Maastrichtian
Late Cretaceous stages
The genera whose type species is known from the Maastrichtian. A genus known from several stages appears on the page of each.
Genera known from the Maastrichtian
A
- Abditosaurus SaltasauridaeMaastrichtian (72.2–66.0 Ma)Spainunder dispute
- Acheroraptor EudromaeosauriaMaastrichtian (72.2–66.0 Ma)United Statesunder dispute
- Adamantisaurus AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Brazil
- Adasaurus VelociraptorinaeMaastrichtian (72.2–66.0 Ma)Mongoliaunder dispute
- Adynomosaurus LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Spain
- Aeolosaurus AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Agathaumas Nomen dubium CeratopsidaeMaastrichtian (72.2–66.0 Ma)United States
- Ajnabia LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Morocco
- Alamosaurus SaltasauridaeMaastrichtian (72.2–66.0 Ma)United Statesunder dispute
- Alaskacephale PachycephalosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Albertavenator TroodontinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canadaunder dispute
- Albertonykus AlvarezsauridaeMaastrichtian (72.2–66.0 Ma)Canada
- Albertosaurus AlbertosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Alectrosaurus TyrannosauroideaConiacian–Maastrichtian (89.8–66.0 Ma)China
- Alioramus TyrannosaurinaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Ampelosaurus LirainosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)France
- Amurosaurus LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Russia
- Anchiceratops ChasmosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Ankylosaurus AnkylosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Anodontosaurus AnkylosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Anserimimus OrnithomimidaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Anzu CaenagnathidaeMaastrichtian (72.2–66.0 Ma)United States
- Apatoraptor CaenagnathidaeMaastrichtian (72.2–66.0 Ma)Canada
- Arackar SaltasauroideaCampanian–Maastrichtian (83.6–66.0 Ma)Chile
- Archaeornithomimus OrnithomimidaeConiacian–Maastrichtian (89.8–66.0 Ma)China
- Arenysaurus LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Spain
- Argyrosaurus TitanosauriaCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Arkharavia Nomen dubium SomphospondyliMaastrichtian (72.2–66.0 Ma)Russia
- Arrhinoceratops ChasmosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Arrudatitan AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Brazil
- Asiatyrannus TyrannosaurinaeMaastrichtian (72.2–66.0 Ma)China
- Atacamatitan LithostrotiaCenomanian–Maastrichtian (100.5–66.0 Ma)Chile
- Atrociraptor SaurornitholestinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canadaunder dispute
- Augustynolophus SaurolophinaeMaastrichtian (72.2–66.0 Ma)United States
- Austrocheirus NoasauridaeCampanian–Maastrichtian (83.6–66.0 Ma)Argentinaunder dispute
- Austroposeidon ColossosauriaCampanian–Maastrichtian (83.6–66.0 Ma)Brazilunder dispute
- Austroraptor UnenlagiinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Avimimus OviraptorosauriaCampanian–Maastrichtian (83.6–66.0 Ma)Mongolia
B
- Bactrosaurus HadrosauromorphaConiacian–Maastrichtian (89.8–66.0 Ma)China
- Bagaraatan Disputed TyrannosauridaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Balaur DromaeosauridaeMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Banji OviraptoridaeMaastrichtian (72.2–66.0 Ma)China
- Barsboldia HadrosauridaeMaastrichtian (72.2–66.0 Ma)Mongoliaunder dispute
- Baurutitan AeolosauriniMaastrichtian (72.2–66.0 Ma)Brazilunder dispute
- Betasuchus Nomen dubium AbelisauroideaMaastrichtian (72.2–66.0 Ma)Netherlandsunder dispute
- Blasisaurus LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Spain
