Crossword clue: a genus of bivalve mollusks, common on the coasts of america and europe.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
astarte
7 letters
web-def
an ancient Phoenician goddess of love and fertility; the Phoenician counterpart to Ishtar