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Docodontans from the Lower Cretaceous of Yakutia, Russia: new insights into diversity, morphology, and phylogeny of Docodonta. / Аверьянов, Александр Олегович; Martin, Thomas; Лопатин, Алексей; Скучас, Павел Петрович; Витенко, Дмитрий Дмитриевич; Schellhorn, Rico; Колосов, Пётр .

In: Cretaceous Research, Vol. 158, 105836, 01.06.2024.

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@article{c87135ab1d5646d596150fbbd9364091,
title = "Docodontans from the Lower Cretaceous of Yakutia, Russia: new insights into diversity, morphology, and phylogeny of Docodonta",
abstract = "Docodonta are the most abundant and taxonomically diverse group of mammaliaforms in the high paleolatitude Lower Cretaceous Teete locality in Yakutia, Russia. Docodontans are represented by the tegotheriids Khorotherium yakutense and Ergetiis ichchi gen. et sp. nov., and possibly two more taxa known from fragmentary specimens (Docodonta indet.). Ergetiis ichchi gen. et sp. nov. shows a reduction and posterior shift of the angular process of the dentary which could indicate a reduction of the mandibular middle ear potentially in a way analogous to the transitional mammalian middle ear of Eutriconodonta. A revised phylogenetic analysis of Docodonta suggests a stemward position of Docodontidae and a sister group relationship for Simpsonodontidae and Tegotheriidae.",
keywords = "Docodonta, Lower Cretaceous, Mammaliaformes, Russia, Yakutia",
author = "Аверьянов, {Александр Олегович} and Thomas Martin and Алексей Лопатин and Скучас, {Павел Петрович} and Витенко, {Дмитрий Дмитриевич} and Rico Schellhorn and Пётр Колосов",
year = "2024",
month = jun,
day = "1",
doi = "10.1016/j.cretres.2024.105836",
language = "English",
volume = "158",
journal = "Cretaceous Research",
issn = "0195-6671",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Docodontans from the Lower Cretaceous of Yakutia, Russia: new insights into diversity, morphology, and phylogeny of Docodonta

AU - Аверьянов, Александр Олегович

AU - Martin, Thomas

AU - Лопатин, Алексей

AU - Скучас, Павел Петрович

AU - Витенко, Дмитрий Дмитриевич

AU - Schellhorn, Rico

AU - Колосов, Пётр

PY - 2024/6/1

Y1 - 2024/6/1

N2 - Docodonta are the most abundant and taxonomically diverse group of mammaliaforms in the high paleolatitude Lower Cretaceous Teete locality in Yakutia, Russia. Docodontans are represented by the tegotheriids Khorotherium yakutense and Ergetiis ichchi gen. et sp. nov., and possibly two more taxa known from fragmentary specimens (Docodonta indet.). Ergetiis ichchi gen. et sp. nov. shows a reduction and posterior shift of the angular process of the dentary which could indicate a reduction of the mandibular middle ear potentially in a way analogous to the transitional mammalian middle ear of Eutriconodonta. A revised phylogenetic analysis of Docodonta suggests a stemward position of Docodontidae and a sister group relationship for Simpsonodontidae and Tegotheriidae.

AB - Docodonta are the most abundant and taxonomically diverse group of mammaliaforms in the high paleolatitude Lower Cretaceous Teete locality in Yakutia, Russia. Docodontans are represented by the tegotheriids Khorotherium yakutense and Ergetiis ichchi gen. et sp. nov., and possibly two more taxa known from fragmentary specimens (Docodonta indet.). Ergetiis ichchi gen. et sp. nov. shows a reduction and posterior shift of the angular process of the dentary which could indicate a reduction of the mandibular middle ear potentially in a way analogous to the transitional mammalian middle ear of Eutriconodonta. A revised phylogenetic analysis of Docodonta suggests a stemward position of Docodontidae and a sister group relationship for Simpsonodontidae and Tegotheriidae.

KW - Docodonta

KW - Lower Cretaceous

KW - Mammaliaformes

KW - Russia

KW - Yakutia

UR - https://www.mendeley.com/catalogue/05905555-5b68-3264-be9a-c8d50c4cf702/

U2 - 10.1016/j.cretres.2024.105836

DO - 10.1016/j.cretres.2024.105836

M3 - Article

VL - 158

JO - Cretaceous Research

JF - Cretaceous Research

SN - 0195-6671

M1 - 105836

ER -

ID: 115674969