Genasauria
Ornithischia | Genasauria [Herbivore]
Jurassic Middle
China
Chaoyangsaurus youngi - Tuchengzi Formation, Liaoning
Hexinlusaurus multidens - Xiashaximiao Formation, Sichuan
Yandusaurus multidens - Xiashaximiao Formation, Sichuan
Kirgizia
Ferganocephale adenticulatum - Balabansai Formation
Jurassic Late
China
Chaoyangsaurus youngi - Tuchengzi Formation, Liaoning
Xuanhuaceratops niei - Houcheng Formation
Yinlong downsi - Shishugou Formation
Cretaceous Early
England
Yaverlandia bitholus - Wealden Beds, Wessex Formation, Isle of Wight
Germany
Stenopelix valdensis - Wealden Beds, Obernkirchen Sandstein
China
Archaeoceratops oshimai - Xinminbao Group
Archaeoceratops yujingziensis - Xinminpu Group
Auroraceratops rugosus - Xinminpu Group, Gongpoquan Basin
Helioceratops brachygnathus - Quantou Formation - Jilin Province
Hongshanosaurus houi - Yixian Formation, Liaoning
Liaoceratops yanzigouensis - Yixian Formation, Liaoning
Psittacosaurus
Psittacosaurus gobiensis - Bayin Gobi Formation, Nei Mongol
Psittacosaurus major - Yixian Formation, Liaoning
Psittacosaurus guyangensis - Lisangou Formation
Psittacosaurus lujiatunensis - Yixian Formation, Liaoning
Psittacosaurus mazongshanensis - Mazongshan Area
Psittacosaurus meileyingensis - Jiufotang Formation, Liaoning
Psittacosaurus mongoliensis - Unnamed unit, Nei Mongol Zizhiqu
Psittacosaurus neimongoliensis - Ejinhoro Formation
Psittacosaurus ordosensis - Ejinhoro Formation
Psittacosaurus osborni - Lisangou Formation, Xinpongnaobao Formation
Psittacosaurus sinensis - Qingshan Formation
Psittacosaurus tingi - West Suiyan, Inner Mongolia
Psittacosaurus xinjiangensis - Tugulu Group, Junggar Basin, Lianmugin Formation
Psittacosaurus youngi - Qingshan Formation
Japan
Albalophosaurus yamaguchiorum - Kuwajima Formation
Mongolia
Psittacosaurus
Protiguanodon mongoliensis - Khukhtekskaya Svita
Psittacosaurus mongoliensis - Khukhtekskaya Svita, Khulsyngolskaya Svita, Shinekhudukskaya Svita, Unnamed unit, Bayankhongor, Khukhtekskaya Svita
Psittacosaurus protiguanodonensis - Khukhtekskaya Svita
Yamaceratops dorngobiensis - Khugenetslavkant sandstone
Russia
Psittacosaurus
Psittacosaurus mongoliensis - Kemerovskaya oblast
Psittacosaurus sibiricus - Ilek Formation
South Korea
Koreaceratops hwaseongensis - Tando beds
Thailand
Psittacosaurus sattayaraki - Khok Kruat Formation
Uzbekistan
Kulceratops kulensis - Khodzhakul\\\\\\\' Formation
Australia
Serendipaceratops arthurcclarkei - Wonthaggi Formation, Victoria
Leptoceratops sp. (1) - ?
