Faculty

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Erik R. Seiffert
Professor of Clinical Cell & Neurobiology
Cell and Neurobiology
BMT 1333 San Pablo St406, Health Sciences Campus Los Angeles

Publications

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. J Hum Evol. 2016 Aug; 97:123-44. View in: PubMed

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. J Hum Evol. 2016 Aug; 97:123-44. View in: PubMed

Marigó J, Roig I, Seiffert ER, Moyà-Solà S, Boyer DM. Astragalar and calcaneal morphology of the middle Eocene primate Anchomomys frontanyensis (Anchomomyini): Implications for early primate evolution. J Hum Evol. 2016 Feb; 91:122-43. View in: PubMed

Borths MR, Holroyd PA, Seiffert ER. Hyainailourine and teratodontine cranial material from the late Eocene of Egypt and the application of parsimony and Bayesian methods to the phylogeny and biogeography of Hyaenodonta (Placentalia, Mammalia). PeerJ. 2016; 4:e2639. View in: PubMed

Heritage S, Fernández D, Sallam HM, Cronin DT, Esara Echube JM, Seiffert ER. Ancient phylogenetic divergence of the enigmatic African rodent Zenkerella and the origin of anomalurid gliding. PeerJ. 2016; 4:e2320. View in: PubMed

Sallam HM, Seiffert ER. New phiomorph rodents from the latest Eocene of Egypt, and the impact of Bayesian "clock"-based phylogenetic methods on estimates of basal hystricognath relationships and biochronology. PeerJ. 2016; 4:e1717. View in: PubMed

Boyer DM, Yapuncich GS, Butler JE, Dunn RH, Seiffert ER. Evolution of postural diversity in primates as reflected by the size and shape of the medial tibial facet of the talus. Am J Phys Anthropol. 2015 May; 157(1):134-77. View in: PubMed

Seiffert ER, Costeur L, Boyer DM. Primate tarsal bones from Egerkingen, Switzerland, attributable to the middle Eocene adapiform Caenopithecus lemuroides. PeerJ. 2015; 3:e1036. View in: PubMed

Krause DW, Hoffmann S, Wible JR, Kirk EC, Schultz JA, von Koenigswald W, Groenke JR, Rossie JB, O'Connor PM, Seiffert ER, Dumont ER, Holloway WL, Rogers RR, Rahantarisoa LJ, Kemp AD, Andriamialison H. First cranial remains of a gondwanatherian mammal reveal remarkable mosaicism. Nature. 2014 Nov 27; 515(7528):512-7. View in: PubMed

Gunnell GF, Simmons NB, Seiffert ER. New Myzopodidae (Chiroptera) from the late Paleogene of Egypt: emended family diagnosis and biogeographic origins of Noctilionoidea. PLoS One. 2014; 9(2):e86712. View in: PubMed

Cooper LN, Seiffert ER, Clementz M, Madar SI, Bajpai S, Hussain ST, Thewissen JG. Anthracobunids from the middle eocene of India and pakistan are stem perissodactyls. PLoS One. 2014; 9(10):e109232. View in: PubMed

Gladman JT, Boyer DM, Simons EL, Seiffert ER. A calcaneus attributable to the primitive late Eocene anthropoid Proteopithecus sylviae: phenetic affinities and phylogenetic implications. Am J Phys Anthropol. 2013 Jul; 151(3):372-97. View in: PubMed

Boyer DM, Seiffert ER. Patterns of astragalar fibular facet orientation in extant and fossil primates and their evolutionary implications. Am J Phys Anthropol. 2013 Jul; 151(3):420-47. View in: PubMed

Stevens NJ, Seiffert ER, O'Connor PM, Roberts EM, Schmitz MD, Krause C, Gorscak E, Ngasala S, Hieronymus TL, Temu J. Palaeontological evidence for an Oligocene divergence between Old World monkeys and apes. Nature. 2013 May 30; 497(7451):611-4. View in: PubMed

Seiffert ER, Simons EL. Last of the oligopithecids? A dwarf species from the youngest primate-bearing level of the Jebel Qatrani Formation, northern Egypt. J Hum Evol. 2013 Mar; 64(3):211-5. View in: PubMed

Boyer DM, Seiffert ER, Gladman JT, Bloch JI. Evolution and allometry of calcaneal elongation in living and extinct primates. PLoS One. 2013; 8(7):e67792. View in: PubMed

Seiffert ER. Early primate evolution in Afro-Arabia. Evol Anthropol. 2012 Nov; 21(6):239-53. View in: PubMed

Ryan TM, Silcox MT, Walker A, Mao X, Begun DR, Benefit BR, Gingerich PD, Köhler M, Kordos L, McCrossin ML, Moyà-Solà S, Sanders WJ, Seiffert ER, Simons E, Zalmout IS, Spoor F. Evolution of locomotion in Anthropoidea: the semicircular canal evidence. Proc Biol Sci. 2012 Sep 7; 279(1742):3467-75. View in: PubMed

Patel BA, Seiffert ER, Boyer DM, Jacobs RL, St Clair EM, Simons EL. New primate first metatarsals from the Paleogene of Egypt and the origin of the anthropoid big toe. J Hum Evol. 2012 Jul; 63(1):99-120. View in: PubMed

