Crassispira aegis is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.Worldwide Mollusc Species Data Base: Crassispira aegis
Description
The length of the shell attains 45.8 mm; its diameter 13.6 mm. Distribution Fossils have been found in Pliocene strata of the Bowden Formation of Jamaica; also on Saint Thomas; age range: 3.6 to 2.588 Ma.
References
W. P. Woodring. 1970. Geology and paleontology of canal zone and adjoining parts of Panama: Description of Tertiary mollusks (gastropods: Eulimidae, Marginellidae to Helminthoglyptidae). United States Geological Survey Professional Paper 306(D):299–452
External links Fossilworks : Crassispira aegis