Crossword clue: from 230 million to 190 million years ago; dinosaurs, marine reptiles; volcanic activity
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
triassic
8 letters
wn-def
from 230 million to 190 million years ago; dinosaurs, marine reptiles; volcanic activity