Donax (Latona) cuneatus   Linnaeus  (Clam)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Mollusca
Class: Bivalvia
Order:Veneroida
Family:Donacidae

Description
Size: Length 17.82-46.78 mm; height 11.91-30.85 mm; width 7.05-13.85 mm

Color: Shining purple, white banded, sometimes lead color.

Shell medium sized, subtriangularly oblong, and compressed. Umbos posterior, elevated and pointed. Anterior margin rounded; ventral margin slightly convex or almost straight, anterior-dorsal margin straight and gradually sloping; posterior-dorsal margin short and steeply sloped; posterior margin truncated. Sculpture with fine concentric striae, rugose on the posterior end, radial striae fine, thread-like except on the posterior lobe. Ligament short and dark brown color, lunule present on both the valves.
In the left valve the cardinal complex consists of a triangular, large anterior tooth and a small posterior tooth; anterior lateral distal and posterior proximal to the cardinal complex.
Adductor muscle scars well developed. Anterior adductor scar oval shaped, posterior adductor scar almost rounded. Sinus equal in both the valves. Sinus rises from the posterior adductor scar with rounded anterior end and convex ventral and falls obliquely to the pallial line and in confluence with it.


Synonym (s)
Donax cuneatus Linnaeus, 1758
Donax cuneatus Chemintz, 1782
Donax radiatus Humphrey, 1797
Latona variabilis Schumacher, 1817
Donax cuneatus Lamarck, 1818
Donax granosa Lamarck, 1818
Donax australis Lamarck, 1818
Donax bicolor Lamarck, 1818
Donax cuneatus Reeve, 1854
Donax (Latona) cuneatus Roemer in Martinii-Chemnitz, 1870
Donax (Latona) australis Roemer in Martinii-Chemnitz, 1870
Donax (Latona) cuneatus Melvill and Standen, 1898
Donax (Latona) cuneatus Melvill and Sykes, 1898
Donax tiesenhauseni Preston, 1908
Donax cuneatus Hornell, 1921
Donax cuneatus Gravely, 1941
Donax cuneatus Satyamurti, 1956

Common Name (s)
Economic Importance and Threats

Ecology

Biogeography


• Andaman and Nicobar Islands INDIA
• Andhra Pradesh, Bimlipatam INDIA
• Gujarat, Madhapur INDIA
• Pondicherry INDIA
• Maharashtra INDIA
• Tamil Nadu INDIA
• Karnataka, Hejmadi-Codi INDIA

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Subba Rao, NV and Dey, A (1986) Contributions to the knowledge of Indian marine molluscs 2. Family Donacidae Records of the Zoological Survey of India. Occasional paper no. 91 ZSI, Calcutta 30 pp Available at - NIO, Goa


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