Neusticosaurus

Neusticosaurus
Temporal range: Middle Triassic,
Neusticosaurus pusillus
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Superorder: Sauropterygia
Family: Pachypleurosauridae
Genus: Neusticosaurus
Seeley, 1882
Species
  • N. edwardsii (Cornalia, 1854 [originally Pachypleura])
  • N. peyeri Sander, 1989
  • N. pusillus (Fraas, 1881 [originally Simosaurus]) (type)
  • N. toeplitschi (Nopcsa, 1928 [originally Psilotrachelosaurus])
Synonyms
Genus synonymy
  • Pachypleura
    Cornalia, 1854
  • Pachypleurosaurus
    Broili, 1927 (nomen dubium)
  • Psilotrachelosaurus
    Nopcsa, 1928
Species synonymy
  • Neusticosaurus pygmaeus
    Fraas, 1896
  • Pachypleura edwardsii
    Cornalia, 1854
  • Pachypleurosaurus staubi
    Kuhn-Schnyder, 1959 (nomen dubium; junior synonym of N. pusillus)
  • Psilotrachelosaurus toeplitschi
    Nopcsa, 1928
  • Simosaurus pusillus
    Fraas, 1881

Neusticosaurus (sometimes misspelled Neuticosaurus) ("swimming lizard"), is an extinct genus of marine reptile belonging to the pachypleurosaurs, from Italy, Switzerland and Germany. Neusticosaurus was one of the smallest nothosaurs and probably fed on small fish. The type specimen is held at the Natural History Museum UK (NHMUK PV R53).