Alcadia solitaria

Alcadia solitaria
Shell of Alcadia solitaria (specimen at Naturalis Biodiversity Center)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Neritimorpha
Order:	Cycloneritida
Family:	Helicinidae
Genus:	Alcadia
Species:	A. solitaria
Binomial name
Alcadia solitaria (C. B. Adams, 1845)
Synonyms[1]
Alcadia (Hjalmarsona) solitaria (C. B. Adams, 1845) alternative representation Helicina guildingiana L. Pfeiffer, 1849 (junior synonym) Helicina solitaria C. B. Adams, 1845 (basionym)

Alcadia solitaria is a species of an operculate land snail, terrestrial gastropod mollusk in the family Helicinidae.[1]

Description

The height of the shell attains 5.5 mm (0.22 in), its greatest diameter 6 mm (0.24 in).^[citation needed]

(Original description in Latin) The depressed shell has a red color with a brownish tinge. It contains 4.5 smooth whorls. The body whorl is not angular. The aperture is semicircular. The outer lip is notched below. The columella is sharp. The outer lip is somewhat thin, yellow on the outside. The operculum is thin.[2]

Distribution

This species occurs in Jamaica.[1]

References

1. Alcadia solitaria (C. B. Adams, 1845). 7 August 2024. Retrieved through: World Register of Marine Species.
2. Adams, C.B. (1845). "Specierum novarum conchyliorum, in Jamaica repertorum, synopsis". Proceedings of the Boston Society of Natural History. 2: 1–17. Retrieved 8 August 2024.

Further reading

• Eichhorst, T.E. (2016). Neritidae of the world. Volume two. Harxheim: Conchbooks.
• Pfeiffer, L. (1849). "Description of twenty-nine new species of Helicina, from the collection of H. Cuming, Esq". Proceedings of the Zoological Society of London. 16 (187–188).