Margaritidae () |
8.8 cm SHL (male/unsexed); max. reported age: 8 years |
benthic; marine; depth range 0 - 30 m |
Western Atlantic: From South Carolina to Uruguay. |
Shell roundish, thin, flattened to moderately inflated, inequivalve. Hinge with 2 wing-like projections, posterior projection shorter than that of Pteria colymbus. Periostracum with flat, scale-like projections aligned concentrically. Colour: externally tan, brown, or purplish, with greenish cast, internally nacreous. |
Maximum depth from Ref. 85431. Lives attached to rocks or other hard substrates, in shallow subtidal depths. Small live specimens found in rock-pools between tide-marks (Ref. 88739). Common in coralline bottoms (Ref. 128042). |
Not Evaluated (N.E.) Ref. 123251)
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