Temnodontosaurus is an extinct genus of large ichthyosaurs that lived during the Lower Jurassic in what is now Europe and possibly Chile. The first known fossil is a specimen consisting of a complete
Temnodontosaurus trigonodon 5
Various fossil specimens of T. platyodon on display at the Natural History Museum in London, England. In the center, the neotype skeleton (NHMUK PV OR 2003*), with the first specimen discovered (NHMUK PV R 1158) being present at the bottom left. The vertebrae at the bottom right come from another individual
PB 1, the holotype specimen of T. trigonodon, at the Banz Abbey Museum, Bad Staffelstein, in Bavaria, Germany
CAMSM J35176, the holotype skull of T. zetlandicus
Shonisaurus is a genus of very large ichthyosaurs. At least 37 incomplete fossil specimens of the type species, Shonisaurus popularis, have been found in the Luning Formation of Nevada, United States.
Temnodontosaurus
…Temnodontosaurus is one of the largest ichthyosaurs identified to date, although the species which belong to it are not as imposing as Triassic forms like Shonisaurus, Himalayasaurus, Cymbospondylus or Ichthyotitan. It nevertheless represents the largest known ichthyosaur of the parvipelvian group. Based on different…
Shonisaurus skeleton, Nevada State Museum