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Here is a list of species found with the tag "Dinosauria".
Click here for a Full Listing of all species in the PaleoDex.
A (108 species)
Aardonyx - Early Jurassic, 195 Ma
Abrictosaurus - Early Jurassic, 199-196 Ma
Abrosaurus - Middle Jurassic
Abydosaurus - Early Cretaceous, 104.5 Ma
Achelousaurus - Late Cretaceous, 74.2 Ma
Acheroraptor - Late Cretaceous, 66 Ma
Achillesaurus - Late Cretaceous, 85 Ma
Achillobator - Late Cretaceous, 89 Ma
Acristavus - Late Cretaceous, 79 Ma
Acrocanthosaurus - Early Cretaceous Aptian to Albian, 116-110 Ma
Acrotholus - Late Cretaceous, 84-83.5 Ma
Adamantisaurus - Late Cretaceous
Adasaurus - Late Cretaceous, 70 Ma
Adelolophus - Late Cretaceous, 78 Ma
Adeopapposaurus - Early Jurassic
Aegyptosaurus - mid Cretaceous, 95 Ma
Aeolosaurus - Late Cretaceous 83-74 Ma
Aerosteon - Late Cretaceous, 84 Ma
Afrovenator - Middle Jurassic, 167-161 Ma
Agathaumas - Late Cretaceous, 66 Ma
Agilisaurus - Middle Jurassic, 168-161 Ma
Agujaceratops - Late Cretaceous, 77 Ma
Agustinia - Early Cretaceous, 108 Ma
Ahshislepelta - Late Cretaceous, Campanian
Ajkaceratops - Late Cretaceous, Santonian
Alamosaurus - Late Cretaceous, 70 Ma
Alaskacephale - Late Campanian, 80-69 Ma
Albalophosaurus - Early Cretaceous
Albertaceratops - Late Cretaceous, 77.5 Ma
Albertadromeus - Late Cretaceous
Albertosaurus - Late Cretaceous, 71-68 Ma
Albinykus - Santonian-Campanian Late Cretaceous
Alcovasaurus - Late Jurassic, 150 Ma
Alectrosaurus - Late Cretaceous, 83-74 Ma
Aletopelta - Campanian
Alioramus - Late Cretaceous, 70 Ma
Allosaurus - Late Jurassic, 155-150 Ma
Alnashetri - Late Cretaceous, 97 Ma
Alocodon - Unavailable
Altirhinus - Early Cretaceous
Altispinax - Early Cretaceous, 137 Ma
Alvarezsaurus - Late Cretaceous, 86-83 Ma
Alwalkeria - Late Triassic, 228 Ma
Alxasaurus - Early Cretaceous, 112-100 Ma
Amargasaurus - Early Cretaceous, 129.4-122.46 Ma
Amazonsaurus - 125-100 Ma Early Cretaceous
Ammosaurus - Early Jurassic, 200-195 Ma
Ampelosaurus - Late Cretaceous, 70 Ma
Amphicoelias - Late Jurassic, 150 Ma
Amtocephale - Late Cretaceous, 84.5-83.5 Ma
Amurosaurus - Late Cretaceous, 70-66 Ma
Anabisetia - Late Cretaceous, 95-92 Ma
Anasazisaurus - Late Cretaceous, 74 Ma
Anchiornis - Late Jurassic, 160.89-160.25 Ma
Anchisaurus - Early Jurassic, 200-195 Ma
Andesaurus - Cenomanian99.6-97 Ma
Angolatitan - Late Turonian, 90 Ma
Angulomastacator - Late Cretaceous, 76.9 Ma
Aniksosaurus - Late Cretaceous
Animantarx - 104.46-98.37 Ma
Ankylosaurus - Late Cretaceous, 68 Ma
Anodontosaurus - Late Cretaceous, 72.8-67 Ma
Anoplosaurus - Early Cretaceous, 100 Ma
Anserimimus - Late Cretaceous, 70 Ma
Antarctopelta - Late Cretaceous, 74-70 Ma
Antarctosaurus - Late Cretaceous, 83 Ma
Antetonitrus - Early Jurassic
Anzu - Late Cretaceous, 66 Ma
Aorun - Late Jurassic 161.5 Ma
Apatosaurus - Tithonian, 152-151 Ma
Appalachiosaurus - Late Cretaceous, 77 Ma
Aquilops - Early Cretaceous, 107 Ma
Aragosaurus - Early Cretaceous, Hauterivian-Barremian
Aralosaurus - Late Cretaceous, 85.8 Ma
Archaeoceratops - Early Cretaceous, 125 Ma
Archaeodontosaurus - Middle Jurassic Middle Jurassic
Archaeornithoides - Late Cretaceous, 75 Ma
Archaeornithomimus - Late Cretaceous, 70 Ma
Arcovenator - Late Cretaceous, 74 Ma
Arcusaurus - Early Jurassic, Hettangian-Sinemurian
Arenysaurus - Late Cretaceous, 66 Ma
Argentinosaurus - Late Cretaceous, 97-93.5 Ma
Aristosuchus - Early Cretaceous
Arkharavia - Late Cretaceous, 66 Ma
Arrhinoceratops - Early Maastrichtian, 70.6-70 Ma
Asiaceratops - Late Cretaceous, 99 Ma
Asiatosaurus - Early Cretaceous
Astrodon - Early Cretaceous, 112 Ma
Astrophocaudia - Early Cretaceous, 112 Ma
Asylosaurus - Late Triassic
Atacamatitan - Upper Cretaceous
Atlantosaurus - Late Jurassic, 150 Ma
Atlasaurus - Bathonian-Callovian
Atlascopcosaurus - Early Cretaceous,[1]114 Ma
Atrociraptor - Late Cretaceous, 68.5 Ma
Atsinganosaurus - Late Cretaceous, 66 Ma
Aublysodon - Late Cretaceous, 75 Ma
Aucasaurus - Late Cretaceous, 83 Ma
Augustynolophus - Late Cretaceous, 70 Ma
Auroraceratops - Early Cretaceous, Aptian
Australodocus - Late Jurassic
Australovenator - Late Cretaceous,[1] 95 Ma
Austrocheirus - Cenomanian~96.2 Ma
Austroraptor - Late Cretaceous, 70 Ma
Austrosaurus - Early Cretaceous, 110-105 Ma
Avaceratops - Late Cretaceous, 77 Ma
Aviatyrannis - Late Jurassic, Kimmeridgian
Avimimus - Late Cretaceous, 70 Ma
B (49 species)
