Azorinus abbreviatus   (Gould,  1861) (Clam)
Organism information awaits expert curation
Class: Bivalvia

Size: Maximum shell length 5 cm, commonly to 3.5 cm.

Color: Outside of shell whitish, under a grayish brown, fibrous periostracum. Interior whitish.

Shell moderately thin but solid, a little more than twice as long as high. Ventral margin rather straight, slightly depressed in the middle. Umbones small, orthogyrate, approximately situated at the anterior 2/5 of shell length. Outer surface of valves convex somewhat compressed medially, with a shallow radial depression running obliquely from the umbones to median part of ventral margin. Concentric lines of growth numerous and irregular. Pallial sinus broad and deep, rounded, and slightly ascending anteriorly, extending a little beyond midline of valves, nearly to level with umbones. Ventral limb of pallial sinus somewhat confluent with pallial line in its posterior part.

Synonym (s)
Azorinus minutus (Dunker) 1861
Solen abbreviatus (Gould) 1861
Azorinus coarctatus (Gmelin) 1791

Common Name (s)
Economic Importance and Threats

Habitat:  Sandy, Muddy


• Andaman and Nicobar Islands, Andaman Islands INDIA

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Poutiers, JM (1998) Bivalves FAO species identification guide for fishery purposes. The living marine resources of the western central Pacific. Volume 1: Seaweeds, corals, bivalves and gastropods FAO, Rome 1 686 pp Available at -
  • Bisyogai shells database Available at -

Page last updated on:2012-10-01

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