- Bonapartenykus PatagonykinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Bonapartesaurus SaurolophinaeCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Bonatitan SaltasaurinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Borogovia TroodontinaeMaastrichtian (72.2–66.0 Ma)Mongoliaunder dispute
- Brachypodosaurus Nomen dubium OrnithischiaMaastrichtian (72.2–66.0 Ma)Indiaunder dispute
- Bradycneme Nomen dubium TetanuraeMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Brasilotitan RinconsauriaCampanian–Maastrichtian (83.6–66.0 Ma)Brazil
- Bravasaurus AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Bravoceratops ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Breviceratops ProtoceratopsidaeSantonian–Maastrichtian (85.7–66.0 Ma)Mongolia
- Bruhathkayosaurus SauropodaMaastrichtian (72.2–66.0 Ma)India
C
- Caieiria AeolosauriniMaastrichtian (72.2–66.0 Ma)Brazil
- Calvarius StyracosternaMaastrichtian (72.2–66.0 Ma)Spain
- Canardia LambeosaurinaeMaastrichtian (72.2–66.0 Ma)France
- Carnotaurus FurileusauriaMaastrichtian (72.2–66.0 Ma)Argentina
- Charonosaurus LambeosaurinaeMaastrichtian (72.2–66.0 Ma)China
- Chenanisaurus AbelisauridaeMaastrichtian (72.2–66.0 Ma)Morocco
- Cionodon Nomen dubium HadrosauridaeMaastrichtian (72.2–66.0 Ma)United States
- Coahuilaceratops ChasmosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Mexico
- Coeluroides Nomen dubium AbelisauroideaMaastrichtian (72.2–66.0 Ma)Indiaunder dispute
- Compsosuchus Nomen dubium AbelisauroideaMaastrichtian (72.2–66.0 Ma)Indiaunder dispute
- Conchoraptor HeyuanninaeSantonian–Maastrichtian (85.7–66.0 Ma)Mongolia
- Corythoraptor CitipatiinaeMaastrichtian (72.2–66.0 Ma)Chinaunder dispute
D
- Dakotaraptor DromaeosauridaeMaastrichtian (72.2–66.0 Ma)United Statesunder dispute
- Deinocheirus DeinocheiridaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Denversaurus NodosauridaeMaastrichtian (72.2–66.0 Ma)United States
- Dineobellator VelociraptorinaeMaastrichtian (72.2–66.0 Ma)United Statesunder dispute
- Diplotomodon Nomen dubium TyrannosauroideaCampanian–Maastrichtian (83.6–66.0 Ma)United States
- Dromiceiomimus OrnithomimidaeMaastrichtian (72.2–66.0 Ma)Canada
- Dryptosauroides Nomen dubium AbelisauridaeMaastrichtian (72.2–66.0 Ma)Indiaunder dispute
- Dryptosaurus EutyrannosauriaMaastrichtian (72.2–66.0 Ma)United States
E
- Edmontonia NodosauridaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Edmontosaurus SaurolophinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Elaltitan LithostrotiaConiacian–Maastrichtian (89.8–66.0 Ma)Argentina
- Elmisaurus CaenagnathidaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Elopteryx Disputed ManiraptoraMaastrichtian (72.2–66.0 Ma)Romania
- Eoneophron CaenagnathidaeMaastrichtian (72.2–66.0 Ma)United States
- Eotriceratops ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)Canada
- Erliansaurus TherizinosauroideaConiacian–Maastrichtian (89.8–66.0 Ma)Chinaunder dispute
F
- Ferenceratops CerapodaMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Ferrisaurus LeptoceratopsidaeMaastrichtian (72.2–66.0 Ma)Canada
- Fylax HadrosauromorphaMaastrichtian (72.2–66.0 Ma)Spain
G
- Gallimimus OrnithomimidaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Gannansaurus SomphospondyliMaastrichtian (72.2–66.0 Ma)China
- Ganzhousaurus CitipatiinaeMaastrichtian (72.2–66.0 Ma)China
- Gigantoraptor CaenagnathidaeConiacian–Maastrichtian (89.8–66.0 Ma)Chinaunder dispute
- Gilmoreosaurus HadrosauromorphaConiacian–Maastrichtian (89.8–66.0 Ma)China
- Glyptodontopelta NodosauridaeMaastrichtian (72.2–66.0 Ma)United States
- Gobiraptor HeyuanninaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Gondwanatitan AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Brazil
- Gongshuilong SaurolophinaeMaastrichtian (72.2–66.0 Ma)China
- Gonkoken HadrosauromorphaMaastrichtian (72.2–66.0 Ma)Chile
- Goyocephale PachycephalosaurinaeSantonian–Maastrichtian (85.7–66.0 Ma)Mongolia
