Reptilia - Ornithischia - Protoceratopsidae
Alternative spellings: Protoceratopidae, Protoceratopsinae
Full reference: W. Granger and W. K. Gregory. 1923. Protoceratops andrewsi, a pre-ceratopsian dinosaur from Mongolia, with an appendix on the structural relationships of the Protoceratops beds. American Museum Novitates 72:1-9
Parent taxon: Coronosauria according to E. M. Morschhauser et al. 2019
See also Bakker 1986, Bohlin 1953, Brown and Schlaikjer 1942, Butler et al. 2008, Carroll 1988, Charig 1967, Chinnery 2004, Chinnery and Weishampel 1998, Cooper 1985, Dodson 1990, Dodson 1997, Dodson and Currie 1990, Gregory and Mook 1925, Huene 1934, Huene 1934, Huene 1948, Huene 1950, Huene 1959, Kuhn 1946, Kuhn 1964, Kuhn 1966, Lambert et al. 2001, Lull 1933, Makovicky 2001, Maryanska and Osmólska 1975, Maryanska and Osmólska 1985, McGinnis 1982, McIntosh 1981, Nessov 1995, Norman 1984, Olshevsky and Ford 1994, Ostrom 1980, Ostrom and Wellnhofer 1986, Ott 2007, Parsch 1963, Romer 1956, Romer 1966, Roxo 1937, Rozhdestvensky 1977, Russell 1984, Ryan and Currie 1998, Sereno 1997, Sereno 1998, Sereno 1999, Sereno 2000, Sues and Galton 1982, Swinton 1970, Tatarinov 1964, Tereshchenko 2007, Tereshchenko and Alifanov 2003, Thulborn 1971, You and Dodson 2003 and Zhao 1983
Sister taxa: Bagaceratopsidae, Ceratopsoidea, Leptoceratopsidae
Subtaxa: Asiaceratopsinae Bagaceratops Breviceratops Protoceratops
Type: Protoceratops
Ecology: ground dwelling herbivore
Distribution:
• Cretaceous of China (10 collections), Mongolia (52), Uzbekistan (1)
Total: 63 collections including 76 occurrences