Crossword clue: a genus of corals with meandering grooves and ridges, including the brain corals.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
meandrina
9 letters
web-def
A genus of corals with meandering grooves and ridges, including the brain corals.