Results 41 to 50 of about 928 (195)

Neurocranial bones are key to untangling the sea cow evolutionary tree: osteology of the skull of Sobrarbesiren cardieli (Mammalia: Pan-Sirenia) [PDF]

open access: yes, 2022
The pan-sirenian Bauplan is conservative, probably owing to the constraints of adaptation to an aquatic lifestyle. Gathering morphological data from extinct forms is complex, resulting in poorly resolved phylogenies for stem pan-sirenians.
Díaz-Berenguer, Ester   +3 more
core   +1 more source

ON A SKULL OF A SIRENIAN FROM THE EARLY PLIOCENE OF SIENA, TUSCANY

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2020
A fine skull of a sirenian from Early Pliocene littoral sands with Late Ruscinian terrestrial mammals near Siena is referred to Metaxitherium gervaisi (Capellini, 1872); it provides detailed information on the characters of this species, which was ...
DANIELA CANOCCHI
doaj  

Review of sensory modalities of sirenians and the other extant Paenungulata clade

open access: yes, 2021
Extant members of Paenungulata (sirenians, proboscideans, and hyracoideans) form a monophyletic clade which originated in Africa. While paenungulates are all herbivorous, they differ greatly in size, life history, and habitat.
Daniel Gonzalez‐Socoloske   +5 more
core   +1 more source

Hautier_Figure_ESM_S4.tif from From teeth to pad: tooth loss and development of keratinous structures in sirenians

open access: yes, 2023
Sirenians are a well-known example of morphological adaptation to a shallow-water grazing diet characterized by a modified feeding apparatus and orofacial morphology.
C. A. Emerling (17381782)   +7 more
core   +1 more source

Identification of alimentary components of Antillean manatee diet in the Northeast of Brazil [PDF]

open access: yesBiotemas, 2008
The manatees are considered to be opportunist herbivors, consuming a great amount of alimentary items. The aim of the present study was to identify the alimentary components of the diet of Antillean manatees in free life in the northeastern region of ...
Daiane Garcia Anzolin   +3 more
doaj  

Anthracobunids from the middle eocene of India and pakistan are stem perissodactyls. [PDF]

open access: yesPLoS ONE, 2014
Anthracobunidae is an Eocene family of large mammals from south Asia that is commonly considered to be part of the radiation that gave rise to elephants (proboscideans) and sea cows (sirenians).
Lisa Noelle Cooper   +6 more
doaj   +1 more source

Microplastics in large marine herbivores: Florida manatees (Trichechus manatus latirostris) in Tampa Bay

open access: yesFrontiers in Ecology and Evolution, 2023
Although there is growing concern about ingestion of microplastics by marine organisms, little research has been conducted on marine herbivores. This is the first study to document microplastic ingestion within the family Sirenia.
Shannon Gowans, Amy N. S. Siuda
doaj   +1 more source

Guidelines for developing protected areas for sirenians

open access: yes, 2012
[Extract] The range of sirenians spans almost 90 subtropical and tropical countries and territories on five continents. Most of these countries are classified as less developed.
Marsh, Helene   +3 more
core   +1 more source

SIRENIA FOSSILS FROM QOM FORMATION (BURDIGALIAN) OF THE KABUDAR AHANG AREA, NORTHWEST IRAN

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2016
Fossil remains of sirenians (Mammalia; Dugongidae) are reported from the late early Miocene (Burdigalian) Qom Formation near the town of Shirin Su, northwest Kabudar Ahang region, west of Tehran, Iran. The fossils consist of partial postcranial skeletons
NASROLLAH ABBASSI   +3 more
doaj   +1 more source

A New Miocene Sirenian from Kutch, India [PDF]

open access: yesActa Palaeontologica Polonica, 2009
We report a new Miocene sirenian from District Kutch, State of Gujarat, India: Domingia sodhae gen. et sp. nov. The new species is a dugongine dugongid with flattened tusk-like upper incisors. Like some other Miocene dugongids, Domningia is large and has complex, bilophodont molars and three-rooted premolars, which are strongly worn.
Thewissen, J.G.M., Bajpai, Sunil
openaire   +2 more sources

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