Cingulina
From Wikipedia, the free encyclopedia
| Cingulina | |
|---|---|
 | |
| Cingulina cingulata shell | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Family: | Pyramidellidae |
| Subfamily: | Turbonillinae |
| Tribe: | Cingulinini |
| Genus: | Cingulina A. Adams, 1860[1] |
| Type species | |
| Cingulina circinata A. Adams, 1860 | |
| Synonyms | |
|
Turbonilla (Cingulina) A. Adams, 1860 | |
Cingulina is a genus of small sea snails, pyramidellid gastropod mollusks. in the family Pyramidellidae, the pyrams and their allies.[2]
The shell is turriculated and subulate. The numerous whorls are rounded and spirally ribbed. The interstices are striate. The aperture is oblong, entire in front. The columella is straight and simple. The outer lip is sharp and arcuate.[3] The shell lacks basal keels, varices are absent. The spiral sculpture is stronger than microscopic striations. The axial sculpture consists of faint riblets, with the spiral markings consisting of strong raised threads.[4]