File:Allosaurs.png

Summary
Life restoration of A. fragilis by Nobu Tamura (http://spinops.blogspot.com). Allosaurus fragilis, an allosaurid theropod from the Late Jurassic pf North America, pencil drawing From Wikipedia CC BY 2.5 http://en.wikipedia.org/wiki/Allosaurus#mediaviewer/File:Allosaurus_BW.jpg turned and done in PNG