Bactrosaurus - Late Cretaceous, 70 Ma
Bagaceratops - Late Cretaceous, 80 Ma
Bagaraatan - Late Cretaceous, 70 Ma
Bahariasaurus - Late Cretaceous, 95 Ma
Bainoceratops - Unavailable
Balaur - Late Cretaceous, 70 Ma
Balochisaurus - Late Cretaceous, Maastrichtian
Bambiraptor - Late Cretaceous, 72 Ma
Banji - Late Cretaceous, 66 Ma
Baotianmansaurus - Late Cretaceous
Barapasaurus - 196.5-183 Ma Early Jurassic
Barilium - Early Cretaceous, 140 Ma
Barosaurus - Late Jurassic, 152-150 Ma
Barrosasaurus - Late Cretaceous
Barsboldia - Late Cretaceous, 70 Ma
Baryonyx - Early Cretaceous, 130-125 Ma
Batyrosaurus - Late Cretaceous
Baurutitan - Late Cretaceous
Becklespinax - Early Cretaceous, 133 Ma
Beipiaosaurus - Early Cretaceous, 124.6 Ma
Beishanlong - Early Cretaceous,[1] 115-100 Ma
Bellusaurus - Middle Jurassic, 170 Ma
Berberosaurus - Pliensbachian, 185 Ma
Betasuchus - Late Cretaceous, 66 Ma
Bicentenaria - Late Cretaceous, 90 Ma
Bienosaurus - Early Jurassic
Bihariosaurus - Berriasian of the Cretaceous
Bissektipelta - Unavailable
Bistahieversor - Late Cretaceous, 74.5 Ma
Blasisaurus - Late Cretaceous, 66 Ma
Blikanasaurus - Late Triassic
Bolong - Early Cretaceous, 125 Ma
Bonapartenykus - Late Cretaceous, 70 Ma[1]
Bonatitan - Cretaceous, Late Campanian-Early Maastrichtian
Bonitasaura - Late Cretaceous, 85 Ma
Borealosaurus - Late Cretaceous, 95-90 Ma
Borogovia - Late Cretaceous, 70 Ma
Bothriospondylus - Late Jurassic, 157-152.2 Ma
Brachiosaurus - Late Jurassic, 154-153 Ma
Brachyceratops - Late Cretaceous, 74.5 Ma
Brachylophosaurus - Late Cretaceous, 78 Ma
Brachytrachelopan - Late Jurassic
Breviceratops - Unavailable
Brohisaurus - Late Jurassic
Brontomerus - Lower Cretaceous, Aptian-Albian
Brontosaurus - Late Jurassic, 155-151 Ma
Bruhathkayosaurus - Late Cretaceous, 70 Ma
Buitreraptor - Late Cretaceous, 94 Ma
Byronosaurus - Late Cretaceous, 80-75 Ma
C (61 species)
Caenagnathasia - Late Cretaceous, 90 Ma
Callovosaurus - Middle Jurassic, approximately 163 Ma
Camarasaurus - Late Jurassic, 155-145 Ma
Camarillasaurus - Early Cretaceous
Camelotia - Late Triassic-Early Jurassic
Camposaurus - Late Triassic, 220 Ma
Camptosaurus - Late Jurassic
Campylodoniscus - Late Cretaceous, 95 or 70
Carcharodontosaurus - Early-Late Cretaceous, 112-93.5 Ma
Carnotaurus - Late Cretaceous (Lower Maastrichtian), 72-69.9 Ma
Cathartesaura - Cenomanian, 97-93 Ma
Caudipteryx - Early Cretaceous, 124.6 Ma
Cedarosaurus - Early Cretaceous, 126 Ma
Cedarpelta - Early Cretaceous, 116-109 Ma
Cedrorestes - Early Cretaceous, Barremian
Centrosaurus - Late Cretaceous, 76.5-75.5 Ma
Cerasinops - Late Cretaceous
Ceratonykus - Late Cretaceous
Ceratosaurus - Late Jurassic, 153-148 Ma
Cetiosauriscus - Middle Jurassic, 166-164 Ma
Cetiosaurus - Middle Jurassic, 167 Ma
Changyuraptor - Early Cretaceous, 125 Ma
Chaoyangsaurus - Late Jurassic, 148 Ma
Charonosaurus - Late Cretaceous, 66 Ma
Chasmosaurus - Late Cretaceous, 76.5-75.5 Ma
Chebsaurus - Mid to Late Jurassic
Chialingosaurus - 160 Ma
Chiayusaurus - Late Jurassic-Early Cretaceous
Chilantaisaurus - Late Cretaceous, 92 Ma
Chilesaurus - Late Jurassic145 Ma
Chindesaurus - Late Triassic, 235-210 Ma
Chinshakiangosaurus - Early Jurassic
Chirostenotes - Late Cretaceous, 76.5 Ma
Chondrosteosaurus - Early Cretaceous
Chromogisaurus - Late Triassic, 230 Ma
Chuandongocoelurus - Middle Jurassic, 165 Ma
Chuanjiesaurus - Middle Jurassic, 168 Ma
Chubutisaurus - Early Cretaceous, Albian
Chungkingosaurus - 160 Ma
Chuxiongosaurus - Early Jurassic
Cionodon - Late Cretaceous, 66 Ma
Citipati - Late Cretaceous, 84-75 Ma
Claosaurus - Late Cretaceous, 87-82 Ma
Coahuilaceratops - Late Cretaceous, 72.5-71.4 Ma
Coelophysis - Late Triassic-Early Jurassic, 203-196 Ma
Coelurus - Late Jurassic, 153-150 Ma
Colepiocephale - Late Cretaceous, 80-77.5 Ma
Comahuesaurus - Early Cretaceous, Aptian-Albian
Compsognathus - Late Jurassic, 150.8 Ma
Compsosuchus - Late Cretaceous, 69 Ma
Concavenator - Early Cretaceous, 130 Ma
Conchoraptor - Late Cretaceous
Condorraptor - Middle Jurassic
Corythosaurus - Late Cretaceous, 77-75.7 Ma
Craspedodon - 85 Ma
Crichtonsaurus - Late Cretaceous, Cenomanian-Turonian
Cristatusaurus - Unavailable
Cruxicheiros - Middle Jurassic, 167 Ma
Cryolophosaurus - Early Jurassic, 194-188 Ma
Cryptosaurus - Late Jurassic
Cumnoria - Upper Jurassic, Kimmeridgian
D (47 species)
Daanosaurus - Late Jurassic
Dacentrurus - Late Jurassic, 154-150 Ma
Daemonosaurus - Late Triassic, Rhaetian
