Strictispira paxillus

Strictispira paxillus is a species of small sea snail, a marine gastropod mollusk in the family Pseudomelatomidae.^[1][2]

Strictispira paxillus
Shell of Strictispira paxillus (specimen at MNHN, Paris)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Pseudomelatomidae
Genus:	Strictispira
Species:	S. paxillus
Binomial name
Strictispira paxillus (Reeve, 1845)
Synonyms[1]
Crassispira paxillus (Reeve, 1845) Pleurotoma jamaicensis Guppy, R.J.L., 1866 Pleurotoma nigrescens Reeve, L.A., 1845 (Invalid: junior homonym [Nov. 1845] of Pleurotoma nigrescens C.B. Adams, 1845 [Jan.]) Pleurotoma paxillus Reeve, 1845

Description

The length of the shell varies between 8 mm and 18 mm.

The chocolate-brown shell is short and stout. The spire is acuminated at the apex. The whorls are concave round the top, with a small keel, very closely plicated in the middle. The interstices between the folds are finely striated. The shell is ridged round the base. The sinus is large.^[3]

Distribution

S. paxillus can be found in Caribbean Sea waters, ranging from the Bahamas south to Brazil.^[4]