Ammonites, 5 species Pachycephalosaurus This is your opportunity to

This is your opportunity to own an authentic saber-tooth cat canine tooth

during the Late Devonian extinction

They emerged during the early Devonian era (about 400 million years ago) and became extinct 65 million years ago at the end of the Cretaceous period

They were the smallest teeth of any other related species and it lacked the batteries of teeth found in triceratops showing that it did very little grinding of food with its teeth

5 million years

Ammonites, 5 species Pachycephalosaurus This is your opportunity toThis wonderful mortality plate has 5 species of ammonites. Placenticeras intercalare 8. 5 inches across Baculites compressus cuneatus Holoscaphites landesi Jeletzkytes brevis Rhaeboceras halli They are from the Upper Cambrian, Fox Hills Formation of South Dakota, USA The largest ammonite, Placenticeras is 8. 5 inches across. This specimen is a composite. It is meant to be a study of species which may be found loose or in the mud balls found along the