Dahalokely - Turonian~94.3-89.3 Ma
Dakotadon - Early Cretaceous, Barremian
Dakotaraptor - Late Cretaceous, 66 Ma
Dalianraptor - Early Cretaceous, 120 Ma
Dalingheornis - Early Cretaceous, 122 Ma
Dapingfangornis - Early Cretaceous, 120 Ma
Dashanpusaurus - Jurassic
Daspletosaurus - Late Cretaceous, 77-74 Ma
Datanglong - Early Cretaceous
Datousaurus - Middle Jurassic
Daxiatitan - Early Cretaceous, 122.6 Ma
Deinocheirus - Late Cretaceous, 71-69 Ma
Deinonychus - Early Cretaceous, 115-108 Ma
Delapparentia - 130-127 Ma
Deltadromeus - Late Cretaceous, 95 Ma
Demandasaurus - Early Cretaceous, 125 Ma
Diabloceratops - Late Cretaceous, 79.9 Ma
Diamantinasaurus - Late Cretaceous, 93.9 Ma
Dicraeosaurus - Late Jurassic, 155-150 Ma
Dilong - Early Cretaceous, 125-124.6 Ma
Dilophosaurus - Early Jurassic, 193 Ma
Dinheirosaurus - Late Jurassic, early Tithonian
Diplodocus - Late Jurassic, 154-152 Ma
Dongbeititan - Early Cretaceous, 125 Ma
Dongyangopelta - Cretaceous, 113-93.9 Ma
Dongyangosaurus - Late Cretaceous
Draconyx - Late Jurassic, Tithonian
Dracopelta - Unavailable
Dracoraptor - Early Jurassic, 201-199 Ma
Dracorex - Late Cretaceous, 66 Ma
Dracovenator - Early Jurassic, 201-199 Ma
Dreadnoughtus - Late Cretaceous, 75 Ma
Drinker - Late Jurassic
Dromaeosauroides - Early Cretaceous, 140 Ma
Dromaeosaurus - Late Cretaceous, 76.5-74.8 Ma
Drusilasaura - Upper Cretaceous, Cenomanian-Turonian
Dryosaurus - Late Jurassic, 155-145 Ma
Dryptosaurus - Late Cretaceous, 67 Ma
Dubreuillosaurus - Middle Jurassic, 168-166 Ma
Duriatitan - Late Jurassic
Duriavenator - Middle Jurassic, 170 Ma
Dyoplosaurus - Late Cretaceous, 76.5 Ma
Dyslocosaurus - Late Jurassic
Dystrophaeus - Late Jurassic, 154.8 Ma
E (42 species)
Echinodon - Early Cretaceous, 140 Ma
Edmarka - Late Jurassic, 153-148 Ma
Edmontonia - Late Cretaceous, 76.5-69 Ma
Efraasia - Late Triassic, 210 Ma
Einiosaurus - Upper Cretaceous, 74.5-74 Ma
Ekrixinatosaurus - Late Cretaceous, 98 Ma
Elaltitan - Late Cretaceous, 96.5-89.3 Ma
Elaphrosaurus - Late Jurassic, 154-150 Ma
Elbretornis - Late Cretaceous, 70 Ma
Elmisaurus - Late Cretaceous, 70 Ma
Emausaurus - Early Jurassic, Toarcian
Embasaurus - Early Cretaceous
Enantiophoenix - Late Cretaceous, 95 Ma
Enigmosaurus - Late Cretaceous, 93 Ma
Eoabelisaurus - Middle Jurassic
Eocarcharia - Early Cretaceous, 112 Ma
Eoconfuciusornis - Early Cretaceous, 131 Ma
Eocursor - Late Triassic or Early Jurassic
Eodromaeus - Late Triassic, 231.4-229 Ma
Eolambia - Late Cretaceous, 96.7 Ma
Eomamenchisaurus - Middle Jurassic
Eoraptor - Late Triassic, 231-228 Ma
Eosinopteryx - Late Jurassic, 160 Ma
Eotrachodon - Late Cretaceous, 86-83.6 Ma
Eotyrannus - Early Cretaceous, 130 Ma
Eousdryosaurus - Late Jurassic, 152 Ma
Epachthosaurus - Late Cretaceous, 95-90 Ma
Epichirostenotes - Late Cretaceous, 72 Ma
Epidexipteryx - Oxfordian, 160 Ma
Equijubus - Early Cretaceous, 125 Ma
Erectopus - 112 Ma
Erketu - Early Cretaceous
Erliansaurus - Late Cretaceous, c 85 ma.
Erlikosaurus - Late Cretaceous, 90 Ma
Eshanosaurus - Early Jurassic, 196 Ma
Eucnemesaurus - Late Triassic, 228 Ma
Euhelopus - Early Cretaceous, 129-113 Ma
Euoplocephalus - Late Cretaceous, 76.4-75.6 Ma
Euronychodon - Late Cretaceous, 92-70 Ma
Europasaurus - Late Jurassic, 154 Ma
Euskelosaurus - Late Triassic
Eustreptospondylus - Middle Jurassic, 162 Ma
F (12 species)
Fabrosaurus - Early Jurassic, 199-189 Ma
Falcarius - Early Cretaceous, 126 Ma
Ferganasaurus - Unavailable
Ferganocephale - Middle Jurassic, 162 Ma
Fruitadens - Late Jurassic, 150 Ma
Fukuiraptor - Early Cretaceous, 128 Ma
Fukuisaurus - Early Cretaceous, Barremian
Fukuititan - Early Cretaceous, Barremian
Fukuivenator - Early Cretaceous, 120 Ma
Fulgurotherium - Early Cretaceous
Fusuisaurus - Early Cretaceous
Futalognkosaurus - Late Cretaceous, 87 Ma
G (38 species)
Galeamopus - Late Jurassic, 155-152.9 Ma
Gallimimus - Late Cretaceous, 70 Ma
Galveosaurus - Barremian 130 Ma
Ganzhousaurus - Late Cretaceous, Maastrichtian
Gargoyleosaurus - Late Jurassic, 154-150 Ma
Garudimimus - Late Cretaceous,[1] 98-83 Ma
Gasosaurus - Middle Jurassic, 164 Ma
Gasparinisaura - 85 Ma
Gastonia - Early Cretaceous, 126 Ma
Geminiraptor - Early Cretaceous, 130 Ma
Genyodectes - Early Cretaceous, 112 Ma
Geranosaurus - Early Jurassic
Giganotosaurus - Late Cretaceous, 97 Ma
Gigantoraptor - Late Cretaceous, 85 Ma
Gigantosaurus - Unavailable
Gigantspinosaurus - Late Jurassic
Gilmoreosaurus - Early - Late Cretaceous, 70 Ma
