Diadectes, reptile-like tetrapod Skull Pteranodon and lobsters

and lobsters

in the marine deposits of the Edwardsville Formation

"sow bugs" (rolly polly bugs)

1/4 to 3/4 inches in size

Allosaurus manus claw

Diadectes, reptile-like tetrapod Skull Pteranodon and lobstersDiadectes was a genus of large, very reptile like tetrapods that lived during the Early Permian. It is one of the very first herbivorous tetrapods, and also one of the first fully terrestrial animals to attain large size. It was a heavily built animal, 1. 5 to 3 meters long, with a thick boned skull, heavy vertebrae and ribs, massive limb girdles and short, robust limbs. The nature of the limbs and vertebrae clearly indicate a terrestrial animal. Its