meta gaster (meta gaster)

[NL., meta gastral (met-a-gas'tral), a. [ meta gastrula (met-a-gas'trö-lä), n.; pl. meta gastrula (-lē). [NL., Three forms at least of metagastrulæ are recognized the a mph i gastrula, the disco gastrula, and the per i gastrula; they are all collectively distinguished from the arch i gastrula. Haeckel .