Giraffatitan - Late Jurassic, 150-145 Ma
Glacialisaurus - Early Jurassic 189-183 Ma
Glishades - Late Cretaceous, 74.5 Ma
Gobiceratops - Late Cretaceous
Gobipteryx - Late Cretaceous, 72 Ma
Gobisaurus - Late Cretaceous, 92 Ma
Gobititan - Barremian, 129-125 Ma
Gobivenator - Late Cretaceous, 72 Ma
Gojirasaurus - Late Triassic, 210 Ma
Gondwanatitan - Late Cretaceous,70 Ma
Gongbusaurus - Late Jurassic, 160-157 Ma
Gongxianosaurus - Early Jurassic 183-174 Ma
Gorgosaurus - Late Cretaceous, 76.6-75.1 Ma
Goyocephale - Late Cretaceous, 76 Ma
Graciliceratops - Late Cretaceous, 90 Ma
Graciliraptor - Early Cretaceous, 125 Ma
Gryphoceratops - Late Cretaceous, 83.5 Ma
Gryponyx - Lower Jurassic Hettangian-Sinemurian
Guaibasaurus - Late Triassic, 216.5-212 Ma
Guanlong - Late Jurassic, 160 Ma
Gyposaurus - Early Jurassic
H (33 species)
Hadrosaurus - Late Cretaceous, 79.5 Ma
Haestasaurus - Early Cretaceous, 140 Ma
Hagryphus - Late Cretaceous, 75.95 Ma
Halticosaurus - Late Triassic, 208 Ma
Hanssuesia - Late Cretaceous, 77.5-75 Ma
Haplocanthosaurus - Late Jurassic, 155-152 Ma
Haplocheirus - Late Jurassic, 160 Ma
Harpymimus - Early Cretaceous, 130 Ma
Helioceratops - Middle Cretaceous
Herrerasaurus - Late Triassic, 231.4 Ma
Hesperosaurus - Late Jurassic, 156 Ma
Heterodontosaurus - Early Jurassic, 200-190 Ma
Hexinlusaurus - Middle Jurassic, Bajocian
Heyuannia - Late Cretaceous, 70 Ma
Hippodraco - Early Cretaceous, 124 Ma
Histriasaurus - Early Cretaceous
Homalocephale - Late Cretaceous, 80 Ma
Hoplitosaurus - Early Cretaceous, 130 Ma
Horshamosaurus - Barremian Cretaceous
Huabeisaurus - Late Cretaceous, 95-72 Ma
Huanansaurus - Late Cretaceous, 72 Ma
Huanghetitan - Early Cretaceous
Huangshanlong - Middle Jurassic
Huaxiagnathus - Early Cretaceous, 125 Ma
Huayangosaurus - Middle Jurassic, 165 Ma
Hudiesaurus - Late Jurassic
Huehuecanauhtlus - Late Cretaceous, Santonian
Hulsanpes - Late Cretaceous, 70 Ma
Hungarosaurus - Late Cretaceous, 85 Ma
Hylaeosaurus - Early Cretaceous, 140-136 Ma
Hypacrosaurus - Late Cretaceous, 75-67 Ma
Hypselosaurus - Late Cretaceous, 70 Ma
Hypselospinus - Early Cretaceous, 140 Ma
I (13 species)
Ichthyovenator - Early Cretaceous
Iguanacolossus - Lower Cretaceous, 130 Ma
Iguanodon - Early Cretaceous, 126-125 Ma
Iliosuchus - Middle Jurassic 168.3-166.1 Ma
Ilokelesia - Late Cretaceous, 95 Ma
Incisivosaurus - Early Cretaceous, 123.2 Ma
Indosaurus - Late Cretaceous, 69 Ma
Indosuchus - Late Cretaceous, 70 Ma
Irritator - Early Cretaceous, 110 Ma
Isanosaurus - Late Triassic 214-201 Ma
Isisaurus - Late Cretaceous, 70 Ma
Itemirus - Late Cretaceous, 91 Ma
Iuticosaurus - Early Cretaceous
J (16 species)
Jainosaurus - Late Cretaceous, 68 Ma
Janenschia - 155-145 Ma Late Jurassic
Jaxartosaurus - Late Cretaceous, 84 Ma
Jeholosaurus - Early Cretaceous, 130 Ma
Jeyawati - Late Cretaceous, 91 Ma
Jiangjunosaurus - Late Jurassic, 160 Ma
Jiangshanosaurus - Early Cretaceous, 105 Ma
Jinfengopteryx - Early Cretaceous, 122 Ma
Jingshanosaurus - Early Jurassic
Jintasaurus - Early Cretaceous
Jiutaisaurus - Aptian-Cenomanian
Jobaria - Middle Jurassic, 167-161 Ma
Jubbulpuria - Late Cretaceous, 70 Ma
Judiceratops - Late Cretaceous, 78-77.5 Ma
Juratyrant - Late Jurassic, 149 Ma
Juravenator - Late Jurassic, 151.5 Ma
K (29 species)
Kaatedocus - Late Jurassic, 155 Ma
Kaijiangosaurus - Middle Jurassic
Kakuru - Early Cretaceous
Kangnasaurus - Early Cretaceous
Karongasaurus - Early Cretaceous
Kayentavenator - Early Jurassic, 189 Ma
Kelmayisaurus - Early Cretaceous
Kentrosaurus - Late Jurassic, 155-150 Ma
Kerberosaurus - Late Cretaceous, 66 Ma
Khaan - Late Cretaceous, 84-75 Ma
Khetranisaurus - Late Cretaceous, Maastrichtian
Kileskus - Middle Jurassic, 165 Ma
Kinnareemimus - Early Cretaceous, Valanginian-Hauterivian
Klamelisaurus - Middle Jurassic, 174-163 Ma
Kol - Late Cretaceous, 75 Ma
Koparion - Late Jurassic, 151 Ma
Koreaceratops - Early Cretaceous, 103 Ma
Koreanosaurus - Late Cretaceous, Santonian-Campanian
Koshisaurus - Early Cretaceous, 128 Ma
Kosmoceratops - Late Cretaceous, 76.4-75.9 Ma
Kotasaurus - 196.5-183 Ma Early Jurassic
Kritosaurus - Late Cretaceous, 74.5 Ma
Kryptops - Early Cretaceous, 110 Ma
Kukufeldia - Early Cretaceous, 140-136 Ma
Kulceratops - Early Cretaceous, Albian
Kulindadromeus - Middle Jurassic to Late Jurassic, 169-144 Ma
Kundurosaurus - Late Cretaceous, 67 Ma
Kunmingosaurus - Early Jurassic
Kuszholia - Late Cretaceous, 85 Ma
