Opinions from W. Granger and W. K. Gregory 1943
- 'Brontops gobiensis belongs to Brontops' according to H. F. Osborn 1925
- 'Brontops gobiensis is recombined as Parabrontops gobiensis'
- 'Desmatotitan belongs to Metatelmatheriinae'
- 'Desmatotitan tukhumensis belongs to Desmatotitan'
- 'Dolichorhinoides belongs to Epimanteoceratinae'
- 'Dolichorhinoides angustidens belongs to Dolichorhinoides'
- 'Dolichorhinus kaiseni belongs to Dolichorhinus' according to H. F. Osborn 1925
- 'Dolichorhinus kaiseni is recombined as Rhinotitan kaiseni'
- 'Dolichorhinus olseni belongs to Dolichorhinus' according to H. F. Osborn 1925
- 'Dolichorhinus olseni is a subjective synonym of Protitan grangeri'
- 'Embolotheriinae belongs to Brontotheridae'
- 'Embolotherium belongs to Embolotheriinae'
- 'Embolotherium ultimum belongs to Embolotherium'
- 'Epimanteoceras belongs to Epimanteoceratinae'
- 'Epimanteoceras formosus belongs to Epimanteoceras'
- 'Epimanteoceratinae belongs to Brontotheridae'
- 'Gnathotitan belongs to Epimanteoceratinae'
- 'Hyotitan belongs to Metatelmatheriinae'
- 'Hyotitan thomsoni belongs to Hyotitan'
- 'Metarhinus mongoliensis belongs to Metarhinus' according to H. F. Osborn 1925
- 'Metarhinus mongoliensis is recombined as Microtitan mongoliensis'
- 'Metatelmatheriinae belongs to Brontotheridae'
- 'Metatelmatherium belongs to Metatelmatheriinae'
- 'Metatelmatherium parvum belongs to Metatelmatherium'
- 'Metatitan belongs to Epimanteoceratinae'
- 'Metatitan primus belongs to Metatitan'
- 'Metatitan progressus belongs to Metatitan'
- 'Metatitan relictus belongs to Metatitan'
- 'Microtitan belongs to Epimanteoceratinae'
- 'Pachytitan belongs to Epimanteoceratinae'
- 'Pachytitan ajax belongs to Pachytitan'
- 'Parabrontops belongs to Epimanteoceratinae'
- 'Protitan belongs to Epimanteoceratinae'
- 'Protitan bellus belongs to Protitan'
- 'Protitan cingulatus belongs to Protitan'
- 'Protitan minor belongs to Protitan'
- 'Protitan minor belongs to Protitan' according to H. F. Osborn 1925
- 'Protitan obliquidens belongs to Protitan'
- 'Protitan robustus belongs to Protitan'
- 'Protitanotherium andrewsi belongs to Protitanotherium' according to H. F. Osborn 1925
- 'Protitanotherium andrewsi is recombined as Rhinotitan andrewsi'
- 'Protitanotherium grangeri belongs to Protitanotherium' according to H. F. Osborn 1925
- 'Protitanotherium grangeri is recombined as Protitan grangeri'
- 'Protitanotherium mongoliense is recombined as Rhinotitan mongoliense'
- 'Rhinotitan belongs to Epimanteoceratinae'
- 'Telmatherium berkeyi belongs to Telmatherium' according to H. F. Osborn 1925
- 'Telmatherium berkeyi is recombined as Gnathotitan berkeyi'
- 'Telmatherium ultimum is recombined as Metatelmatherium ultimum'
- 'Telmatherium ultimum is recombined as Metatelmatherium ultimum' according to Granger and Gregory 1938
- 'Titanodectes belongs to Embolotheriinae'
- 'Titanodectes ingens belongs to Titanodectes'
- 'Titanodectes minor belongs to Titanodectes'