Vacerrena nana (H. Adams 1872)

Vacerrena nana is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets and slit limpets.^[1]

Description

The length of the shell attains 2 mm, the width 1¼ mm, the height 2 mm.

The rather solid shel is elevated-conic. It is sculptured with 15 radiating ribs, the front ones wider apart. The apex is acute and strongly recurved. The aperture is oval.^[2]

Distribution

This marine species occurs in the Red Sea.

References

• Kilburn, R. N. (1978). The Emarginulinae (Mollusca: Gastropoda: Fissurellidae) of southern Africa and Mozambique. Annals of the Natal Museum. 23(2): 431-454.
• Drivas, J. & Jay, M. (1985). Shells of Réunion. 3. Family Fissurellidae. Subfamily Emarginulinae. La Conchiglia. 17(194–195): 3–6.
• Dekker, H. & Orlin, Z. (2000) Check-list of Red Sea mollusca. Spirula, 47(supplement), 1-46.