Crassispira starriCrassispira starri is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.mollusk in the familyDescriptionThe length of the shell attains 10 mm, its diameter 8.4 mm.DistributionFossils have been found in Miocene strata in Baja California, Mexico; age range: 23.03 to 15.97 Ma