Meaning Of The Word Gastraea
What's the definition of Gastraea? Find Gastraea meanings, definitions and more at the Real Dictionary online.
Gastraea Meaning
| Gastraea Definition |
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What's The Definition Of Gastraea?
gastraea in American English
the hypothetical ancestral form of flatworms, structured like the gastrula stage in embryology gastraea in British English noun: a primeval double-walled sac-like form whose existence was hypothesized by Ernst Haeckel, who proposed that all animals were descended from it |
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