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Phylum 06, Mesozoa
Mesozoa, middle creatures,
part way up the scale are we,
From amoeba's simple features
Unto man's complexity.

Mesozoa were once thought to be evolutionary intermediate forms between Protozoans and Metazoans, but now they are thought to be degenerate or simplified metazoa.


This entry is located in the following unit: Zoology Phyla in Poetic Rhyming + (page 1)