Spirotropis modiolus

Spirotropis modiolus is an extinct species of sea snail, a marine gastropod mollusk in the family Drilliidae.

Spirotropis modiolus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Drilliidae
Genus:	Spirotropis
Species:	S. modiolus
Binomial name
Spirotropis modiolus (de Cristofori & Jan, 1832)
Synonyms
Pleurotoma carinata Bivona-Bernardi, Ant. in Bivona-Bernardi, And., 1838 Spirotropis acutus L.M.D. Bellardi in E. Sismonda, 1842 Spirotropis scalaris P. Partsch in J. Von Hauer, 1837

Description

The length of the shell attains 17 mm.

Distribution

Fossils were found in Pliocene strata of Italy; age range: 5.332 to 3.6 Ma.

References

• Janssen, R. (1993) Taxonomy, evolution and spreading of the turrid genus Spirotropis (Gastropoda: Turridae). Scripta Geologica, Special Issue 2, 237–261

External links

• "Spirotropis modiolus". Gastropods.com. Retrieved 16 January 2019.