প্যাডেল আকৃতির মুদ্রার উলটা পিঠ এবং কিছু কিছু সামুদ্রিক প্রাণীর সন্তরণ-সহায়ক অঙ্গ মত forelimbs এবং কোন পিছনের চেহারা দিয়ে বড় তৃণভোজী জলজ স্তন্যপায়ী দুই পরিবারের কোন

sirenians's Usage Examples:

The Sirenia (/saɪˈriːniə/), commonly referred to as sea-cows or sirenians, are an order of fully aquatic, herbivorous mammals that inhabit swamps, rivers.

A 2014 cladistic analysis of extinct sirenians recovers Potamosiren as a close relative of modern manatees.

extant sirenians (manatee and dugong), Protosiren is thought to have fed on sea grasses as well as freshwater plants.

Unlike extant sirenians, Protosiren.

olseni Rinehart, 1976 = Crenatosiren Metaxytherium Rytiodus Evolution of sirenians D.

It is the only species of sirenians that lived in the northwestern coasts of the Mediterranean Sea in the.

extinct sirenians recovered Miosiren as a close relative of Anomotherium in a separate subfamily within Trichechidae, Miosireninae.

Evolution of sirenians Paleontology.

These two species are the oldest sirenians, dating to the Eocene.

to modern sirenians.

Steller's sea cows are reported to have grown to 8 to 9 m (26 to 30 ft) long as adults, much larger than extant sirenians.

adipose tissue under the skin of all cetaceans, pinnipeds, penguins, and sirenians.

Tethytheria is a clade of mammals that includes the sirenians and proboscideans, as well as the extinct order Embrithopoda.

Manatees have shorter snouts than their fellow sirenians, the dugongs.

on land, the skull, teeth, and heavy ribs are more typical of modern sirenians, such as manatees and dugongs.

sauropterygians moved their tail vertically like modern cetaceans and sirenians.

sirenians's Meaning':

any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs