| Cyrenidae () |
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benthic; marine |
| Western Central Atlantic: Southern Caribbean and northern South America. |
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Shell outline subtriangular, as high as long, inflated, heavy, slightly pointed posteriorly. Sculpture of well-defined concentric threads. Hinge with 3 cardinal teeth situated under umbo; 1 anterior and 1 posterior lateral tooth. Lateral teeth smooth. Ligament long, narrow. Periostracum with minute scales, fuzzy. Colour: externally cream-white, sometimes tinged with purple or grey, internally white often stained with purple and frequently with darker radial stripes at both ends; periostracum pale or dark brown. |
| Infaunal in mud or sandy-mud in estuaries, mangrove swamps and coastal lagoons (Ref. 344). |
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Not Evaluated (N.E.) Ref. 123251)
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| harmless |
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