Suggested Phylogenetic Classification of Invertebrate Animals


Guide to levels

subkingdom

phylogenetic groups above phylum

  • phylogenetic subgroups above phylum

  • Parazoa

    (subkingdoms may soon be discarded)

    Eumetazoa

    Radiata


    ON SEPARATE WEB PAGES:

    Bilateria

  • Chaetognatha (bilateral phylum of uncertain affinities; traditionally, a deuterostome, but recent work suggest it belongs nearer Spiralia)

  • Gastrotricha (bilateral phylum of uncertain affinities, shares features with both Spiralia and Ecdysozoa)
  • Spiralia

  •  
  • Ecdysozoa

  •  
  • Deuterostomia

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    Maintained by Sam Mozley (click to send E-mail)

    Last modified on  January 5, 2004