Donax (Latona) faba   Schroeter  (Clam)
Organism information awaits expert curation
Class: Bivalvia

Size: Length 17.35-25.1 mm; height 11.35-18.21 mm; width 5.8-9.66 mm

Color: Variously colored, lead or freckled white, with red rays.

Shell triangularly ovate, compressed, inequilateral. Umbos posterior, pointed. Anterior margin rounded; ventral margin convex; anterior-dorsal margin straight and gradually sloped on the sides; posterior-dorsal margin straight and gradually sloped, convex, short and abruptly sloped; posterior margin short and truncated. Ligament short and brown colored; lunule almost absent.
In the left valve the cardinal complex consists of triangular anterior tooth and a small laminate posterior tooth with a groove between the two teeth, laterals present, anterior lateral poorly developed and distal, whereas the posterior lateral distinct and proximal to the cardinal complex. In the right valve cardinal complex consists of a knob like bifid tooth, laterals very distinct, provided with upper space to accommodate the laterals of the left valve.
Adductor muscle scars well developed. Anterior adductor scar more or less triangular, posterior adductor scar rounded with elongated anterior ends. Sinus equal on both the valves. Sinus rises from posterior adductor scar and extends upward with rounded anterior end and convex ventral end, falls obliquely to the pallial line and in confluence with it.

Synonym (s)
Donax faba Schroeter, 1788
Donax (Latona) faba Subba Rao and Dey, 1986
Donax faba Chemintz, 1782
Donax radiata Schroeter, 1786
Donax deshayesii Dunker, 1853
Donax (Latona) faba Roemer, 1870
Donax faba Satyamurti, 1956

Common Name (s)
Economic Importance and Threats

Habitat:  Sandy, Coastal


• Lakshadweep INDIA
• Maharashtra, Ratnagiri INDIA
• West Coast, Malabar INDIA
• Tamil Nadu INDIA
• Maharashtra, Mumbai INDIA
• Andaman and Nicobar Islands INDIA
• Andaman and Nicobar Islands, Havelock Island INDIA
• Maharashtra, Mumbai INDIA
• Kerala INDIA
• Andaman and Nicobar Islands, Andamans INDIA
• Andaman and Nicobar Islands, Chidiya Tapu INDIA
• Andaman and Nicobar Islands, Havelock (Lat: 11.97) (Long: 93) INDIA

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Surya Rao, KV and Subba Rao, NV (1991) Mollusca State fauna series 2: Fauna of Lakshadweep ZSI, Calcutta 273-362 Available at - NIO, Goa
  • Available at -
  • 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
  • Subba Rao, NV and Dey, A (2000) Catalogue of marine molluscs of Andaman and Nicobar Islands Occasional paper no 187 Records of the Zoological Survey of India ZSI 1-323 Available at - NCL, Pune

Page last updated on:2012-07-26

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