†subfamily Monocloniinae Nopcsa 1923
Reptilia - Ornithischia - Ceratopsidae
Alternative spelling: Monocloninae
Full reference: B. F. Nopcsa. 1923. Die Familien der Reptilien [The families of reptiles]. Forschritte der Geologie und Palaeontologie. Verlag von Gebrüder Borntraeger, Berlin 2:1-210
Parent taxon: Ceratopsidae according to O. W. M. Kuhn 1966
See also Huene 1948, Huene 1950, Nopcsa 1923, Nopcsa 1928, Nopcsa 1929 and Tatarinov 1964
Sister taxa: Agathaumas, Bison alticornis, Centrasaurinae, Centrosaurinae, Ceratopsinae, Ceratopsipes, Chasmosaurinae, Pachyrhinosaurinae, Polyonax, Triceratops galeus, Triceratops ingens, Triceratops maximus, Ugrosaurus
Subtaxa: none
Type: Monoclonius
Distribution: found only at CDZh-17g, Dzharakuduk II (Cretaceous of Uzbekistan)