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Unformatted text preview: Platyhelminthes (including all 4 classes) Rotifera Lophophorates Mollusca (including all 4 classes) Annelida (including all three classes) Ecdysozoa Nematoda Arthropoda Cheliceriformes Myriapoda Hexapoda ( only responsible for the 4 most diverse orders) Crustacea Echinodermata (including all classes) The large figure in the review at the end of Chapter 33 is a helpful summary of major groups and patterns, but leaves out many smaller groups. Below is the slide from lecture showing the three types of body plans, color-coded to show the germ layers and cavities....
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- Spring '09