Tivela mactroides (Born, 1778)
Trigonal tivela
Tivela mactroides
photo by FAO

Family:  Veneridae (venus clams)
Max. size:  3.4 cm DL (male/unsexed)
Environment:  benthic; marine; depth range 0 - 2 m
Distribution:  Western Atlantic: from Guatemala to Cuba in the Caribbean, east to Ascension Island and south to Santa Catarina Brazil.
Diagnosis:  Shell heavy, thick, inflated, triangular. Shell surface umbones central and prominent. Hinge with 3 cardinal teeth, with smaller secondary teeth present. Lateral tooth in left valve large. Lunula large, escutcheon absent. Periostracum like varnish. Colour: whitish with brown tinges and rays.
Biology:  Minimum depth from Ref. 104365.
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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