Crossword clue: having the valves equal in size and from, as in most bivalve shells.
2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
Having the valves equal in size and from, as in most bivalve shells.
Having the valves equal in size and from, as in most bivalve shells.