- Guemesia BrachyrostraCampanian–Maastrichtian (83.6–66.0 Ma)Argentinaunder dispute
H
- Heptasteornis Nomen dubium AlvarezsauridaeMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Heyuannia HeyuanninaeMaastrichtian (72.2–66.0 Ma)China
- Homalocephale PachycephalosaurinaeMaastrichtian (72.2–66.0 Ma)Mongoliaunder dispute
- Huallasaurus SaurolophinaeCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Huanansaurus CitipatiinaeMaastrichtian (72.2–66.0 Ma)China
- Hypacrosaurus LambeosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Hypselosaurus Nomen dubium TitanosauriaCampanian–Maastrichtian (83.6–66.0 Ma)Franceunder dispute
I
- Imperobator ParavesMaastrichtian (72.2–66.0 Ma)Antarcticaunder dispute
- Indosaurus Disputed MajungasaurinaeMaastrichtian (72.2–66.0 Ma)India
- Indosuchus Disputed AbelisauridaeMaastrichtian (72.2–66.0 Ma)India
- Infernogallus CaenagnathidaeMaastrichtian (72.2–66.0 Ma)United States
- Isasicursor ElasmariaMaastrichtian (72.2–66.0 Ma)Argentina
- Isisaurus SaltasauroideaMaastrichtian (72.2–66.0 Ma)India
J
- Jainosaurus TitanosauriaMaastrichtian (72.2–66.0 Ma)India
- Jiangxisaurus HeyuanninaeMaastrichtian (72.2–66.0 Ma)China
- Jiangxititan SomphospondyliMaastrichtian (72.2–66.0 Ma)Chinaunder dispute
- Joaquinraptor MegaraptoridaeMaastrichtian (72.2–66.0 Ma)Argentina
K
- Kamuysaurus SaurolophinaeMaastrichtian (72.2–66.0 Ma)Japan
- Kank UnenlagiinaeMaastrichtian (72.2–66.0 Ma)Argentinaunder dispute
- Kelumapusaura SaurolophinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Kerberosaurus SaurolophinaeMaastrichtian (72.2–66.0 Ma)Russia
- Koleken FurileusauriaMaastrichtian (72.2–66.0 Ma)Argentina
- Kryptohadros HadrosauromorphaMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Kundurosaurus Disputed SaurolophinaeMaastrichtian (72.2–66.0 Ma)Russia
- Kuru VelociraptorinaeCampanian–Maastrichtian (83.6–66.0 Ma)Mongolia
- Kurupi AbelisauridaeMaastrichtian (72.2–66.0 Ma)Brazilunder dispute
L
- Laevisuchus NoasaurinaeMaastrichtian (72.2–66.0 Ma)India
- Lametasaurus Nomen dubium DinosauriaMaastrichtian (72.2–66.0 Ma)Indiaunder dispute
- Lapampasaurus HadrosauridaeMaastrichtian (72.2–66.0 Ma)Argentinaunder dispute
- Leptoceratops LeptoceratopsidaeMaastrichtian (72.2–66.0 Ma)Canada
- Lirainosaurus LirainosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Spain
- Lohuecotitan LithostrotiaCampanian–Maastrichtian (83.6–66.0 Ma)Spainunder dispute
- Luanchuanraptor VelociraptorinaeMaastrichtian (72.2–66.0 Ma)Chinaunder dispute
M
- Magyarosaurus LithostrotiaMaastrichtian (72.2–66.0 Ma)Romania
- Maip MegaraptoridaeMaastrichtian (72.2–66.0 Ma)Argentina
- Majungasaurus MajungasaurinaeMaastrichtian (72.2–66.0 Ma)Madagascar
- Mandschurosaurus Nomen dubium HadrosauridaeMaastrichtian (72.2–66.0 Ma)China
- Manipulonyx ParvicursorinaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Masiakasaurus NoasaurinaeMaastrichtian (72.2–66.0 Ma)Madagascar
- Maxakalisaurus AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Brazil
- Menucocelsior EutitanosauriaMaastrichtian (72.2–66.0 Ma)Argentina
- Mesetasaurus AeolosauriniConiacian–Maastrichtian (89.8–66.0 Ma)Uruguay
- Microhadrosaurus Nomen dubium HadrosauridaeMaastrichtian (72.2–66.0 Ma)China
- Minqaria LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Morocco
- Mononykus ParvicursorinaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Montanoceratops LeptoceratopsidaeCampanian–Maastrichtian (83.6–66.0 Ma)United States
- Morrosaurus ElasmariaMaastrichtian (72.2–66.0 Ma)Antarctica
N
- Nankangia OviraptoridaeMaastrichtian (72.2–66.0 Ma)China
- Nanningosaurus HadrosauromorphaCenomanian–Maastrichtian (100.5–66.0 Ma)China
- Nanotyrannus Disputed EutyrannosauriaMaastrichtian (72.2–66.0 Ma)United States
- Nanshiungosaurus TherizinosauridaeCampanian–Maastrichtian (83.6–66.0 Ma)China