Cretaceous Late
Hungary
Ajkaceratops kozmai - Czehbánya Formation
Canada
Albertaceratops nesmoi - Oldman Formation, Alberta
Anchiceratops
Anchiceratops longirostris - Horseshoe Canyon Formation, Alberta
Anchiceratops ornatus - Judith River Group (Wedge), Horseshoe Canyon Formation, Alberta
Arrhinoceratops brachyops - Edmonton Group, Horseshoe Canyon Formation, Alberta
Centrosaurus
Centrosaurus apertus - Judith River Group (Wedge), Alberta
Centrosaurus longirostris - Judith River Group (Wedge), Alberta
Coronosaurus brinkmani - Oldman Formation, Judith River Group (Wedge), Alberta
Centrosaurus brinkmani - Oldman Formation, Judith River Group (Wedge), Alberta
Monoclonius cutleri - Judith River Group (Wedge), Alberta
Monoclonius dawsoni - Judith River Group (Wedge), Alberta
Monoclonius flexus - Judith River Group (Wedge), Alberta
Chasmosaurus
Chasmosaurus belli - Judith River Group (Wedge), Alberta
Chasmosaurus brevirostris - Judith River Wedge, Oldman Formation, Alberta
Chasmosaurus canadensis - Judith River Wedge, Alberta
Chasmosaurus kaiseni - Judith River Wedge, Alberta
Chasmosaurus russelli - Judith River Wedge, Alberta
Eoceratops canadensis - ?
Monoclonius belli - Judith River Group (Wedge), Alberta
Monoclonius canadensis - Judith River Group (Wedge), Alberta
Colepiocephale lambei - [Foremost Formation], Judith River Wedge, Alberta
Stegoceras lambei - [Foremost Formation], Judith River Wedge, Alberta
Eotriceratops xerinsularis - Horseshoe Canyon Formation, Alberta
Gravitholus albertae - Judith River Group (Wedge), Alberta
Gryphognathus morrisoni - Milk River Formation, Alberta
Leptoceratops gracilis - Scollard Formation, Alberta
Medusaceratops lokii - Judith River Formation - Montana
Mojoceratops perifania - Judith River Wedge, Alberta, Saskatchewan
Monoclonius
Monoclonius crassus - Judith River Group (Wedge), Alberta
Monoclonius lowei - Judith River Group (Wedge), Alberta
Monoclonius nasicornus - Judith River Group (Wedge), Alberta
Pachyrhinosaurus canadensis - Horseshoe Canyon Formation, St. Mary River Formation, Waptiti Formation, Alberta
Pachyrhinosaurus lakustai - Pipestone Creek bonebed, Alberta
Spinops sternbergorum - Judith River Group (Wedge), Alberta
Stegoceras
Ornatotholus
Ornatotholus browni - Judith River Group (Wedge), Alberta
Stegoceras breve - Judith River Wedge, Alberta
Stegoceras browni - Judith River Group (Wedge), Alberta
Stegoceras edmontonense - Horseshoe Canyon Formation, Alberta
Stegoceras novomexicanum - Fruitland Formation Kirtland Formation
Stegoceras validum - Judith River Group (Wedge), Alberta
Troodon edmontonensis - Horseshoe Canyon Formation, Alberta
Styracosaurus
Styracosaurus albertensis - Judith River Group (Wedge), Alberta
Styracosaurus parksi - Judith River Group (Wedge), Alberta
Torosaurus latus - Frenchman Formation, Saskatchewan
Triceratops
Triceratops albertensis - Scollard Formation, Alberta
Triceratops horridus - Scollard Formation, Alberta, Frenchman Formation, Saskatchewan
Triceratops prorsus - Frenchman Formation, Saskatchewan
Unescoceratops koppelhusae - Dinosaur Park Formation - Alberta
Vagaceratops irvinensis - Dinosaur Park Formation, Alberta
Chasmosaurus irvinensis - Dinosaur Park Formation, Alberta
Xenoceratops foremostensis - Foremost Formation, Alberta
Mexico
Chasmosaurus
Chasmosaurus mariscalensis - Aguja Formation, Texas
Coahuilaceratops magnacuerna - Cerro del Pueblo Formation
US
Achelousaurus horneri - Two Medicine Formation, Montana
Agathaumas sylvestris - Lance Formation, Wyoming
Agujaceratops mariscalensis - Aguja Formation, Texas
Chasmosaurus mariscalensis - Aguja Formation, Texas
Alaskacephale gangloffi - Prince Creek Formation, Alaska
Avaceratops lammersi - Judith River Formation (Wedge), Montana
Bison alticornis - Lance Formation, Wyoming
Cerasinops hodgskissi - Two Medicine Formation, Montana
Ceratops montanus - Judith River Formation, Montana
Diabloceratops eatoni - Wahweap Formation, Utah
Dracorex hogwartsia - Hell Creek Formation, South Dakota
Dysganus bicarinatus - Judith River Formation (Wedge), Montana
Dysganus encaustus (2) - Judith River Formation (Wedge), Montana
Dysganus haydenianus - Judith River Formation (Wedge), Montana
Dysganus peiganus - Judith River Formation (Wedge), Montana
Einiosaurus procurvicornis - Two Medicine Formation, Montana
Hanssuesia sternbergi - ?
