Mikko's Phylogeny Archive Chordate Groups   Model page - esimerkki sivu

<==o †PROTOCONODONTIDA
   |==o †Proconodontidae [paraphyletic]
   |  `-- †Proconodontus
   `--+--+-- †Fryxellodontidae
      |  `-- †Pygodontidae
      `--+-- †Cordylodontidae
         `--+-- †Ansellidae
            `--+-- †Dapsilodontidae
               `-- †Belodellidae


Reference(s):

    Sweet, W. C. & Donoghue, P. C. J., 2001: Conodonts: Past, Present and Future.
–Journal of Paleontology: Vol. 75, #6, pp. 1174-1184