- Nanuqsaurus TyrannosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Natovenator HalszkaraptorinaeSantonian–Maastrichtian (85.7–66.0 Ma)Mongolia
- Nedoceratops Disputed ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Neimongosaurus TherizinosauroideaConiacian–Maastrichtian (89.8–66.0 Ma)Chinaunder dispute
- Nemegtomaia HeyuanninaeCampanian–Maastrichtian (83.6–66.0 Ma)Mongolia
- Nemegtonykus Disputed AlvarezsauridaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Nemegtosaurus NemegtosauridaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Niebla FurileusauriaMaastrichtian (72.2–66.0 Ma)Argentina
- Noasaurus NoasaurinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Nomingia Disputed CaenagnathidaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Notoceratops Nomen dubium CerapodaMaastrichtian (72.2–66.0 Ma)Argentinaunder dispute
- Nullotitan SaltasauroideaMaastrichtian (72.2–66.0 Ma)Argentinaunder dispute
O
- Obelignathus RhabdodontomorphaCampanian–Maastrichtian (83.6–66.0 Ma)Franceunder dispute
- Ojoceratops ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Ojoraptorsaurus Disputed CaenagnathidaeMaastrichtian (72.2–66.0 Ma)United States
- Oksoko HeyuanninaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Olorotitan LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Russia
- Opisthocoelicaudia OpisthocoelicaudiinaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Orkoraptor MegaraptoridaeCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Ornithomimoides Nomen dubium AbelisauroideaMaastrichtian (72.2–66.0 Ma)India
- Ornithomimus OrnithomimidaeMaastrichtian (72.2–66.0 Ma)United States
- Ornithotarsus Nomen dubium HadrosauridaeCampanian–Maastrichtian (83.6–66.0 Ma)United States
- Orthogoniosaurus Nomen dubium TheropodaMaastrichtian (72.2–66.0 Ma)India
- Orthomerus Nomen dubium HadrosauroideaMaastrichtian (72.2–66.0 Ma)Netherlands
P
- Pachycephalosaurus PachycephalosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Pachyrhinosaurus CentrosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Paludititan LithostrotiaMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Panamericansaurus AeolosauriniMaastrichtian (72.2–66.0 Ma)Argentina
- Pararhabdodon LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Spain
- Pareisactus RhabdodontidaeMaastrichtian (72.2–66.0 Ma)Spain
- Parksosaurus ThescelosaurinaeMaastrichtian (72.2–66.0 Ma)Canadaunder dispute
- Parvicursor ParvicursorinaeCampanian–Maastrichtian (83.6–66.0 Ma)Mongolia
- Patagopelta NodosauridaeMaastrichtian (72.2–66.0 Ma)Argentinaunder dispute
- Pectinodon Disputed TroodontidaeMaastrichtian (72.2–66.0 Ma)United States
- Pellegrinisaurus SaltasauroideaCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Petrustitan EutitanosauriaMaastrichtian (72.2–66.0 Ma)Romania
- Phosphatotitan LognkosauriaMaastrichtian (72.2–66.0 Ma)Morocco
- Platytholus PachycephalosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Polyonax Nomen dubium CeratopsidaeMaastrichtian (72.2–66.0 Ma)United States
- Prenocephale PachycephalosaurinaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Puertasaurus LognkosauriaCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Punatitan AeolosauriniCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Pycnonemosaurus FurileusauriaCampanian–Maastrichtian (83.6–66.0 Ma)Brazil
- Pyroraptor DromaeosauridaeCampanian–Maastrichtian (83.6–66.0 Ma)Franceunder dispute
Q
- Qianjiangsaurus HadrosauroideaSantonian–Maastrichtian (85.7–66.0 Ma)China
- Qianzhousaurus TyrannosaurinaeMaastrichtian (72.2–66.0 Ma)China
- Qingxiusaurus SaltasauridaeCenomanian–Maastrichtian (100.5–66.0 Ma)China
- Qiupalong OrnithomimidaeMaastrichtian (72.2–66.0 Ma)China
- Qiupanykus AlvarezsauridaeMaastrichtian (72.2–66.0 Ma)Chinaunder dispute
