Crassispira lyopleura 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 lyopleura
Description
The length of the shell attains 17 mm. Distribution Fossils have been found in Oligocene strata in Mississippi, United States.
References
External links Fossilshells.nl: Crassispira lyopleura