Jujubinus suarezensis explained

Jujubinus suarezensis is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.^[1]

Subspecies:

• † Jujubinus suarezensis fultoni (G. B. Sowerby III, 1890) (synonyms: Calliostoma stenomphalum (G. B. Sowerby III, 1890), Cantharidus fultoni (G. B. Sowerby III, 1890) †, Cantharidus suarezensis fultoni (G. B. Sowerby III, 1890) †, Trochus (Calliostoma) fultoni G. B. Sowerby III, 1890 † (basionym), Trochus fultoni G. B. Sowerby III, 1890 † (original combination), Trochus stenomphalus G. B. Sowerby III, 1890 (junior synonym))
• Jujubinus suarezensis suarezensis (P. Fischer, 1878) (synonym: Cantharidus suarezensis suarezensis (P. Fischer, 1878))

Description

The size of the shell varies between 10 mm and 18 mm, the diameter is up to 13 mm. The narrowly perforate shell has a conic-acute shape. The 9 to 10 whorls are planulate. The embryonic whorls are smooth, buff, the remaining whitish-buff. The whorls are ornamented with longitudinal wavy streaks of brown or rosy, and sometimes spiral zones. They are spirally lirate with 7 lirae on the penultimate whorl, upper and lower ones most prominent, the intermediate 5 slightly granose. The interstices are sharply obliquely striate. The body whorl is angular, convex beneath and contains about 8 concentric lirae. The aperture subquadrate. The lip is acute. The columella is subtruncate. The parietal wall bears a callus in adults.^[2]

Distribution

This marine species occurs in the following locations:

• Madagascar

References

• Fischer, P., 1878. Diagnoses Trochorum novorum. Journal de Conchyliologie 26: 62-67
• Fischer P., 1880 Spécies général et iconographie des coquilles vivantes, comprenant la Collection du Muséum d'Histoire naturelle de Paris, la collection Lamarck, celle du Prince Masséna (appartenant maintenant à M. B. Delessert) et les découvertes récentes des voyageurs par L.-C. Kiener continué par le docteur P. Fischer. Genres Calcar, Trochus, Xenophora, Tectarius et Risella, p. 717 pp, 120 pls
• Dautzenberg, Ph. (1929). Contribution à l'étude de la faune de Madagascar: Mollusca marina testacea. Faune des colonies françaises, III(fasc. 4). Société d'Editions géographiques, maritimes et coloniales: Paris. 321–636, plates IV-VII pp.

External links

• World Register of Marine Species
• R.N. Kilburn (1975), Pleistocene Molluscs from the West and South Coasts of the Cape Province, South Africa

Notes and References

1. Rosenberg, G. (2012). Jujubinus suarezensis (P. Fischer, 1878). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=605511 on 2012-11-23
2. https://archive.org/details/manualofconcholo111tryo Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia