New hyaenodonts (Ferae, Mammalia) from the early miocene of napak (Uganda), koru (Kenya) and grillental (Namibia)

Recent palaeontological surveys in Early Miocene sediments at Napak (Uganda), Koru (Kenya) and Grillental (Namibia) have resulted in the collection of a number of small to medium-sized hyaenodonts and carnivorans, some of which were poorly represented in previous collections. The present article des...

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Detalhes bibliográficos
Autores: Morales, Jorge, Pickford, Martin
Formato: artículo
Fecha de publicación:2017
País:España
Recursos:Consejo Superior de Investigaciones Científicas (CSIC)
Repositorio:DIGITAL.CSIC. Repositorio Institucional del CSIC
OAI Identifier:oai:digital.csic.es:10261/195968
Acesso em linha:http://hdl.handle.net/10261/195968
Access Level:acceso abierto
Palavra-chave:África
Hyaenailurinae
Hyaenodonta
Creodonta
Systematics
Miocene
Descrição
Resumo:Recent palaeontological surveys in Early Miocene sediments at Napak (Uganda), Koru (Kenya) and Grillental (Namibia) have resulted in the collection of a number of small to medium-sized hyaenodonts and carnivorans, some of which were poorly represented in previous collections. The present article describes and interprets the hyaenodonts from these localities. The new fossils permit more accurate interpretation of some of the poorly known taxa, but new taxa are also present. The fossils reveal the presence of a hitherto unsuspected morphofunctional dentognathic system in the Hyaenodontidae which is described and defined, along with previously documented dentognathic complexes. Two new tribes, three new genera and one new species are diagnosed.