Sclerostropheus is an extinct genus of tanystropheid archosauromorph from the Late Triassic of Italy.Wild, R. (1980a). Neue Funde von Tanystropheus (Reptilia, Squamata). Schweizerische Palaontologische Abhandlungen, 102. The type species is S. fossai, from the Argillite di Riva di Solto.
Discovery and naming The holotype is MCSNB 4035 and it consists of four largely articulated cervical vertebrae and associated cervical ribs. It was recovered from the N-slope of the Canto Alto mountain near Poscante, Bergamo, ItalyWild, R. (1980b). Tanystropheus (Reptilia: Squamata) and its importance for stratigraphy. Mémoires de la Société Géologique de France, n. s., 139:201-206. and was initially classified as a species of Tanystropheus by Wild (1980). Renesto & Dalla Vecchia (2000) also agreed that the species belonged to Tanystropheus.
Spiekman & Scheyer (2019) reclassified T. fossai by creating Schlerostropheus fossai.
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