Angiola lineata (da Costa 1778)

Hinea lineata, common name the dwarf Atlantic planaxis, is a species of sea snail, a marine gastropod mollusk in the family Planaxidae.^[1]

Distribution

This species occurs in the following locations:

• Atlantic Ocean : Angola, Cape Verdes, West Africa, St. Helena
• Gulf of Mexico
• Caribbean Sea
• Lesser Antilles

Description

The maximum recorded shell length is 10 mm.^[2]

The very small shell is ovate, conical, smooth, and diaphanous. It is colored with white, elegantly ornamented upon its whole surface with pretty numerous, narrow, transverse lines, of a blackish brown. The spire is composed of six slightly convex whorls. The body whorl is inflated, and larger than all the others united. The linear suture is very fine. The aperture is subrounded, of violet color and within are perceived the external colored lines. The outer is lip simple, thin and sharp. Its edge is expanded and marked with brown lines. The columella is smooth and arcuated.^[3]

Habitat

Minimum recorded depth is 0 m.^[2] Maximum recorded depth is 48 m.^[2]

References

• Bernard, P.A. (Ed.) (1984). Coquillages du Gabon [Shells of Gabon]. Pierre A. Bernard: Libreville, Gabon. 140, 75 plates
• Gofas, S.; Afonso, J.P.; Brandào, M. (Ed.). (S.a.). Conchas e Moluscos de Angola = Coquillages et Mollusques d'Angola. [Shells and molluscs of Angola]. Universidade Agostinho / Elf Aquitaine Angola: Angola. 140 pp
• Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda
• Rosenberg, G., F. Moretzsohn, and E. F. García. 2009. Gastropoda (Mollusca) of the Gulf of Mexico, Pp. 579–699 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas