Alaginella carinata

Alaginella carinata
Shell of Alaginella carinata (holotype)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Family:	Marginellidae
Genus:	Alaginella
Species:	A. carinata
Binomial name
Alaginella carinata (E. A. Smith, 1891)
Synonyms
Carinaginella carinata(E. A. Smith, 1891) Marginella carinataE. A. Smith, 1891

Alaginella carinata is a species of sea snail, a marine gastropod mollusk in the family Marginellidae, the margin snails. ^[1]

Description

The length of the shell attains 5.5 mm, its diameter 3.7 mm.

(Original description in Latin) The short shell is ovate-fusiform. it is polished white and smooth. It contains 5 whorls: the uppermost is convex, the following whorls are strongly excavated above, sharply angled, and slightly convex below the angle, tapering towards the base. The aperture is elongate and narrow, comprising about 7⁄11 of the shell's total length. The outer lip is very thickened and smooth inside. The columella features three thin but prominent folds that are obliquely curved anteriorly, covered along their length with a thin callus. ^{[2] [3]}

Distribution

This marine species is endemic to Australia and occurs off New South Wales and Queensland. ^[4]

References

1. Alaginella carinata (E. A. Smith, 1891) . 16 July 2024. Retrieved through: World Register of Marine Species .
2. Smith, E.A. (1891). "Descriptions of new species of shells from the "Challenger" expedition". Proceedings of the Zoological Society of London: 436–444. Retrieved 16 July 2024. This article incorporates text from this source, which is in the public domain .
3. Alaginella carinata. "description". Seashells of New South Wales. Des Beechey. Retrieved 16 July 2024.
4. "Alaginella carinata". Australian Faunal Directory. Australian Government. Retrieved 16 July 2024.

• Cossignani, T. (2006). Marginellidae & Cystiscidae of the World. L'Informatore Piceno. pp. 1–408.
• Wilson, B. (1994). Australian marine shells, Prosobranch, Gastropods (2 ed.). Kallaroo, Western Australia: Odyssey Publishing. pp. 1–370.
• Laseron, C. (1948). "New South Wales Marginellidae". Records of the Australian Museum. 22 (1): 35–48. doi:10.3853/j.0067-1975.22.1948.588.