Biology:Atys convexa

From HandWiki
Short description: Species of gastropod

Atys convexa
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Order: Cephalaspidea
Family: Haminoeidae
Genus: Atys
Species:
A. convexa
Binomial name
Atys convexa
H.B. Preston, 1908

Atys convexa is a species of small tropical sea snail, a bubble snail, a marine opisthobranch gastropod mollusk in the family Haminoeidae, the haminoea bubble snails.[1]

Distribution

This marine species occurs off the Andaman Islands.

Description

The length of the shell of this species attains 3.25 mm, its diameter 2 mm.

(Original description) The umbilicate shell is tumid, ovate and constricted at the ends. It hasa pale lemon colour, with two irregular narrow greenish bands especially noticeable on the ventral surface. It is smooth, polished except at the ends where it is spirally grooved. The apex is closed. The aperture is narrow above but broadening below. The columella descends obliquely, curved outwards and produced. The peristome is simple, rising high above the vertex.[1]

References

Wikidata ☰ Q28431711 entry