SYSTEMATIC BIOLOGY					RETURN TO THE MAJOR CLADES
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A SUMMARY OF MOLECULAR PHYLOGENETICS OF THE ANIMAL KINGDOM BY COLIN TUDGE (2000)

This is modified from Tudge (2000).  The deuterostome line has been reduced to three taxa.  The protostomes are divided into the Ecdysozoa and the Lophotrochozoa with some relationships that are very different than those inferred by structural/developmental characters.