Crossword clue: marine animal with bivalve shell having a pair of arms bearing tentacles for capturing food; found worldwide

The most common answer is brachiopod (10 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

brachiopod 10 letters wn-def

marine animal with bivalve shell having a pair of arms bearing tentacles for capturing food; found worldwide

lampshell 9 letters wn-def

marine animal with bivalve shell having a pair of arms bearing tentacles for capturing food; found worldwide