Atys costulosus
| Atys costulosus | |
|---|---|
| Drawing of a shell of Atys costulosus (holotype) | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Cephalaspidea |
| Family: | Haminoeidae |
| Genus: | Atys |
| Species: | A. costulosus
|
| Binomial name | |
| Atys costulosus Pease, 1869
| |
| Synonyms | |
|
Atys costulosa Pease, 1869 (incorrect gender of species epithet) | |
Atys costulosus 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]
Description
The length of the shell attains 5½ mm, its diameter 2½ mm.
(Original description in Latin) The shell is elongate, subcylindrical, and narrowest posteriorly. It is white and umbilicate. The surface is longitudinally ribbed and is crossed at either end by elevated striae, which become more remote towards the middle of the shell and gradually vanish. The outer lip is posteriorly strongly twisted and produced. The columella is everted at the base, flattened, and appressed, while the aperture remains narrow.[2]
Distribution
This marine species occurs off Hawaii.
References
- ^ Atys costulosus Pease, 1869. 6 January 2026. Retrieved through: World Register of Marine Species.
- ^ Pease, W.H. (1869). "Description of new species of marine Gasteropodæ inhabiting Polynesia". American Journal of Conchology. 5: 73. Retrieved 6 January 2026. This article incorporates text from this source, which is in the public domain.
- Bozzetti L. (2009) Atys bicolor (Gastropoda: Opisthobranchia: Haminoeidae) nuova specie dal Madagascar meridionale. Malacologia Mostra Mondiale 63: 17.