The ancestral state of the protostomes is considered to be aquatic and not terrestrial. why?

Question

Biology

Zaiden Mclaughlin

8 November, 20:29

The ancestral state of the protostomes is considered to be aquatic and not terrestrial. why?

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Madeleine Rice · Answer 1

The ancient life forms found in the Great Lakes basin which exists in the Precambrian to Pleistocene era includes the protostomes. Since the ancestral lineage of protostomes is found in this basin, ancient protostomes are considered to be aquatic rather than terrestrial.