Protostomus
Protostomus is a genus of prehistoric marine reptiles belonging to the order Ichthyosauria. These ancient creatures lived during the Late Triassic period. Fossil evidence suggests Protostomus was a relatively small ichthyosaur, with an estimated body length of around 1 to 2 meters. Its body was streamlined, adapted for efficient swimming in the marine environments of its time.
The genus is characterized by certain features of its skull and skeleton, though detailed descriptions are
Fossils of Protostomus have been found in deposits dating back approximately 220 to 210 million years ago.