Mikko's Phylogeny Archive Main Groups of Protostomes   Corynexochida

After Gon, 2002

<==o †CORYNEXOCHIDA Kobayashi, 1935
   |--o †CORYNEXOCHINA
   |  `--o †CORYNEXOCHOIDEA
   |     |-- †Corynexochidae
   |     |-- †Cheiruroididae
   |     |-- †Chenghuiidae
   |     |-- †Dorypygidae
   |     |-- †Ogygopsidae
   |     |-- †Oryctocephalidae
   |     |-- †Dolichometopidae
   |     |-- †Edelsteinaspidae
   |     |-- †Jakutidae
   |     |-- †Longduiidae
   |     |-- †Zacanthoididae
   |     `-- †Dinesidae
   |--o †ILLAENINA
   |  `--o †ILLAENOIDEA [Illaenacea]
   |     |?- †Thysanopeltidae
   |     |-- †Styginidae [Scutelluidae; Stiginidae lapsus calami?]
   |     |-- †Phillipsinellidae
   |     |--o †Illaenidae
   |     |  |-- †Illaeninae
   |     |  `--o †Panderiinae Bruton, 1968
   |     |     `--o †Hemibarrandia Prantl & Pribyl, 1949a
   |     |        `-- †H. holoubkovensis (Ruzicka, 1926)
   |     `-- †Tsinaniidae
   `--o †LEIOSTEGIINA
      `--o †LEIOSTEGIOIDEA [Leiostegiacea; incl. Illaenuracea]
         |-- †Leiostegiidae
         |-- †Pagodiidae
         |-- †Kaolishaniidae
         |-- †Cheilocephalidae
         |-- †Lecanopygidae [Illaenuridae?] [Ptychopariida: Ptychopariina: Illaenuracea:]
         `-- †Shirakellidae [Ptychopariida: Ptychopariina: Illaenuracea:]

Reference(s):

Gon III, S. M., 2002: Systematic listing of Trilobite families.
–iNet: http://www.aloha.net/~smgon/trisystem.htm