Opinions from N. R. Longrich 2014
- 'Agujaceratops belongs to Chasmosaurinae'
- 'Anchiceratops belongs to Chasmosaurinae'
- 'Anchiceratops ornatus belongs to Anchiceratops'
- 'Arrhinoceratops belongs to Chasmosaurinae'
- 'Arrhinoceratops brachyops belongs to Arrhinoceratops'
- 'Arrhinoceratops utahensis is recombined as Triceratops utahensis'
- 'Bravoceratops belongs to Chasmosaurinae'
- 'Centrosaurinae belongs to Ceratopsidae'
- 'Ceratops horridus is recombined as Triceratops horridus'
- 'Chasmosaurinae belongs to Ceratopsidae'
- 'Chasmosaurus belongs to Chasmosaurinae'
- 'Chasmosaurus irvinensis belongs to Chasmosaurus'
- 'Chasmosaurus mariscalensis is recombined as Agujaceratops mariscalensis'
- 'Coahuilaceratops belongs to Chasmosaurinae'
- 'Eotriceratops belongs to Triceratopsini'
- 'Eotriceratops xerinsularis belongs to Eotriceratops'
- 'Judiceratops belongs to Chasmosaurinae'
- 'Kosmoceratops belongs to Chasmosaurinae'
- 'Kosmoceratops richardsoni belongs to Kosmoceratops'
- 'Mercuriceratops belongs to Chasmosaurinae'
- 'Mojoceratops belongs to Chasmosaurinae'
- 'Mojoceratops perifania belongs to Mojoceratops'
- 'Monoclonius belli is recombined as Chasmosaurus belli'
- 'Nedoceratops is a subjective synonym of Triceratops'
- 'Ojoceratops is a subjective synonym of Triceratops'
- 'Pentaceratops belongs to Chasmosaurinae'
- 'Pentaceratops aquilonius belongs to Pentaceratops'
- 'Pentaceratops sternbergii belongs to Pentaceratops'
- 'Tatankaceratops is a subjective synonym of Triceratops'
- 'Tatankaceratops sacrisonorum belongs to Tatankaceratops'
- 'Titanoceratops belongs to Triceratopsini'
- 'Titanoceratops ouranos belongs to Titanoceratops'
- 'Torosaurus belongs to Triceratopsini'
- 'Torosaurus latus belongs to Torosaurus'
- 'Triceratops belongs to Triceratopsini'
- 'Triceratops prorsus belongs to Triceratops'
- 'Triceratopsini belongs to Chasmosaurinae'
- 'Utahceratops belongs to Chasmosaurinae'
- 'Utahceratops gettyi belongs to Utahceratops'