Pachypleurosaurus staubi Kuhn-Schnyder, 1959 (nomen dubium; junior synonym of N. pusillus)[2]
Psilotrachelosaurus toeplitschi Nopcsa, 1928
Simosaurus pusillus Fraas, 1881
Neusticosaurus (sometimes misspelled Neuticosaurus) ("swimming lizard"), is an extinctgenus 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.
^Cornalia, E. (1854). "Notizie zoologiche sul Pachypleura edwardsii Cor. Nuovo sauro acrodonte degli strati triasici di Lombardia". Giornale dell'istituto Lombardo di Scienze. 6: 1–46.