Megastomia simplex

Megastomia simplex, common name the simple pyramid shell, is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.^[1][2]

Simple pyramid shell
Drawing of a shell of Syrnola simplex
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Family:	Pyramidellidae
Genus:	Megastomia
Species:	M. simplex
Binomial name
Megastomia simplex (Angas, 1871)
Synonyms
Agatha simplex (Angas, 1871) · Odostomia simplex Angas, 1871 Syrnola (Agatha) simplex (Angas, 1871)

Description

The white, rather solid shell has a smooth appearance. The length of the shell measures 4 millimetres (0.16 in). The teleoconch contains 7½ rather flat whorls . They are a little angulated at the suture. The aperture is lirate within. Its plait is sharp and transverse.^[3]

Distribution

The type specimen of this marine species was found off Port Jackson, New South Wales, Australia.