- Quilmesaurus Disputed FurileusauriaCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Qunkasaura OpisthocoelicaudiinaeCampanian–Maastrichtian (83.6–66.0 Ma)Spain
R
- Rahiolisaurus MajungasaurinaeMaastrichtian (72.2–66.0 Ma)Indiaunder dispute
- Rahonavis ParavesMaastrichtian (72.2–66.0 Ma)Madagascarunder dispute
- Rajasaurus MajungasaurinaeMaastrichtian (72.2–66.0 Ma)India
- Rapetosaurus SaltasauroideaMaastrichtian (72.2–66.0 Ma)Madagascar
- Raptorex Disputed TyrannosauroideaMaastrichtian (72.2–66.0 Ma)
- Regaliceratops ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)Canada
- Rhabdodon RhabdodontidaeCampanian–Maastrichtian (83.6–66.0 Ma)France
- Riabininohadros StyracosternaMaastrichtian (72.2–66.0 Ma)Ukraine
- Rinchenia CitipatiinaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Rocasaurus SaltasaurinaeMaastrichtian (72.2–66.0 Ma)Argentina
S
- Saltasaurus SaltasaurinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Saurolophus SaurolophinaeCampanian–Maastrichtian (83.6–66.0 Ma)Canada
- Secernosaurus SaurolophinaeMaastrichtian (72.2–66.0 Ma)Argentina
- Sektensaurus ElasmariaCampanian–Maastrichtian (83.6–66.0 Ma)Argentina
- Shixinggia HeyuanninaeMaastrichtian (72.2–66.0 Ma)Chinaunder dispute
- Shri VelociraptorinaeCampanian–Maastrichtian (83.6–66.0 Ma)Mongolia
- Sierraceratops ChasmosaurinaeCampanian–Maastrichtian (83.6–66.0 Ma)United States
- Sonidosaurus TitanosauriaConiacian–Maastrichtian (89.8–66.0 Ma)Chinaunder dispute
- Stegouros ParankylosauriaCampanian–Maastrichtian (83.6–66.0 Ma)Chile
- Stygivenator Disputed EutyrannosauriaMaastrichtian (72.2–66.0 Ma)United States
T
- Taleta LambeosaurinaeMaastrichtian (72.2–66.0 Ma)Morocco
- Tamarro JinfengopteryginaeMaastrichtian (72.2–66.0 Ma)Spainunder dispute
- Tanius HadrosauromorphaCampanian–Maastrichtian (83.6–66.0 Ma)China
- Tarbosaurus TyrannosaurinaeMaastrichtian (72.2–66.0 Ma)Mongoliaunder dispute
- Tatankaceratops Disputed ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Telmatosaurus HadrosauromorphaMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Therizinosaurus TherizinosauridaeMaastrichtian (72.2–66.0 Ma)Mongolia
- Thescelosaurus ThescelosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Thespesius Nomen dubium HadrosauridaeMaastrichtian (72.2–66.0 Ma)United States
- Titanomachya SaltasauroideaMaastrichtian (72.2–66.0 Ma)Argentina
- Titanosaurus Nomen dubium TitanosauriaMaastrichtian (72.2–66.0 Ma)India
- Tochisaurus TroodontidaeMaastrichtian (72.2–66.0 Ma)Mongoliaunder dispute
- Tongtianlong CitipatiinaeMaastrichtian (72.2–66.0 Ma)China
- Torosaurus Disputed ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Transylvanosaurus RhabdodontomorphaMaastrichtian (72.2–66.0 Ma)Romaniaunder dispute
- Triceratops ChasmosaurinaeMaastrichtian (72.2–66.0 Ma)United States
- Trierarchuncus ParvicursorinaeMaastrichtian (72.2–66.0 Ma)United States
- Trigonosaurus Disputed AeolosauriniMaastrichtian (72.2–66.0 Ma)Brazil
- Tyrannosaurus TyrannosaurinaeMaastrichtian (72.2–66.0 Ma)United States
U
- Uberabatitan RinconsauriaMaastrichtian (72.2–66.0 Ma)Brazil
- Unquillosaurus AvetheropodaCampanian–Maastrichtian (83.6–66.0 Ma)Argentinaunder dispute
- Uriash LithostrotiaMaastrichtian (72.2–66.0 Ma)Romania
V
- Vahiny TitanosauriaMaastrichtian (72.2–66.0 Ma)Madagascar
- Variraptor Nomen dubium ParavesCampanian–Maastrichtian (83.6–66.0 Ma)Franceunder dispute
W
- Willinakaqe Nomen dubium HadrosauridaeMaastrichtian (72.2–66.0 Ma)Argentinaunder dispute
- Wulagasaurus SaurolophinaeMaastrichtian (72.2–66.0 Ma)China
Y
- Yamanasaurus SaltasaurinaeMaastrichtian (72.2–66.0 Ma)Ecuador
- Yamatosaurus HadrosauridaeMaastrichtian (72.2–66.0 Ma)Japan
- Ypupiara UnenlagiinaeMaastrichtian (72.2–66.0 Ma)Brazilunder dispute
- Yulong OviraptoridaeMaastrichtian (72.2–66.0 Ma)China
Z
- Zalmoxes RhabdodontidaeMaastrichtian (72.2–66.0 Ma)Romania
- Zanabazar TroodontinaeMaastrichtian (72.2–66.0 Ma)Mongolia