Description:-

Oblong, rectangular, triangularly ovate, longer than high shell. Angular front margin, broad posterior margin. Widely spaced, crested sculpture on shell with concentric laminae strongly raised at the posterior margin. The lamellae separated by wide interspaces traversed by fine close set radiating grooves. Umbo placed anteriorily. Narrow hinge margin. Hinge area small with three cardinal teeth. Deeply sinuate pallial line. Shell whitish inside and out with pale brown patches at the inner side posteriorly.

Threats:-

Not recorded

Remark:-

Habitat:-

Synonyms:-

Cuneus foliatus da Costa, 1778
Donax irus Linnaeus, 1758 (original combination)
Irus macrophylla (Deshayes, 1853)
Irus macrophyllus (Deshayes, 1853)
Notirus irus (Linnaeus, 1758)
Notirus macrophyllus (Deshayes, 1853)
Pectunculus truncatus da Costa, 1778 (dubious synonym)
Tellina cornubiensis Pennant, 1777
Venerupis attenuata G. B. Sowerby II, 1854
Venerupis chinensis Deshayes, 1854
Venerupis derelicta Deshayes, 1854
Venerupis digona Deshayes, 1854
Venerupis irus (Linnaeus, 1758)
Venerupis irus var. barrensis de Gregorio, 1889 (synonym)
Venerupis irus var. bicolor Bucquoy, Dautzenberg & Dollfus, 1893 (synonym)
Venerupis irus var. crebrilamellata Bucquoy, Dautzenberg & Dollfus, 1893 (synonym)
Venerupis irus var. flava Bucquoy, Dautzenberg & Dollfus, 1893 (synonym)
Venerupis irus var. geographica Monterosato, 1917 (synonym)
Venerupis irus var. rosea Bucquoy, Dautzenberg & Dollfus, 1893 (synonym)
Venerupis irus var. tricolor Bucquoy, Dautzenberg & Dollfus, 1893 (synonym)
Venerupis irusianus Locard, 1892
Venerupis macrophylla Deshayes, 1853
Venerupis multicostata Turton, 1932
Venerupis pulcherrima Deshayes, 1854

References:-

Cheriyan, P.V. 1968. A collection of molluscs from the Cochin harbour area. Proc. Symp. Molluscs, Mar. Biol. Ass. India, 1: 127.
Kripa, V. 2005. Biodiversity of bivalves (Invertebrata: Mollusca) In: State Biodiversity Strategy and Action Plan for Kerala, KFRI, Peechi, 144-148.
Ramakrishna and Dey 2010. Annotated Checklist of Indian Marine Molluscs (Cephalopoda, Bivalvia and scaphopoda): Part-1 Rec. Zool. Surv. India, Occ. Paper No., 320: 1-357.