Results 31 to 40 of about 88,407 (309)

Second specimen of Corriebaatar marywaltersae from the Lower Cretaceous of Australia confirms its multituberculate affinities [PDF]

open access: yesActa Palaeontologica Polonica, 2022
A second specimen of the Australian cimolodontan multituberculate Corriebaatar marywaltersae from the same locality (Flat Rocks) as the holotype and previously only known specimen, reveals far more anatomical information about the species.
THOMAS H. RICH   +7 more
doaj   +1 more source

Carnassiform notches improve the functional efficiency of bat molar shearing crests [PDF]

open access: yesActa Palaeontologica Polonica, 2022
We surveyed molar surface morphology of bats of 281 extant and extinct species in 5 archaic and 19 extant families using scanning microscopy. We note the occurrence of structural features on talonid crests, the cristid obliqua, postcristid, and ...
NICHOLAS J. CZAPLEWSKI, CHARLES G. BAKER
doaj   +1 more source

Diversity and Relative Abundance of Ungulates and Other Medium and Large Mammals in Flooded Forests in the Dahomey Gap (Togo)

open access: yesAnimals, 2022
“The Dahomey Gap” is a human-derived mostly savannah region that separates the Guineo-Congolian rainforest block into two major units: the Upper Guinean and the Lower Guinean Forest blocks.
Gabriel Hoinsoudé Segniagbeto   +7 more
doaj   +1 more source

New records of marsupials from the Miocene of Western Amazonia, Acre, Brazil [PDF]

open access: yesActa Palaeontologica Polonica, 2023
The Amazonian region covers a significant part of the South American continent and harbors outstanding biodiversity. However, much of its history is still unknown.
Narla S. Stutz   +12 more
doaj   +1 more source

A new diminutive fossil ziphiid from the deep-sea floor off northern Chile and some remarks on the body size evolution and palaeobiogeography of the beaked whales [PDF]

open access: yesActa Palaeontologica Polonica, 2023
The evolutionary history of the beaked whales (Ziphiidae), odontocetes nowadays adapted to deep diving, is well known thanks to a significant fossil record mainly from the deep ocean floors.
Giovanni Bianucci   +3 more
doaj   +1 more source

Describing Diet of Imperiled Sierra Nevada Red Foxes and a Carnivoran Competitor Using DNA Metabarcoding. [PDF]

open access: yesEcol Evol
Montane red foxes (Vulpes vulpes ssp.) native to western North America are of broad conservation interest, but their ecology is poorly understood due to their rarity. We examined the diet of the Sierra Nevada red fox (V. v. necator) in an unstudied portion of their range in Oregon, USA, then evaluated dietary overlap between red fox and coyote (Canis ...
Delheimer MS   +5 more
europepmc   +2 more sources

Formation of fauna of Mammals of the Samara region in Pleistocene

open access: yesЮг России: экология, развитие, 2015
Mammalia Fauna Evolution of Samara Region was begun at the Middle Pliocene. Most of founded fossil Mammalia are steppen forms (67%). Forest forms (25%) appeared later.
E. Yu. Rigina, A. V. Vinogradov
doaj   +1 more source

A new early Pliocene murine rodent from the Iberian Peninsula and its biostratigraphic implications [PDF]

open access: yesActa Palaeontologica Polonica, 2020
In the last years, a murine identified as Paraethomys aff. abaigari has been repeatedly recognized in several early Pliocene localities of the Iberian Peninsula.
Pedro Piñero, Diego H. Verzi
doaj   +1 more source

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