THE PSEUDOCOELOMATE BODY PLAN

BODY CAVITIES

Pseudocoelomates (aschelminths) - 7 phyla [Fig. 20.3]


PHYLUM ROTIFERA: 2,000 spp.

Learn more about rotifers from Wim von Egmond.

Or look at and learn about  rotifers from Central Texas from Jerry Evans


PHYLUM NEMATODA - roundworms

Learn about roundworms from the University of Michigan Museum of Zoology website.

This site from Jim McCarter  has links to everything you could ever possibly want to know about roundworms.


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