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Reconstructed masticatory biomechanics of Peligrotherium tropicalis, a non-therian mammal from the Paleocene of Argentina [PDF]

open access: yesActa Palaeontologica Polonica, 2022
The large, bunodont, mammal Peligrotherium tropicalis is an enigmatic member of the earliest Paleocene fauna of Punta Peligro, Argentina. While being a contemporary of many of the earliest large-bodied “archaic ungulates” in the Northern Hemisphere ...
TONY HARPER   +2 more
doaj   +1 more source

Petrosal and cranial vascular system of the early Eocene palaeoryctid mammal Eoryctes melanus from northwestern Wyoming, USA [PDF]

open access: yesActa Palaeontologica Polonica, 2022
The petrosal and neighboring bones of the early Eocene palaeoryctid mammal Eoryctes melanus are described in tympanic and endocranial views based on CT scan data of the holotype. A second cranium of E.
JOHN R. WIBLE
doaj   +1 more source

Molar morphology and occlusion of the Early Jurassic mammaliaform Erythrotherium parringtoni [PDF]

open access: yesActa Palaeontologica Polonica, 2022
The South African Early Jurassic morganucodontan Erythrotherium is considered by some authors to be potentially synonymous with Morganucodon, due to similar tooth morphology.
KAI R.K. JÄGER   +3 more
doaj   +1 more source

The beaver Steneofiber depereti from the lower Upper Miocene hominid locality Hammerschmiede and remarks on its ecology [PDF]

open access: yesActa Palaeontologica Polonica, 2022
Dental remains of a medium sized beaver from the early Late Miocene Hammerschmiede locality (MN 7/8) in the Northern Alpine Foreland Basin (Southern Germany, Bavaria) are described and assigned to Steneofiber depereti.
THOMAS LECHNER, MADELAINE BÖHME
doaj   +1 more source

New craniodental material of the typotherian notoungulates from the upper Oligocene of Mendoza, central-western Argentina and their taxonomical importance [PDF]

open access: yesActa Palaeontologica Polonica, 2022
Among the great diversity of Oligocene mammals from Quebrada Fiera (Mendoza Province, Argentina), three families of typotherian notoungulates are very abundant.
SANTIAGO HERNÁNDEZ DEL PINO   +2 more
doaj   +1 more source

Evolutionary transcriptomics implicates new genes and pathways in human pregnancy and adverse pregnancy outcomes

open access: yeseLife, 2021
Evolutionary changes in the anatomy and physiology of the female reproductive system underlie the origins and diversification of pregnancy in Eutherian (‘placental’) mammals.
Katelyn Mika   +5 more
doaj   +1 more source

Myoglobin primary structure reveals multiple convergent transitions to semi-aquatic life in the world's smallest mammalian divers

open access: yeseLife, 2021
The speciose mammalian order Eulipotyphla (moles, shrews, hedgehogs, solenodons) combines an unusual diversity of semi-aquatic, semi-fossorial, and fossorial forms that arose from terrestrial forbearers. However, our understanding of the ecomorphological
Kai He   +8 more
doaj   +1 more source

A new late Miocene elasmotheriine rhinoceros from Morocco [PDF]

open access: yesActa Palaeontologica Polonica, 2021
We describe here the first definite representative of the subfamily Elasmotheriinae in North Africa. It comes from the upper Miocene site of Skoura near Ouarzazate, on the southern slope of the Central High Atlas in Morocco.
DENIS GERAADS, SAMIR ZOUHRI
doaj   +1 more source

Small mammals (Didelphimorphia, Chiroptera and Rodentia) of Espinhaço Range in eastern Brazil: checklist updates and implications for species conservation

open access: yesRevista Espinhaço, 2023
O Brasil se destaca por possuir a maior diversidade de mamíferos Neotropicais. Este estudo realizou uma atualização da lista de espécies de pequenos mamíferos (Didelphimorphia, Chiroptera e Rodentia) registradas na Cadeia do Espinhaço para ampliar e ...
Amanaíra Miranda Norões   +3 more
doaj   +1 more source

First phylogenetic analysis of the Miocene armadillo Vetelia reveals novel affinities with Tolypeutinae [PDF]

open access: yesActa Palaeontologica Polonica, 2021
Vetelia is a Miocene genus of armadillos from Argentina and Chile, traditionally included within the subfamily Euphractinae (Chlamyphoridae, Cingulata, Xenarthra).
Daniel Barasoain   +5 more
doaj   +1 more source

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