Nomen dubium
Nomen dubium (łac. "nazwa wątpliwa") – gatunek, niewyróżniający się od innych żadnymi cechami szczególnymi.
Rodzaje dinozaurów uznawanych za wątpliwe (nomen dubium)
Acanthopholis | Actiosaurus | Aepisaurus | Agathaumas | Aggiosaurus | Albisaurus | Algoasaurus | Alocodon | Amtosaurus | Anoplosaurus | Antrodemus | Apatodon | Arkharavia | Arstanosaurus | Asiaceratops | Asiatosaurus | Astrodon | Atlantosaurus | Atlascopcosaurus | Aublysodon | Austrosaurus | Avaceratops | Avipes | Beipiaognathus | Betasuchus | Bienosaurus | Bothriospondylus | Brachyceratops | Brachypodosaurus | Brohisaurus | Brontomerus | Bruhathkayosaurus | Calamosaurus | Calamospondylus | Campylodoniscus | Cardiodon | Cedrorestes | Ceratops_(rodzaj) | Chialingosaurus | Chiayusaurus | Chienkosaurus | Chingkankousaurus | Chondrosteosaurus | Claorhynchus | Clasmodosaurus | Coeluroides | Compsosuchus | Craspedodon | Craterosaurus | Cretaaviculus | Crichtonsaurus | Cristatusaurus | Cryptosaurus | Dandakosaurus | Darwinsaurus | Deinodon | Dinodocus | Diplotomodon | Diracodon | Dolichosuchus | Dollodon | Dravidosaurus | Dromaeosauroides | Dryptosauroides | Dysganus | Dystrophaeus | Dystylosaurus | Embasaurus | Eucamerotus | Euronychodon | Euskelosaurus | Fabrosaurus | Ferganocephale | Fulgurotherium | Geranosaurus | Gigantosaurus | Glishades | Gojirasaurus | Gongbusaurus | Gresslyosaurus | Gyposaurus | Halticosaurus | Heishansaurus | Horshamosaurus | Hortalotarsus | Huxleysaurus | Hypselosaurus | Hypsibema | Hypsirophus | Ilerdopteryx | Iliosuchus | Indosaurus | Indosuchus | Inosaurus | Ischyrosaurus | Iuticosaurus | Jiutaisaurus | Jubbulpuria | Kaijiangosaurus | Kakuru | Kangnasaurus | Kemkemia | Koparion | Kulceratops | Lagosuchus | Lametasaurus | Laosaurus | Lexovisaurus | Loncosaurus | Lucianosaurus | Lusitanosaurus | Lutungutali | Macrodontophion | Macrurosaurus | Maleevus | Mandschurosaurus | Mantellodon | Microceratus | Microhadrosaurus | Minmi | Mochlodon | Monkonosaurus | Monoclonius | Morinosaurus | Neosodon | Notoceratops | Nuthetes | Ojoraptorsaurus | Oplosaurus | Ornithodesmus | Ornithomimoides | Ornithopsis | Ornithotarsus | Orthogoniosaurus | Orthomerus | Ostafrikasaurus | Owenodon | Pachysuchus | Palaeoscincus | Paleosaurus | Paronychodon | Peishansaurus | Phaedrolosaurus | Phyllodon | Polyonax | Ponerosteus | Priconodon | Priodontognathus | Procompsognathus | Prodeinodon | Proplanicoxa | Protoavis | Protognathosaurus | Pterospondylus | Pukyongosaurus | Quilmesaurus | Regnosaurus | Rhodanosaurus | Rugocaudia | Sarcolestes | Scaphonyx | Sellacoxa | Siamodon | Siamosaurus | Siluosaurus | Sinankylosaurus | Sinocoelurus | Sinopliosaurus | Stegosaurides | Succinodon | Suchosaurus | Szechuanosaurus | Tanystrosuchus | Tarascosaurus | Taveirosaurus | Teihivenator | Teinurosaurus | Texacephale | Thecocoelurus | Thespesius | Tianchisaurus | Tichosteus | Timimus | Titanosaurus | Trachodon | Trimucrodon | Troodon | Ugrosaurus | Ultrasauros | Ultrasaurus | Valdoraptor | Variraptor | Vectisaurus | Velocipes | Vitakridrinda | Vitakrisaurus | Wakinosaurus | Walgettosuchus | Xenoposeidon | Zapsalis | Zhejiangosaurus | Zizhongosaurus