Titanophoneus potens which means “the titanic murderer” in Greek is the best-known of the anteosaurs, thanks to a complete skull and postcrania. Theses remains were found at Isheevo in Russia. This specimen has the scull about 26 cm in length.

3D picture presents a skeleton of Plesiosaurus, a genus of flippered marine reptiles that lived during the early Jurassic period. They were not dinosaurs, but plesiosaurs, marine reptiles from the Mesozoic Era. Plesiosaurus means “near lizard.” These streamlined reptiles were roughly 2.3 m long and may have weighed about 90 kg.