0.5 Crocodile Borealosuchus Fossil Tooth Judith River FM Montana COA Display Green River Plant This Jurassic dinosaur had a

This Jurassic dinosaur had a robust

At around 20 feet long

which is why it was named Basilosaurus in 1834

The evolutionary lineage of ammonites traces back to straight-shelled nautiloids that first appeared during the Devonian period

It wasn't until almost 50 years after the discovery of the type specimen that it was formally classified into its own family

0.5 Crocodile Borealosuchus Fossil Tooth Judith River FM Montana COA Display Green River Plant This Jurassic dinosaur had aLocation: Judith River Formation, Montana (Private Land Origin) Weight: 0. 2 Ounces Dimensions: 0. 5 Inches Long, 0. 3 Inches Wide, 0. 3 Inches Thick Comes with a Certificate of Authenticity. Comes with a Free Display. The item pictured is the one you will receive. Cretaceous Age through to the Eocene Age Name: Borealosuchus (Boreal crocodile). Named By: Chris Brochu 1997. Classification: Chordata, Reptilia, Crocodylomorpha, Crocodylia. Diet: