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{{Taxobox
{{Taxobox
|name = ''Prorastomus''
|name = ''Prorastomus''
|fossil_range = Middle [[Eocene]]
|fossil_range = {{Fossil range|Middle Eocene}}
|image = Prorastomus BW.jpg
|image = Prorastomus BW.jpg
|image_width = 275px
|image_width = 275px
Line 18: Line 18:


==Description==
==Description==
While modern sirenians are fully aquatic, the 1,50 m (5 ft) ''Prorastomus'' was predominantly terrestrial, possessing stout legs and a long [[tail]]. Judging from its crown-shaped [[molar (tooth)|molars]] and the shape of its snout, it fed on soft [[plant]]s.
While modern sirenians are fully aquatic, the {{convert|1.5|m|ft|sigfig=1}} ''Prorastomus'' was predominantly terrestrial, judging from the structure of its skull. Judging from its crown-shaped [[molar (tooth)|molars]] and the shape of its snout, it fed on soft plants.<ref name=EoDP>{{cite book |editor=Palmer, D.|year=1999 |title= The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals|publisher= Marshall Editions|location=London|page= 229|isbn= 1-84028-152-9}}</ref>

''Prorastomus'' possessed stout legs and a long tail.{{fact|date=February 2009}}


==References==
*Barry Cox, Colin Harrison, R.J.G. Savage, and Brian Gardiner. (1999): The Simon & Schuster Encyclopedia of Dinosaurs and Prehistoric Creatures: A Visual Who's Who of Prehistoric Life. [[Simon & Schuster]].
*David Norman. (2001): The Big Book Of Dinosaurs. Pg.348, Welcome Books.
*''World Encyclopedia of Dinosaurs & Prehistoric Creatures: The Ultimate Visual Reference To 1000 Dinosaurs And Prehistoric Creatures Of Land, Air And Sea ... And Cretaceous Eras (World Encyclopedia)'' by Dougal Dixon


== See also ==
== See also ==
*[[Evolution of sirenians]]
*[[Evolution of sirenians]]

==Related species==
*[[Pezosiren]]
*[[Pezosiren]]

==References==
{{reflist}}
*Barry Cox, Colin Harrison, R.J.G. Savage, and Brian Gardiner. (1999): The Simon & Schuster Encyclopedia of Dinosaurs and Prehistoric Creatures: A Visual Who's Who of Prehistoric Life. [[Simon & Schuster]].
*David Norman. (2001): The Big Book Of Dinosaurs. Pg.348, Welcome Books.
*''World Encyclopedia of Dinosaurs & Prehistoric Creatures: The Ultimate Visual Reference To 1000 Dinosaurs And Prehistoric Creatures Of Land, Air And Sea ... And Cretaceous Eras (World Encyclopedia)'' by Dougal Dixon


[[Category:Prehistoric sirenians]]
[[Category:Prehistoric sirenians]]

Revision as of 20:18, 21 February 2009

Prorastomus
Temporal range: Middle Eocene
Scientific classification
Kingdom:
Phylum:
Class:
Order:
Family:
Genus:
Prorastomus

Species:
P. sirenoides
Binomial name
Prorastomus sirenoides

Prorastomus sirenoides is an extinct species of primitive sirenian that lived during the Eocene Epoch 40 million years ago of Jamaica.

Description

While modern sirenians are fully aquatic, the 1.5 metres (5 ft) Prorastomus was predominantly terrestrial, judging from the structure of its skull. Judging from its crown-shaped molars and the shape of its snout, it fed on soft plants.[1]

Prorastomus possessed stout legs and a long tail.[citation needed]


See also

References

  1. ^ Palmer, D., ed. (1999). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. p. 229. ISBN 1-84028-152-9.
  • Barry Cox, Colin Harrison, R.J.G. Savage, and Brian Gardiner. (1999): The Simon & Schuster Encyclopedia of Dinosaurs and Prehistoric Creatures: A Visual Who's Who of Prehistoric Life. Simon & Schuster.
  • David Norman. (2001): The Big Book Of Dinosaurs. Pg.348, Welcome Books.
  • World Encyclopedia of Dinosaurs & Prehistoric Creatures: The Ultimate Visual Reference To 1000 Dinosaurs And Prehistoric Creatures Of Land, Air And Sea ... And Cretaceous Eras (World Encyclopedia) by Dougal Dixon