Dimetrodon skeleton cast replica 3 Dinosaur Skin Impressions It was 18' tall and

It was 18' tall and had a flat-head

plus vertebra

in northern California

comparatively slender Tyrannosaurus regina (tyrant lizard queen)

Thirty-nine individual elements (plus the brain case) were CT scanned

Dimetrodon skeleton cast replica 3 Dinosaur Skin Impressions It was 18' tall andDimetrodon, pronounced (die MET roh don) which means ("two measures of teeth" so named because it had a large skull with two different types of teeth; shearing teeth and sharp canine teeth, unlike reptiles. Dentition showing this differentiation of teeth is called heterodonty). Dimetrodon has a large sail which was probably used to regulate body temperature; the surface area would allow it to warm up or cool off more efficiently. Dimetrodon was not a