L (50 species)
Labocania - Late Cretaceous, 73 Ma
Lamaceratops - Late Cretaceous
Lambeosaurus - Late Cretaceous, 76-75 Ma
Lamplughsaura - Early Jurassic
Lanzhousaurus - Lower Cretaceous, 130 Ma
Laosaurus - Upper Jurassic, Upper Cretaceous
Lapampasaurus - Late Cretaceous, 76-70 Ma
Laplatasaurus - Late Cretaceous, Campanian
Lapparentosaurus - Middle Jurassic
Laquintasaura - 200.91 Ma Hettangian
Latirhinus - Late Cretaceous, 72.5 Ma
Leaellynasaura - Early Cretaceous,[1]118-110 Ma
Leinkupal - Early Cretaceous, 136.4 Ma
Leonerasaurus - Early Jurassic, 199 Ma
Leptoceratops - Late Cretaceous, 66.8 Ma
Leptorhynchos - Late Cretaceous, 75 Ma
Leshansaurus - Bathonian-Callovian
Lesothosaurus - Early Jurassic, 199-189 Ma
Lessemsaurus - Late Triassic, 228-204 Ma
Levnesovia - Late Cretaceous
Lexovisaurus - Middle - Late Jurassic, 164.7 Ma
Leyesaurus - Lower Jurassic
Liaoceratops - Early Cretaceous, 130 Ma
Liaoningosaurus - Early Cretaceous, 122 Ma
Ligabueino - Early Cretaceous, 125 Ma
Ligabuesaurus - Early Cretaceous
Liliensternus - Late Triassic, 228-201 Ma
Limaysaurus - Aptian-Albian Early Cretaceous
Limusaurus - Oxfordian, 161-156 Ma
Linhenykus - Late Cretaceous
Linheraptor - Late Cretaceous, Campanian
Linhevenator - Late Cretaceous, 75 Ma
Lirainosaurus - Late Cretaceous
Liubangosaurus - Early Cretaceous
Lophorhothon - Late Cretaceous, ~80 Ma
Lophostropheus - Late Triassic/Early Jurassic, 200 Ma
Loricatosaurus - Middle Jurassic
Loricosaurus - 71 Ma
Losillasaurus - Late Jurassic-Early Cretaceous
Lourinhanosaurus - Late Jurassic, 150 Ma
Lourinhasaurus - Late Jurassic 153-150 Ma
Luanchuanraptor - Late Cretaceous
Lufengosaurus - Early Jurassic 190 Ma
Lukousaurus - Early Jurassic 196.5 - 189.5 Ma
Luoyanggia - Early Cretaceous, Aptian-Albian
Lurdusaurus - Early Cretaceous, 121-112 Ma
Lusitanosaurus - Early Jurassic
Lusotitan - Late Jurassic, 152 Ma
Lycorhinus - Early Jurassic, 197 Ma
Lythronax - Late Cretaceous, 80 Ma
M (49 species)
Machairasaurus - Late Cretaceous
Macrurosaurus - Early Cretaceous
Magnapaulia - Late Cretaceous, 73.6-73 Ma
Magnirostris - Unavailable
Magnosaurus - Middle Jurassic
Magyarosaurus - Late Cretaceous, 70 Ma
Mahakala - Late Cretaceous, 75 Ma
Maiasaura - Late Cretaceous, 76.7 Ma
Majungasaurus - Late Cretaceous, 70 Ma
Malarguesaurus - Turonian-Coniacian~91-88 Ma
Malawisaurus - Aptian
Maleevus - Late Cretaceous, 90 Ma
Mamenchisaurus - Late Jurassic, 160-145 Ma
Mandschurosaurus - Late Cretaceous, 66 Ma
Manidens - Middle Jurassic, 171-167 Ma
Mantellisaurus - Early Cretaceous, 125 Ma
Marisaurus - Late Cretaceous, Maastrichtian
Marshosaurus - Late Jurassic, 155-152 Ma
Martharaptor - Lower Cretaceous
Martinavis - Late Cretaceous, 75-70 Ma
Masiakasaurus - Late Cretaceous, 70 Ma
Massospondylus - Early Jurassic, 200-183 Ma
Maxakalisaurus - Late Cretaceous
Medusaceratops - Middle Campanian, 77.5 Ma
Megalosaurus - Middle Jurassic, 166 Ma
Megaraptor - Late Cretaceous,[1] 91-88 Ma
Melanorosaurus - Late Triassic, 216.5-201 Ma
Mendozasaurus - Late Cretaceous
Metriacanthosaurus - Middle Jurassic, 160 Ma
Microceratus - Late Cretaceous, 90 Ma
Microcoelus - Late Cretaceous
Micropachycephalosaurus - Late Cretaceous, 69.5 Ma
Microraptor - Early Cretaceous, 120 Ma
Microvenator - Early Cretaceous, 110 Ma
Minmi - Early Cretaceous, 119-113 Ma
Minotaurasaurus - Late Cretaceous, 75-70 Ma
Miragaia - Late Jurassic, 150 Ma
Mochlodon - Late Cretaceous
Mojoceratops - Late Cretaceous, 76.5-75 Ma
Monkonosaurus - 150 Ma
Monoclonius - Late Cretaceous, 77-74.8 Ma
Monolophosaurus - Middle Jurassic, 165 Ma
Mononykus - Late Cretaceous, 70 Ma
Montanoceratops - 70 Ma Early Maastrichtian
Morelladon - Early Cretaceous, 130 Ma
Mussaurus - Late Triassic, 215-203 Ma
Muttaburrasaurus - Early Cretaceous,[1] 112-99.6 Ma
Muyelensaurus - Late Cretaceous
Mymoorapelta - Late Jurassic, 155-150 Ma
N (34 species)
Naashoibitosaurus - Late Cretaceous, 73 Ma
Nambalia - late Norian-earliest Rhaetian
Nanningosaurus - Late Cretaceous, Maastrichtian
Nanosaurus - Unavailable
Nanotyrannus - Late Cretaceous, 68.5 Ma
Nanshiungosaurus - Late Cretaceous, 78-72 Ma
Nanuqsaurus - Late Cretaceous, 69.1 Ma
Nanyangosaurus - Late Cretaceous, 94-72 Ma
Narambuenatitan - Late Cretaceous, Campanian
Nasutoceratops - Campanian, 75.9-75.5 Ma
Nebulasaurus - Middle Jurassic, 174.1-168.3 Ma
Nedcolbertia - Barremian
Nedoceratops - Late Cretaceous, 67 Ma
Neimongosaurus - Late Cretaceous, c 85 Ma.
