The last African metatherian

Morotodon aenigmaticus gen. et sp. nov. (Mammalia, Metatheria, ?Herpetotheriidae) from the early or early-middle Miocene of equatorial Africa (Moroto II locality, Moroto District, northeastern Uganda) is characterized by a short anterior cingulum, a buccal shelf, a well-developed hypoconulid in a ce...

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Main Authors: Vicente D. Crespo, Francisco J. Goin, Martin Pickford
Format: Article
Language:English
Published: Pensoft Publishers 2022-06-01
Series:Fossil Record
Online Access:https://fr.pensoft.net/article/80706/download/pdf/
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author Vicente D. Crespo
Francisco J. Goin
Martin Pickford
author_facet Vicente D. Crespo
Francisco J. Goin
Martin Pickford
author_sort Vicente D. Crespo
collection DOAJ
description Morotodon aenigmaticus gen. et sp. nov. (Mammalia, Metatheria, ?Herpetotheriidae) from the early or early-middle Miocene of equatorial Africa (Moroto II locality, Moroto District, northeastern Uganda) is characterized by a short anterior cingulum, a buccal shelf, a well-developed hypoconulid in a central position, and a trigonid and talonid with similar mesio-distal lengths. Its small size and morphology suggest mostly insectivorous-faunivorous feeding habits. The faunal association of Moroto II, as well as previous palaeoenvironmental analyses, suggest that Morotodon lived in open woodland and bushland areas surrounded by grasses. Morotodon aenigmaticus shows several features reminiscent of early herpetotheriids, such as Golerdelphys stocki (late Paleocene of North America), and Amphiperatherium ambiguum (Eocene of Europe); this suggests an origin for its lineage previous to the Oligocene. In summary, its affinities lie with Northern Hemisphere herpetotheriids, and, most probably, with European ones.
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spelling doaj.art-84d8d185da4c46edb6ac461da55163892024-01-02T18:24:04ZengPensoft PublishersFossil Record2193-00742022-06-0125117318610.3897/fr.25.8070680706The last African metatherianVicente D. Crespo0Francisco J. Goin1Martin Pickford2Consejo Nacional de Investigaciones Científicas y TécnicasUniversidad Nacional de La PlataMuseum National d’Histoire Naturelle et Universite Pierre et Marie CurieMorotodon aenigmaticus gen. et sp. nov. (Mammalia, Metatheria, ?Herpetotheriidae) from the early or early-middle Miocene of equatorial Africa (Moroto II locality, Moroto District, northeastern Uganda) is characterized by a short anterior cingulum, a buccal shelf, a well-developed hypoconulid in a central position, and a trigonid and talonid with similar mesio-distal lengths. Its small size and morphology suggest mostly insectivorous-faunivorous feeding habits. The faunal association of Moroto II, as well as previous palaeoenvironmental analyses, suggest that Morotodon lived in open woodland and bushland areas surrounded by grasses. Morotodon aenigmaticus shows several features reminiscent of early herpetotheriids, such as Golerdelphys stocki (late Paleocene of North America), and Amphiperatherium ambiguum (Eocene of Europe); this suggests an origin for its lineage previous to the Oligocene. In summary, its affinities lie with Northern Hemisphere herpetotheriids, and, most probably, with European ones.https://fr.pensoft.net/article/80706/download/pdf/
spellingShingle Vicente D. Crespo
Francisco J. Goin
Martin Pickford
The last African metatherian
Fossil Record
title The last African metatherian
title_full The last African metatherian
title_fullStr The last African metatherian
title_full_unstemmed The last African metatherian
title_short The last African metatherian
title_sort the last african metatherian
url https://fr.pensoft.net/article/80706/download/pdf/
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