Results 81 to 90 of about 78,158 (281)

Arrhinolemur scalabrinii Ameghino, 1898, of the late Miocene : a taxonomic journey from the Mammalia to the Anostomidae (Ostariophysi: Characiformes)

open access: yesNeotropical Ichthyology
The fossil species Arrhinolemur scalabrinii, which was described from late Miocene deposits of Entre Ríos, Argentina, is reevaluated. Whereas the species was originally placed in the Primates (Mammalia) and later made the unique member of the order ...
Sergio Bogan   +3 more
doaj   +1 more source

Musteloidea (Carnivora, Mammalia) del Mioceno Superior de Venta del Moro (Valencia, España)

open access: yesEstudios Geologicos, 2011
Se describen los Musteloidea procedentes del Mioceno terminal (MN13) de Venta del Moro (Valencia, España). Se han determinado los siguientes taxones: Martes ginsburgi nov.
P. Montoya, J. Morales, J. Abella
doaj   +1 more source

Kunsia tomentosus (Rodentia: Cricetidae) [PDF]

open access: yes, 2016
Kunsia tomentosus (Lichtenstein, 1830), the woolly giant rat, is a semifossorial cricetid typically associated with the Cerrado and Beni domains in central South America. Kunsia was recently revised and includes only 1 species.
Bezerra, Alexandra M. R.   +1 more
core   +2 more sources

A cosmopolitan parasite of Rattus in the Galápagos rodents raises conservation concerns

open access: yesConservation Science and Practice, EarlyView.
We draw attention to a recent study that identified the invasive nematode Mastophorus muris, typically associated with Rattus, infecting two endemic Galápagos rats on islands where no invasive rodents have been previously recorded. This unexpected finding raises concerns about undetected rodent introductions and highlights the urgent need for ...
Jadyn Hartwig, C. Miguel Pinto
wiley   +1 more source

The pig Propotamochoeurs palaeochoerus from the upper Miocene of Grytsiv, Ukraine

open access: yesEstudios Geologicos, 1999
El suido de Grytsiv (= Gritsev) en Ucrania pertenece al género Propotamochoerus. Este género todavía no se conocía en el Mioceno de Europa oriental.
J. van der Made   +2 more
doaj   +1 more source

On Prophoca and Leptophoca (Pinnipedia, Phocidae) from the Miocene of the North Atlantic realm : redescription, phylogenetic affinities and paleobiogeographic implications [PDF]

open access: yes, 2016
Background: Prophoca and Leptophoca represent the oldest known genera of phocine seals, dating from the latest early to middle Miocene. Originally, Prophoca rousseaui and Prophoca proxima were described based on fragmentary remains from the Miocene of ...
Dewaele, Leonard   +2 more
core   +4 more sources

A suture in time: The ontogeny of cranial suture morphology in mammals

open access: yesJournal of Anatomy, EarlyView.
Mammal cranial sutures are important indicators of the biomechanical and developmental pressures acting upon the skull. Across three prominent sutures dividing the vault of the mammalian skull, divergent patterns emerge both taxonomically and developmentally.
Heather E. White   +4 more
wiley   +1 more source

New Data on Armadillos (Xenarthra: Dasypodidae) for Central Patagonia, Argentina [PDF]

open access: yes, 2010
Armadillos represent the most diverse family of xenarthrans. Although many studies have been done on these mammals, several topics, such as their local distribution, natural history, behavioral ecology and conservation, remain poorly known ...
Abba, Agustin Manuel   +2 more
core   +2 more sources

The raphe nuclear organization and serotonergic system in the bat (Artibeus planirostris)

open access: yesJournal of Anatomy, EarlyView.
Schematic representation of the methodological workflow used to characterize the serotonergic (5‐HT) system in the bat Artibeus planirostris. Serotonin (5‐HT) immunohistochemistry was performed on brainstem sections to identify and map the distribution of serotonergic neurons within the raphe nuclei.
Mariana D. Leite   +9 more
wiley   +1 more source

First record of Eptesicus brasiliensis argentinus Thomas, 1920 (Chiroptera, Vespertilionidae) in Entre Ríos province, Argentina [PDF]

open access: yes, 2018
Here, we present the first record of Eptesicus brasiliensis argentinus Thomas, 1920 for the province of Entre Ríos, Argentina. This subspecies was originally described as a full species (Eptesicus argentinus) based on its morphological features that ...
Barquez, Ruben Marcos   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy