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Temporal range: Triassic
Neusticosaurus pusillus.JPG
Neusticosaurus pusillus
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Order: Nothosauria
Genus: Neuticosaurus
  • N. pusillus (type)
  • N. peyeri
  • N. toeplitschi
  • N. staubi (nomen dubium)
Several Neuticosaurus pusillus at the Museum für Naturkunde, Berlin

Neusticosaurus (sometimes misspelled Neuticosaurus) ("swimming lizard"), is an extinct genus of marine reptile belonging to the nothosaur order, from Italy, Switzerland and Germany. At 18 cm (8 in) long, it was one of the smallest nothosaurs. Neusticosaurus probably fed on small fish.


  • Seeley, H.G. (1882). On Neusticosaurus pusillus (Fraas), an amphibious reptile having affinities with the terrestrial Nothosauria and with the marine Plesiosauria. Quarterly Journal of the Geological Society of London 38:350–366.