Mikko's Phylogeny Archive Main Groups of Organisms   Polyopisthocotylea

After Parker, 1982

<==o POLYOPISTHOCOTYLEA
   |--o POLYSTOMATOIDEA
   |  |-- Polystomatidae
   |  |-- Hexabothriidae
   |  |-- Diclybothriidae
   |  `-- Sphyranuridae
   |--o AVIELLOIDEA
   |  `-- Aviellidae*
   |--o MEGALONCHOIDEA
   |  |-- Megalonchidae
   |  |-- Anchorophoridae
   |  |-- Chimaericoloidae
   |  `-- Chimaericolidae*
   |--o DIPLOZOOIDEA
   |  `-- Diplozoidae*
   |--o DICLIDOPHOROIDEA
   |  |-- Diclidophoridae
   |  |-- Mazocraeidae
   |  |-- Pterinotrematidae
   |  |-- Discocotylidae
   |  |-- Plectanocotylidae
   |  |-- Dactylocotylidae
   |  |-- Protomicrocotylidae
   |  |-- Octolabeidae
   |  |-- Macrovalvitrematidae
   |  |-- Hexostomatidae
   |  `-- Pseudodiclidophoridae
   `--o MICROCOTYLOIDEA
      |-- Microcotylidae
      |-- Axinidae
      |-- Heteraxinidae
      |-- Gastrocotylidae
      |-- Cemocotylidae
      |-- Heteromicrocotylidae
      |-- Pyragraphoridae
      |-- Allopyragraphoridae
      `-- Allomicrocotylidae

Reference(s):

Parker, S. P. (ed.), 1982: Synopsis and classification of living organisms. Vols. 1 & 2
–McGrew-Hill Book Company

© Mikko Haaramo, / Last updated 2003-02-13 / http://www.mv.helsinki.fi/home/mhaaramo