Nemegtomaia - Late Cretaceous, 70 Ma
Nemegtosaurus - Late Cretaceous, 70 Ma
Neosodon - Upper Jurassic
Neovenator - Early Cretaceous, 125 Ma
Neuquenraptor - Late Cretaceous, 90 Ma
Neuquensaurus - Late Cretaceous, 80 Ma
Ningyuansaurus - Early Cretaceous, 124.6 Ma
Niobrarasaurus - 87-82 Ma
Nipponosaurus - Late Cretaceous
Noasaurus - Late Cretaceous, 70 Ma
Nodocephalosaurus - Late Cretaceous, Campanian
Nodosaurus - Late Cretaceous, 100.5-97 Ma
Nomingia - Late Cretaceous, 70 Ma
Nopcsaspondylus - Late Cretaceous
Nothronychus - Late Cretaceous, 92-91 Ma
Notoceratops - Late Cretaceous
Notocolossus - Late Cretaceous, 86 Ma
Notohypsilophodon - Late Cretaceous
Nqwebasaurus - Early Cretaceous, 140 Ma
Nuthetes - Early Cretaceous, 143 Ma
O (23 species)
Ohmdenosaurus - Early Jurassic
Ojoceratops - Late Cretaceous, 68 Ma
Ojoraptorsaurus - Late Cretaceous, 69 Ma
Olorotitan - Late Cretaceous, 72 Ma
Omeisaurus - Middle Jurassic, Bathonian-Callovian
Oohkotokia - Late Cretaceous, 74 Ma
Opisthocoelicaudia - Late Cretaceous, 70 Ma
Orkoraptor - Cenomanian-Santonian[1]
Ornithodesmus - Early Cretaceous, 125 Ma
Ornitholestes - Late Jurassic, 154 Ma
Ornithomimus - Late Cretaceous, 76.5.5 Ma [1]
Ornithopsis - Early Cretaceous
Orodromeus - Late Cretaceous, 76.7 Ma
Orthogoniosaurus - Late Cretaceous, 66 Ma
Oryctodromeus - Late Cretaceous, Cenomanian
Osmakasaurus - Early Cretaceous, 137 Ma
Ostafrikasaurus - Late Jurassic, 148-145.5 Ma
Othnielia - Late Jurassic, 150 Ma
Othnielosaurus - Late Jurassic, 155-148 Ma
Ouranosaurus - Early Cretaceous, 125-112 Ma
Oviraptor - Late Cretaceous, 75 Ma
Oxalaia - Early-Late Cretaceous, 98 Ma
Ozraptor - Middle Jurassic, 170 Ma
P (64 species)
Pachycephalosaurus - Late Cretaceous, 70 Ma
Pachyrhinosaurus - 73.5-69 Ma
Pakisaurus - Maastrichtian of the Cretaceous
Palaeoscincus - Upper Cretaceous
Paludititan - Late Cretaceous, Maastrichtian
Panamericansaurus - Late Cretaceous
Panguraptor - Early Jurassic, 201-196 Ma
Panoplosaurus - Late Cretaceous, 76 Ma
Panphagia - Late Triassic 231 Ma
Pantydraco - Late Triassic
Parahongshanornis - Early Cretaceous, 120 Ma
Paralititan - Late Cretaceous, 99.6-93.5 Ma
Paranthodon - Early Cretaceous, 145.5-136.4 Ma
Pararhabdodon - Late Cretaceous, 67.5 Ma
Parasaurolophus - Late Cretaceous, 76.5-74.5 Ma
Parksosaurus - Late Cretaceous, 70 Ma
Parvicursor - Late Cretaceous, 72 Ma
Patagonykus - Late Cretaceous
Patagosaurus - Middle Jurassic, 165-161 Ma
Pawpawsaurus - Early Cretaceous, 100 Ma
Pedopenna - Middle or Late Jurassic, 164 Ma
Pegomastax - Early Jurassic, 200-190 Ma
Pelecanimimus - Early Cretaceous, 130 Ma
Pellegrinisaurus - Late Cretaceous~83-73 Ma
Peloroplites - Early Cretaceous-Late Cretaceous, 104.46-98.37 Ma
Pelorosaurus - Early Cretaceous, 132 Ma
Penelopognathus - Early Cretaceous
Pengornis - Early Cretaceous, 120 Ma
Pentaceratops - Late Cretaceous, 75.79-73 Ma
Phaedrolosaurus - Early Cretaceous
Philovenator - Late Cretaceous, 75 Ma
Phuwiangosaurus - Early Cretaceous, 140-130 Ma
Phyllodon - Late Jurassic
Piatnitzkysaurus - Middle Jurassic, 166-164 Ma
Pinacosaurus - Late Cretaceous, 80-75 Ma
Pisanosaurus - Late Triassic, 228-216.5 Ma
Pitekunsaurus - Late Cretaceous, Campanian
Piveteausaurus - Middle Jurassic, 164 Ma
Planicoxa - Early Cretaceous, 140-125 Ma
Plateosaurus - Late Triassic, 214-204 Ma
Platyceratops - Unavailable
Plesiohadros - Late Cretaceous, 80-75 Ma
Pneumatoraptor - Late Cretaceous, 85 Ma
Podokesaurus - Early Jurassic, 183 Ma
Poekilopleuron - Middle Jurassic, 167.7-166.1 Ma
Polacanthus - Early Cretaceous, 130-125 Ma
Pradhania - Early Jurassic, Sinemurian
Prenocephale - Late Cretaceous, 80-75 Ma
Prenoceratops - Late Cretaceous 74.3 Ma
Probactrosaurus - Late Cretaceous, 96-88 Ma
Probrachylophosaurus - Late Cretaceous, 79 Ma
Proceratosaurus - Middle Jurassic, 165 Ma
Procompsognathus - Late Triassic, 210 Ma
Prosaurolophus - Late Cretaceous, 75.5-74.0 Ma
Protoceratops - Late Cretaceous, 75-71 Ma
Protognathosaurus - Middle Jurassic
Protohadros - Late Cretaceous, 95 Ma
Protopteryx - Early Cretaceous, 131 Ma
Psittacosaurus - Early Cretaceous, 126-101 Ma
Puertasaurus - Late Cretaceous(see text)
Pukyongosaurus - Early Cretaceous
Pulanesaura - Early Jurassic, Hettangian-Sinemurian
Pycnonemosaurus - Late Cretaceous, 70 Ma
Pyroraptor - Late Cretaceous 70.6 Ma
Q (7 species)
Qantassaurus - Early Cretaceous
Qijianglong - Late Jurassic
Qingxiusaurus - Late Cretaceous
Qiupalong - Late Cretaceous, 76.5 Ma
Quaesitosaurus - Late Cretaceous, 85-70 Ma
Quetecsaurus - Late Cretaceous, Turonian
