which encompasses parts of present-day Colorado

and "challengeri" in honor of Professor Challenger

Its fossil remains primarily come from the Hațeg Basin in present-day Romania

paleontologists interpret that it was not used as a combat weapon

Moeritherium lyonsi Dilophosaurus which encompasses parts of present-dayMoeritherium lyonsi was a primitive mammal that lived during the Middle Eocene, approximately 37 to 35 million years ago, in what is now North Africa. Considered one of the earliest ancestors of modern elephants, Moeritherium did not look much like them in appearance. Its body was stocky and low, with short, strong legs, adapted to a semi aquatic lifestyle similar to that of modern hippopotamuses. Its size was relatively small compared to modern