The Natural Canvas Fossils / 4944 Fossil Reptiles - Phytosaurs, Lizards, Mosasaurs and others Purchase here: ncanvas@aol.com

4944.jpg

Dimetrodon libratus

Permian, Texas, USA

Unusual 4.8" caudal vertebra with much of the neural spine. Looks like it is from very far down the tail

$199