You searched for: “mixosaurus”
Mixosaurus
An Ichthyosaur that lived during Middle Triassic Asia, Europe, North America, and South America.

It was not a dinosaur but another type of extinct reptile.

This entry is located in the following unit: sauro-, saur-, -saurus, -saurid, -saur,
-sauria, -saurian + (page 22)