Tridacna gigas

Thesaurus

Noun

1.

Tridacna gigas - a large clam inhabiting reefs in the southern Pacific and weighing up to 500 poundsgiant clamclam - burrowing marine mollusk living on sand or mud; the shell closes with viselike firmnessgenus Tridacna, Tridacna - type genus of the family Tridacnidae: giant clams