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Mactrellona alata
Mactrellona alata (Sprengler, 1802)
Caribbean winged mactra
Mactrellona alata
photo by FAO

Family:  Mactridae (trough shells)
Max. size:  10 cm NG (male/unsexed)
Environment:  benthic; marine
Distribution:  Western Atlantic and Eastern Pacific: Caribbean to southeast Brazil.
Diagnosis:  Shell thin, triangular, inflated, light. Posterior slope typically flattened and bound by characteristically elevated 'keel-like' ridge. Hinge with anterior lateral teeth short. Umbones prominent twisted inward. Periostracum thin, flaky when dry. Colour: white; periostracum yellowish (Ref. 271).
Biology:  Habitat: Infaunal, in shallow subtidal sand (Ref. 271).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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