Stegoceras sternbergi - ?
Troodon sternbergi - ?
Kosmoceratops richardsoni - Kaiparowits Formation, southern Utah
Leptoceratops gracilis - Lance Formation, Wyoming, Hell Creek Formation, Montana
Leptoceratops sp. (2) - Pinyon Conglomerate, Wyoming
Monoclonius
Monoclonius crassus - Judith River Formation (Wedge), Montana
Monoclonius fissus - Judith River Formation (Wedge), Montana
Monoclonius recurvicornis - Judith River Formation (Wedge), Montana
Monoclonius sphenocerus - Judith River Formation (Wedge), Montana, US
Montanoceratops
Leptoceratops cerorhynchus - St. Mary River Formation, Montana
Montanoceratops cerorhynchus - St. Mary River Formation, Montana
Nedoceratops hatcheri - Lance Formation, Wyoming
Diceratus hatcheri - Lance Formation, Wyoming
Diceratops hatcheri - Lance Formation, Wyoming
Ojoceratops fowleri - Ojo Alamo Sandstone, New Mexico
Pachycephalosaurus
Pachycephalosaurus grangeri - ?
Pachycephalosaurus reinheimeri - Judith River Formation, (Wedge), Montana
Pachycephalosaurus wyomingensis - Lance Formation, Niobrara County, Wyoming; Hell Creek Formation, South Dakota; Judith River Formation (Wedge), Hell Creek Formation, Montana
Troodon wyomingensis - Lance Formation, Wyoming
Tylosteus ornatus - Black Foot Country
Pachyrhinosaurus canadensis - Colville Group, North Slope, Alaska
Pachyrhinosaurus perotorum - Prince Creek Formation, Alaska
Pentaceratops sternbergii - Fruitland Formation, Kirtland Formation, New Mexico
Pentaceratops fenestratus - Fruitland Formation, Kirtland Formation, New Mexico
Polyonax mortuarius - ?Denver Formation, Colorado
Prenoceratops pieganensis - Two Medicine Formation, Montana
Sphaerotholus buchholtzae - Hell Creek Formation, Montana
Sphaerotholus goodwini - Kirtland Formation, New Mexico
Stegoceras
Stegoceras edmontonense - Hell Creek Formation, Montana
Stegoceras validum - Judith River Formation (Wedge), Montana, Fruitland Formation, New Mexico
Stygimoloch spinifer - Hell Creek Formation, Montana, North Dakota, Lance Formation, Wyoming
Stenotholus kohleri - Hell Creek Formation, Montana
Rubeosaurus ovatus - Two Medicine Formation - Montana
Styracosaurus ovatus - Two Medicine Formation, Montana
Brachyceratops montanensis - Two Medicine Formation, Montana
Tatankaceratops sacrisonorum - Hell Creek Formation, South Dakota
Texacephale langstoni - Aguja Formation, Texas
Titanoceratops ouranos - Fruitland Formation or the lower Kirtland Formation, New Mexico
Torosaurus latus - Lance Formation, Wyoming; Hell Creek Formation, Montana, South Dakota; Laramie Formation, Colorado; North Horn Formation, Utah; Kirtland Formation, New Mexico; Javelina Formation, Texas
Arrhinoceratops utahensis - North Horn Formation, Utah, Kirtland Formation, New Mexico; Javelina Formation, Texas
Torosaurus gladius - Lance Formation, Wyoming
Torosaurus utahensis - North Horn Formation, Utah, Kirtland Formation, New Mexico, Javelina Formation, Texas
Triceratops
