Mystriosaurus is an extinct genus of teleosaurid crocodyliform from the Early Jurassic (Toarcian). Fossil specimens have been found in the Whitby Mudstone of England and Posidonia Shale of Germany. The only known species, M. laurillardi, exceeded in length.
A 2019 phylogenetic analysis found Mystriosaurus to be distinct from Steneosaurus.
See also
List of marine reptiles
References
External links The mystery of Mystriosaurus at Sachs Vertebrate Palaeontology Research