Genus Leptochiton Gray, 1847

Type species. Chiton cinereus Montagu, 1803, non Linnaeus, 1767 (= Chiton asellus Gmelin, 1791), by subsequent designation (Gray 1847).

Distribution. This genus occurs worldwide (Kaas & Van Belle 1985a). Leptochiton is one of the most ancient genera, with a putative and possibly questionable record in the Late Triassic of Italy [ L. davolii (Laghi, 2005)].