Atys convexa

Atys convexa
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia; informal group Opisthobranchia; clade Cephalaspidea
Superfamily:	Haminoeoidea
Family:	Haminoeidae
Genus:	Atys (gastropod)
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]

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References

Preston, H. B. "Descriptions of new species of land, marine and freshwater shells from the Andaman Islands." Records of the Indian Museum 2.2 (1908): 187-210

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[Preston-1] Preston, H. B. "Descriptions of new species of land, marine and freshwater shells from the Andaman Islands." Records of the Indian Museum 2.2 (1908): 187-210