Tiariturris oschneri is an extinct species of small sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.Fossilworks: Tiaturris oschneri
References
Anderson, Frank Marion, and Bruce Martin. Neocene Record in the Temblor Basin, California: And Neocene Deposits of the San Juan District, San Luis Obispo County. The academy, 1914. A. M. Keen. 1971. Sea Shells of Tropical West America 1-1064