Cerodrillia clappiCerodrillia clappi is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.It is the type species of the genus Cerodrillia.DescriptionThe shell grows to a length of 12 mm.DistributionThis species occurs in the Gulf of Mexico from the Florida Keys to Texas at depths between 7 m and 73 m.