How many letters does the top answer for “the third lateral plate in the plastron of turtles; -- called also hyposternum.” have?

The most common answer is hypoplastron (12 letters).

Crossword clue: the third lateral plate in the plastron of turtles; -- called also hyposternum.

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

hypoplastron 12 letters web-def

The third lateral plate in the plastron of turtles; -- called also hyposternum.