After Carroll, 1988, and Frickhinger, 1995

<==o †Canobiidae
   |--o †Canobius Miss. Eu.
   |  |-- †C. elegantulus Traquair, 1881
   |  |-- †C. politus
   |  `-- †C. ramsayi
   |?- †Cornuboniscus budensis
   |--o †Mesopoma Miss. Eu.
   |  |-- †M. carricki
   |  |-- †M. smithsoni
   |  |-- †M. pancheni
   |  `-- †M. politum
   |?- †Sundayichthys elegantulus
   `-- †Whiteichthys Penn. Gr. 

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