and fossil Pitheciinae (Platyrrhini, Anthropoidea) Journal of Human Evolution. 19: 175-208. DOI: 10.1016/0047-2484(90)90016-5  1
1990 Kay RF, Thorington RW, Houde P. Eocene plesiadapiform shows affinities with flying lemurs not primates Nature. 345: 342-344.  1
1988 Kay RF, Plavcan JM, Glander KE, Wright PC. Sexual selection and canine dimorphism in New World monkeys American Journal of Physical Anthropology. 77: 385-397. PMID 3228171  1
1988 Grine FE, Kay RF. Early hominid diets from quantitative image analysis of dental microwear Nature. 333: 765-768. PMID 3133564  1
1988 Plavcan JM, Kay RF. Sexual dimorphism and dental variability in platyrrhine primates International Journal of Primatology. 9: 169-178. DOI: 10.1007/BF02737399  1
1988 Kay RF, Cant JGH. Age assessment using cementum annulus counts and tooth wear in a free-ranging population of Macaca mulatta American Journal of Primatology. 15: 1-15.  1
1987 Kay RF. Analysis of primate dental microwear using image processing techniques Scanning Microscopy. 1: 657-662. PMID 3616563  1
1987 Kay RF, Madden RH, Plavcan JM, Cifelli RL, Díaz JG. Stirtonia victoriae, a new species of Miocene Colombian primate Journal of Human Evolution. 16: 173-196. DOI: 10.1016/0047-2484(87)90075-3  1
1987 Fleagle JG, Kay RF. The phyletic position of the Parapithecidae Journal of Human Evolution. 16: 483-532. DOI: 10.1016/0047-2484(87)90036-4  1
1986 Lundberg JG, Machado-Allison A, Kay RF. Miocene characid fishes from Colombia: evolutionary stasis and extirpation. Science (New York, N.Y.). 234: 208-9. PMID 17746480 DOI: 10.1126/science.234.4773.208  1
1986 Luchterhand K, Kay RF, Madden RH. ( Mohanamico herskovitzi gen. et sp. nov., a middle Miocene South American primate). | Mohanamico hershkovitzi, gen. et sp. nov., un primate du Miocene moyen d'Amerique du Sud Comptes Rendus - Academie Des Sciences, Series Ii. 303: 1753-1758.  1
1986 Lundberg JG, Machado-Allison A, Kay RF. Miocene characid fishes from Colombia: Evolutionary stasis and extirpation Science. 234: 208-209.  1
1985 Kay RF. Dental evidence for the diet of Australopithecus Annual Review of Anthropology. Vol. 14. 315-341.  1
1984 Kay RF, Rasmussen DT, Beard KC. Cementum annulus counts provide a means for age determination in Macaca mulatta (primates, anthropoidea). Folia Primatologica; International Journal of Primatology. 42: 85-95. PMID 6469152 DOI: 10.1159/000156152  1
1983 Kay RF, Covert HH. True grit: a microwear experiment American Journal of Physical Anthropology. 61: 33-38. PMID 6869511  1
1983 Kay RF, Simons EL. Dental formulae and dental eruption patterns in Parapithecidae (Primates, Anthropoidea). American Journal of Physical Anthropology. 62: 363-75. PMID 6421169 DOI: 10.1002/ajpa.1330620403  1
1983 Simons EL, Kay RF. Qatrania, new basal anthropoid primate from the Fayum, Oligocene of Egypt Nature. 304: 624-626. DOI: 10.1038/304624a0  1
1982 Kay RF. Sivapithecus simonsi, a new species of miocene hominoid, with comments on the phylogenetic status of the ramapithecinae International Journal of Primatology. 3: 113-173. DOI: 10.1007/BF02693493  1
1981 Covert HH, Kay RF. Dental microwear and diet: Implications for determining the feeding behaviors of extinct primates, with a comment on the dietary pattern of Sivapithecus American Journal of Physical Anthropology. 55: 331-336. PMID 6267943  1
1981 Kay RF. The nut-crackers - a new theory on the adaptations of the Ramapithecinae American Journal of Physical Anthropology. 55: 141-151.  1
1981 Kay RF, Fleagle JG, Simons EL. A revision of the oligocene apes of the Fayum province, Egypt American Journal of Physical Anthropology. 55: 293-322.  1
1981 Kay RF. The ontogeny of premolar dental wear in Cercocebus albigena (Cercopithecidae) American Journal of Physical Anthropology. 54: 153-155.  1
1980 Fleagle JG, Kay RF, Simons EL. Sexual dimorphism in early anthropoids. Nature. 287: 328-30. PMID 6999362 DOI: 10.1038/287328a0  1
1980 Kay RF, Simons EL. Comments on the adaptive strategy of the first African anthropoids. Zeitschrift FüR Morphologie Und Anthropologie. 71: 143-8. PMID 6776702  1
1980 Kay RF, Simons EL. The ecology of oligocene African anthropoidea International Journal of Primatology. 1: 21-37. DOI: 10.1007/BF02692256  1
1978 Kay RF, Sussman RW, Tattersall I. Dietary and dental variations in the genus Lemur, with comments concerning dietary-dental correlations among Malagasy primates American Journal of Physical Anthropology. 49: 119.128. PMID 98050  1
1977 Kay RF. The evolution of molar occlusion in the cercopithecidae and early catarrhines American Journal of Physical Anthropology. 46: 327-352. PMID 848569  1
1977 Kay RF. Diets of early Miocene African hominoids Nature. 268: 628-630. DOI: 10.1038/268628a0  1
1977 Kay RF, Cartmill M. Cranial morphology and adaptations of Palaechthon nacimienti and other paromomyidae (Plesiadapoidea, ? primates), with a description of a new genus and species Journal of Human Evolution. 6: 19-32,IN5,33-53. DOI: 10.1016/S0047-2484(77)80040-7  1
1977 Sheine WS, Kay RF. An analysis of chewed food particle size and its relationship to molar structure in the primates Cheirogaleus medius and Galago senegalensis and the insectivoran Tupaia glis American Journal of Physical Anthropology. 47: 15-20.  1
1975 Hylander WL, Kay RF. Maxillary Premolar Reduction in the Golden Monkey (Rhinopithecus roxellanae) Journal of Dental Research. 54: 1242. PMID 811696 DOI: 10.1177/00220345750540063201  1
1975 Kay RF. The functional adaptations of primate molar teeth American Journal of Physical Anthropology. 43: 195-215. PMID 810034  1
1975 Wolpoff MH, Brace CL, Kay RF, Pilbeam D, Gould SJ. Allometry and early hominids Science. 189: 61-64. PMID 806115  1
1974 Kay RF, Hiiemae KM. Jaw movement and tooth use in recent and fossil primates American Journal of Physical Anthropology. 40: 227-256. PMID 4815136  1
1974 Kay RF, Cartmill M. Skull of Palaechthon nacimienti Nature. 252: 37-38. DOI: 10.1038/252037a0  1
1973 Kay RF. Letter: Humerus of robust Australopithecus Science. 182: 396. PMID 4755638  1
1973 Kay RF, McHenry HM. Humerus of robust australopithecus Science. 182: 396-398.  1
1972 Hiiemae K, Kay RF. Trends in the evolution of primate mastication Nature. 240: 486-487. PMID 4565949 DOI: 10.1038/240486a0  1
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