Sterrholophus flabellatus - Lance Formation, Evanston Formation, Wyoming
Triceratops alticornis - Denver Formation, Colorado
Triceratops brevicornus - Lance Formation, Eastern Wyoming
Triceratops calicornis - Lance Formation, Wyoming
Triceratops elatus - Lance Formation, Wyoming
Triceratops eurycephalus - Lance Formation, Wyoming
Triceratops flabellatus - Lance Formation, Wyoming
Triceratops hatcheri - Lance Formation, Wyoming
Triceratops horridus - Lance Formation, Evanston Formation, Wyoming, Hell Creek Formation, Montana, South Dakota, Laramie Formation, Colorado
Triceratops obtusus - Lance Formation, Wyoming
Triceratops prorsus - Hell Creek Formation, Montana, Lance Formation, Wyoming
Triceratops serratus - Hell Creek Formation, Montana, Lance Formation, Wyoming
Triceratops galeus - Denver Formation, Colorado
Triceratops ingens - Lance Formation, Wyoming
Triceratops maximus - Hell Creek Formation, Montana
Triceratops sulcatus - Lance Formation, Wyoming
Ugrosaurus olsoni - Hell Creek Formation, Montana
Utahceratops gettyi - Kaiparowits Formation, southern Utah
Zuniceratops christopheri - Moreno Hill Formation, New Mexico
Argentina
Notoceratops bonarelli - Chubut Province
China
Graciliceratops mongoliensis - Minhe Formation
Microceratops gobiensis - Minhe Formation
Heishansaurus pachycephalus - Minhe Formation
Helioceratops brachygnathus - Quantou Formation - Jilin Province
Magnirostris dodsoni - Bayan Mandahu area
Microceratus sulcidens - Minhe Formation
Microceratops sulcidens - Minhe Formation
Micropachycephalosaurus hongtuyanensis - Wangshi Series
Protoceratops andrewsi - Minhe Formation
Protoceratops hellenikorhinus - Bayan Madahu Formation
Sinoceratops zhuchengensis - Wangshi Series
Troodon bexelli - Minhe Formation
Wannanosaurus yansiensis - Xiaoyan Formation
Zhuchengceratops inexpectus - Wangshi Series
Mongolia
Amtocephale gobiensis - Baynshirenskaya Svita
Bagaceratops rozhdestvenskyi - Barun Goyot Formation, Red Beds of Khermeen Tsav
Bainoceratops efremovi - Djadochta Formation, Bayn Dzak
Breviceratops
Breviceratops kozlowskii - Barun Goyot Formation
Protoceratops kozlowskii ? - Barun Goyot Formation
Gobiceratops minutus - Barun Goyot Formation
Goyocephale lattimorei - Unnamed unit, Ovorkhangai
Graciliceratops mongoliensis - Baynshirenskaya Svita
Homalocephale calathoceros - Nemegt Formation
Lamaceratops tereschenkoi - Barun Goyot Formation
Prenocephale prenes - Nemegt Formation
Protoceratops andrewsi - Djadochta Formation, Beds of Toogreeg, ?Beds of Aleg Teg
Tylocephale gilmorei - Barun Goyot Formation
Udanoceratops tschizhovi - Udan-Sayr fossil locality
Uzbekistan
Asiaceratops salsopaludalis - Khodzhakul\\\\\\\' Formation
Turanoceratops tardabilis - Central Kyzylkum desert at Dzharakuduk, Turanian platform
Australia
Leptoceratops?
Nomen Nudem: Ceratops horridus; Microcephale; Xuanhuasaurus niei
Eucentrosaurus Unnecessary replacement name for supposedly preoccupied Centrosaurus Lambe / Graciliceratops