Steiper ME, Seiffert ER. Evidence for a convergent slowdown in primate molecular rates and its implications for the timing of early primate evolution. Proc Natl Acad Sci U S A. 2012 Apr 17; 109(16):6006-11. View in: PubMed

Seiffert ER, Nasir S, Al-Harthy A, Groenke JR, Kraatz BP, Stevens NJ, Al-Sayigh AR. Diversity in the later Paleogene proboscidean radiation: a small barytheriid from the Oligocene of Dhofar Governorate, Sultanate of Oman. Naturwissenschaften. 2012 Feb; 99(2):133-41. View in: PubMed

Goswami A, Prasad GV, Upchurch P, Boyer DM, Seiffert ER, Verma O, Gheerbrant E, Flynn JJ. A radiation of arboreal basal eutherian mammals beginning in the Late Cretaceous of India. Proc Natl Acad Sci U S A. 2011 Sep 27; 108(39):16333-8. View in: PubMed

Sallam HM, Seiffert ER, Simons EL. Craniodental morphology and systematics of a new family of hystricognathous rodents (Gaudeamuridae) from the late eocene and early oligocene of Egypt. PLoS One. 2011; 6(2):e16525. View in: PubMed

Boyer DM, Seiffert ER, Simons EL. Astragalar morphology of Afradapis, a large adapiform primate from the earliest late Eocene of Egypt. Am J Phys Anthropol. 2010 Nov; 143(3):383-402. View in: PubMed

Seiffert ER, Simons EL, Boyer DM, Perry JM, Ryan TM, Sallam HM. A fossil primate of uncertain affinities from the earliest late Eocene of Egypt. Proc Natl Acad Sci U S A. 2010 May 25; 107(21):9712-7. View in: PubMed

Seiffert ER, Perry JM, Simons EL, Boyer DM. Convergent evolution of anthropoid-like adaptations in Eocene adapiform primates. Nature. 2009 Oct 22; 461(7267):1118-21. View in: PubMed

Sallam HM, Seiffert ER, Steiper ME, Simons EL. Fossil and molecular evidence constrain scenarios for the early evolutionary and biogeographic history of hystricognathous rodents. Proc Natl Acad Sci U S A. 2009 Sep 29; 106(39):16722-7. View in: PubMed

Liu AG, Seiffert ER, Simons EL. Stable isotope evidence for an amphibious phase in early proboscidean evolution. Proc Natl Acad Sci U S A. 2008 Apr 15; 105(15):5786-91. View in: PubMed

Simons EL, Seiffert ER, Ryan TM, Attia Y. A remarkable female cranium of the early Oligocene anthropoid Aegyptopithecus zeuxis (Catarrhini, Propliopithecidae). Proc Natl Acad Sci U S A. 2007 May 22; 104(21):8731-6. View in: PubMed

Cote S, Werdelin L, Seiffert ER, Barry JC. Additional material of the enigmatic Early Miocene mammal Kelba and its relationship to the order Ptolemaiida. Proc Natl Acad Sci U S A. 2007 Mar 27; 104(13):5510-5. View in: PubMed

Seiffert ER. Early evolution and biogeography of lorisiform strepsirrhines. Am J Primatol. 2007 Jan; 69(1):27-35. View in: PubMed

Seiffert ER. Evolution and extinction of Afro-Arabian primates near the Eocene-Oligocene boundary. Folia Primatol (Basel). 2007; 78(5-6):314-27. View in: PubMed

Seiffert ER. A new estimate of afrotherian phylogeny based on simultaneous analysis of genomic, morphological, and fossil evidence. BMC Evol Biol. 2007; 7:224. View in: PubMed

Seiffert ER. Revised age estimates for the later Paleogene mammal faunas of Egypt and Oman. Proc Natl Acad Sci U S A. 2006 Mar 28; 103(13):5000-5. View in: PubMed

Seiffert ER, Simons EL, Clyde WC, Rossie JB, Attia Y, Bown TM, Chatrath P, Mathison ME. Basal anthropoids from Egypt and the antiquity of Africa's higher primate radiation. Science. 2005 Oct 14; 310(5746):300-4. View in: PubMed

Seiffert ER, Simons EL, Ryan TM, Attia Y. Additional remains of Wadilemur elegans, a primitive stem galagid from the late Eocene of Egypt. Proc Natl Acad Sci U S A. 2005 Aug 9; 102(32):11396-401. View in: PubMed

Robinson TJ, Seiffert ER. Afrotherian origins and interrelationships: new views and future prospects. Curr Top Dev Biol. 2004; 63:37-60. View in: PubMed

Kappelman J, Rasmussen DT, Sanders WJ, Feseha M, Bown T, Copeland P, Crabaugh J, Fleagle J, Glantz M, Gordon A, Jacobs B, Maga M, Muldoon K, Pan A, Pyne L, Richmond B, Ryan T, Seiffert ER, Sen S, Todd L, Wiemann MC, Winkler A. Oligocene mammals from Ethiopia and faunal exchange between Afro-Arabia and Eurasia. Nature. 2003 Dec 4; 426(6966):549-52. View in: PubMed

Seiffert ER, Simons EL, Attia Y. Fossil evidence for an ancient divergence of lorises and galagos. Nature. 2003 Mar 27; 422(6930):421-4. View in: PubMed

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