Quilmesaurus - Late Cretaceous, Campanian-Maastrichtian
R (25 species)
Rahiolisaurus - Late Cretaceous, 72.1 Ma
Rahonavis - Late Cretaceous, 70 Ma
Rajasaurus - Late Cretaceous, 69 Ma
Rapator - Early Cretaceous, 105 Ma
Rapaxavis - Early Cretaceous, 120 Ma
Rapetosaurus - Late Cretaceous, 70 Ma
Raptorex - Late Cretaceous, 70 Ma
Ratchasimasaurus - Early Cretaceous, Aptian
Rayososaurus - Early Cretaceous
Rebbachisaurus - Early-Late Cretaceous
Regaliceratops - Late Cretaceous, 68.5-67.5 Ma
Regnosaurus - Early Cretaceous
Rhabdodon - Late Cretaceous, 70 Ma
Rhoetosaurus - Middle Jurassic, 171-167 Ma
Richardoestesia - Late Cretaceous, 76.5 Ma
Rinchenia - Late Cretaceous, 70 Ma
Rinconsaurus - Late Cretaceous
Riojasaurus - Late Triassic, 227-213 Ma
Rocasaurus - Late Cretaceous
Rubeosaurus - Late Cretaceous, 74.6 Ma
Ruehleia - Late Triassic, 216-203 Ma
Rugocaudia - Early Cretaceous, Aptian-Albian
Rugops - Late Cretaceous, 95 Ma
Rukwatitan - 100 Ma Cretaceous
Ruyangosaurus - Early Cretaceous, Aptian-Albian
S (82 species)
Sahaliyania - Late Cretaceous, 68 Ma
Saichania - Late Cretaceous, 75-70 Ma
Saltasaurus - Late Cretaceous, 70 Ma
Sanjuansaurus - Late Triassic, 231.4 Ma
Santanaraptor - Aptian-Albian, 112 Ma
Sarahsaurus - Early Jurassic
Sarcolestes - Late Jurassic, 165 Ma
Sarcosaurus - Early Jurassic, 194 Ma
Saturnalia - Late Triassic, 228 Ma
Saurolophus - Maastrichtian, 70-68.5 Ma
Sauroniops - Late Cretaceous, 100 Ma
Sauropelta - Early Cretaceous, 108.5 Ma
Saurophaganax - Late Jurassic, 150 Ma
Sauroposeidon - Early Cretaceous, 112 Ma
Saurornithoides - Late Cretaceous, 75 Ma
Saurornitholestes - Late Cretaceous, 77-69 Ma
Scansoriopteryx - Callovian to Kimmeridgian, 165-156 Ma
Scelidosaurus - Early Jurassic, 196.5-183 Ma
Scipionyx - Early Cretaceous, 113 Ma
Sciurumimus - Late Jurassic, 150 Ma
Scolosaurus - Late Cretaceous, 76.5 Ma
Scutellosaurus - Early Jurassic, 196 Ma
Secernosaurus - Late Cretaceous, Maastrichtian
Sefapanosaurus - Early Jurassic, 200 Ma
Segisaurus - Early Jurassic, 183 Ma
Segnosaurus - Late Cretaceous, 90 Ma
Seitaad - Early Jurassic, Pliensbachian
Sellacoxa - Early Cretaceous, 140 Ma
Serendipaceratops - Early Cretaceous
Shamosaurus - Early Cretaceous, Aptian-Albian
Shanag - Early Cretaceous, 130 Ma
Shantungosaurus - Late Cretaceous, Middle to Late Campanian
Shanweiniao - Early Cretaceous, 122 Ma
Shanxia - Late Cretaceous
Shanyangosaurus - Late Cretaceous
Shaochilong - Late Cretaceous, 92 Ma
Shenzhousaurus - Early Cretaceous, 125 Ma
Shidaisaurus - Middle Jurassic
Shixinggia - Late Cretaceous, 70 Ma
Shunosaurus - Middle Jurassic, 170 Ma
Shuvuuia - Late Cretaceous, 75 Ma
Siamodon - Early Cretaceous, Aptian
Siamosaurus - Early Cretaceous, 130 Ma
Siamotyrannus - Early Cretaceous, 145-125 Ma
Siats - Late Cretaceous, 98.5 Ma
Sigilmassasaurus - Upper Cretaceous, 100-94 Ma
Silvisaurus - Late Cretaceous, 96-93.5 Ma
Sinocalliopteryx - Early Cretaceous, 124.6 Ma
Sinoceratops - Late Cretaceous, 72 Ma
Sinocoelurus - Upper Jurassic
Sinornithoides - Early Cretaceous, 113 Ma
Sinornithomimus - Late Cretaceous, 92 Ma
Sinornithosaurus - Early Cretaceous, 124.6-122 Ma
Sinosauropteryx - Early Cretaceous, 124.6-122 Ma
Sinosaurus - Early Jurassic, 201-196 Ma
Sinotyrannus - Early Cretaceous, 120 Ma
Sinovenator - Early Cretaceous, 125 Ma
Sinraptor - Late Jurassic, 160 Ma
Skorpiovenator - Late Cretaceous, 95 Ma
Sonidosaurus - Late Cretaceous
Sonorasaurus - Unavailable
Sphaerotholus - Late Cretaceous, 73 Ma
Spinophorosaurus - Middle Jurassic, 167 Ma
Spinops - Late Cretaceous, 76.5 Ma
Spinosaurus - Early-Late Cretaceous, 112-93.5 Ma
Spinostropheus - Middle Jurassic
Staurikosaurus - Late Triassic, 225 Ma
Stegoceras - Late Cretaceous, 77.5-74 Ma
Stegosaurus - Late Jurassic, 155-150 Ma
Stenopelix - Early Cretaceous, 127 Ma
Stokesosaurus - Late Jurassic, 150 Ma
Stormbergia - Early Jurassic, 199-189 Ma
Streptospondylus - Middle Jurassic, 161 Ma
Struthiomimus - Late Cretaceous, 77 Ma
Struthiosaurus - Late Cretaceous, 85 Ma
Stygimoloch - Late Maastrichtian, 66 Ma
Styracosaurus - Late Cretaceous, 75.5-75 Ma
Suchomimus - Early Cretaceous, 125-112 Ma
Sulaimanisaurus - Late Cretaceous, Maastrichtian
Supersaurus - Late Jurassic, 153 Ma
Suuwassea - Late Jurassic
Szechuanosaurus - Late Jurassic, 160 Ma
T (60 species)
Tachiraptor - Early Jurassic
Talarurus - Late Cretaceous, 90 Ma
Talenkauen - Late Cretaceous, 96.2 Ma
Talos - Campanian, 75.95 Ma
Tambatitanis - Early Cretaceous
Tangvayosaurus - Early Cretaceous
Tanius - Late Cretaceous, Campanian
Tanycolagreus - Late Jurassic, 153-150 Ma
Tapuiasaurus - Early Cretaceous, 120 Ma
