Trisidos semitorta (Lamarck, 1819)
Half-propellor ark
Trisidos semitorta
photo by Coltro, Marcus

Family:  Arcidae ()
Max. size:  8 cm TL (male/unsexed)
Environment:  benthic; marine; depth range 0 - 30 m
Distribution:  Indo-West Pacific: from Thailand and western Indonesia to the Philippines; north to Taiwan Province of China and south to Queensland.
Diagnosis:   
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans:  harmless
Country info:   
 

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