Mikko's Phylogeny Archive Main Groups of Organisms   Opisthorchiida

After Parker, 1982

<==o OPISTHORCHIIDA
   |--o OPISTHORCHIATA
   |  `--o OPISTHORCHIOIDEA
   |     |-- Opisthorchiidae
   |     |-- Heterophyidae
   |     |-- Cryptogonimidae
   |     |-- Acanthostomatidae
   |     |-- Pachytrematidae
   |     |-- Ratziidae
   |     `-- Tetracladiidae
   `--o ACANTHOCOLPIATA
      `--o ACANTHOCOLPIOIDEA
         |-- Acanthocolpidae
         |-- Campulidae
         `-- Nasitrematidae

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