Tarascosaurus - Late Cretaceous, approximately 80 Ma
Tarbosaurus - Late Cretaceous, 70 Ma
Tarchia - Late Cretaceous, 75-70 Ma
Tastavinsaurus - Early Cretaceous
Tatankacephalus - Early Cretaceous, 108.5 Ma
Tatankaceratops - Late Maastrichtian, 66 Ma
Tataouinea - Albian
Tatisaurus - Early Jurassic, Sinemurian
Taveirosaurus - Late Cretaceous
Tawa - Late Triassic, 215 Ma
Tazoudasaurus - Early Jurassic, Toarcian [1]
Tehuelchesaurus - Late Jurassic
Telmatosaurus - Late Cretaceous, 70 Ma
Tendaguria - Late Jurassic, 155 Ma
Tenontosaurus - Early Cretaceous, 115-108 Ma
Teratophoneus - Late Cretaceous, 77-76 Ma
Tethyshadros - Late Cretaceous
Texacephale - Late Campanian, 77 Ma
Texasetes - Early Cretaceous, 100 Ma
Thecodontosaurus - Late Triassic-Early Jurassic,[1] 203.6-199.6 Ma
Theiophytalia - Early Cretaceous, 112 Ma
Therizinosaurus - Late Cretaceous, 70-66 Ma
Thescelosaurus - Late Cretaceous, 66 Ma
Tianchisaurus - Jurassic
Tianyuraptor - Early Cretaceous, 122 Ma
Tianzhenosaurus - Late Cretaceous
Tienshanosaurus - Late Jurassic
Timurlengia - Late Cretaceous, 90 Ma
Titanoceratops - Late Cretaceous, 74.73-73.55 Ma
Titanosaurus - Late Cretaceous, 70 Ma
Tochisaurus - Late Cretaceous, 69 Ma
Tonganosaurus - Early Jurassic
Tornieria - Late Jurassic, 150 Ma
Torosaurus - Late Cretaceous, 68 Ma
Torvosaurus - Late Jurassic, 153-148 Ma
Tototlmimus - 72 Ma Campanian
Traukutitan - Upper Cretaceous, Santonian
Triceratops - Late Cretaceous, 68 Ma
Trigonosaurus - Late Cretaceous
Trimucrodon - Late Jurassic
Trinisaura - Late Cretaceous, 80 Ma
Troodon - Late Cretaceous, 77.5-76.5 Ma
Tsaagan - Late Cretaceous, 75 Ma
Tsagantegia - Late Cretaceous, 90 Ma
Tsintaosaurus - Late Cretaceous, 70 Ma
Tugulusaurus - Early Cretaceous, Barremian - Albian
Tuojiangosaurus - Late Jurassic, 160 Ma
Turanoceratops - Late Cretaceous, 90 Ma
Turiasaurus - Late Jurassic, 145 Ma
Tylocephale - Late Campanian, 80-70 Ma
Tyrannosaurus - Late Cretaceous, 68 Ma
U (12 species)
Uberabatitan - Late Cretaceous, 67 Ma
Udanoceratops - Late Cretaceous, Campanian
Ugrunaaluk - Late Cretaceous, 69.2 Ma
Ultrasaurus - Early Cretaceous, 110-100 Ma
Unaysaurus - Late Triassic, 225 Ma
Unenlagia - Late Cretaceous, 89 Ma
Unescoceratops - Late Cretaceous, 76.5-75 Ma
Unquillosaurus - Late Cretaceous, 75 Ma
Urbacodon - Late Cretaceous
Utahceratops - Late Cretaceous, 76.4-75.5 Ma
Utahraptor - Early Cretaceous, 126 Ma
Uteodon - Upper Jurassic
V (12 species)
Vagaceratops - Late Cretaceous, 75 Ma
Vahiny - Maastrichtian, 70 Ma
Valdoraptor - Early Cretaceous, 136 Ma
Valdosaurus - Early Cretaceous
Velafrons - Late Cretaceous, 72 Ma
Velociraptor - Late Cretaceous, 75-71 Ma
Velocisaurus - Late Cretaceous, 85 Ma
Venenosaurus - Early Cretaceous, 112 Ma
Veterupristisaurus - Late Jurassic, 154-150 Ma
Viavenator - Late Cretaceous, Santonian
Volkheimeria - Middle Jurassic, 160 Ma
Vulcanodon - Early Jurassic, Toarcian 183-175 Ma
W (10 species)
Wakinosaurus - Early Cretaceous, Hauterivian-Barremian
Walgettosuchus - Early Cretaceous
Wannanosaurus - Campanian, 80 Ma
Wendiceratops - Late Cretaceous, 79-78.7 Ma
Willinakaqe - Upper Cretaceous, Campanian-Maastrichtian
Wintonotitan - 100 Ma Early Cretaceous
Wuerhosaurus - Early Cretaceous, uncertain
Wulagasaurus - Late Cretaceous, 69 Ma
Wulatelong - Late Cretaceous, Campanian
Wyleyia - Early Cretaceous, 138 Ma
X (14 species)
Xenoceratops - Late Cretaceous, 79.5 Ma
Xenoposeidon - Early Cretaceous,140 Ma
Xenotarsosaurus - Late Cretaceous, 95 Ma
Xianshanosaurus - Early Cretaceous, Aptian-Albian
Xiaosaurus - Middle Jurassic
Xiaotingia - Late Jurassic, 160 Ma
Xinjiangovenator - Early Cretaceous
Xiongguanlong - Early Cretaceous, 112 Ma
Xixianykus - Late Cretaceous, 83 Ma
Xixiasaurus - Late Cretaceous, 86 Ma
Xixiposaurus - Early Jurassic
Xuanhanosaurus - Middle Jurassic
Xuanhuaceratops - Late Jurassic, 167.7-161.2 Ma
Xuwulong - Early Cretaceous, Aptian-Albian
Y (16 species)
Yamaceratops - Late Cretaceous
Yandusaurus - Middle Jurassic, Bathonian
Yangchuanosaurus - Middle Jurassic, 168.3-163.5 Ma
Yaverlandia - Lower Cretaceous
Yi - MIddle or Late Jurassic, 160 Ma
Yimenosaurus - Early Jurassic, 190 Ma
Yinlong - Late Jurassic, 158 Ma
Yixianosaurus - Early Cretaceous, 122 Ma
Yongjinglong - Early Cretaceous
Yuanmousaurus - Middle Jurassic
Yueosaurus - Cretaceous, Aptian-Cenomanian
Yulong - Late Cretaceous, Late Cretaceous
Yunmenglong - Early Cretaceous, 125-100.5 Ma
Yunnanosaurus - Early Jurassic , 201-168 Ma
Yurgovuchia - Early Cretaceous, 130-125 Ma
Yutyrannus - Early Cretaceous, 124.6 Ma
Z (17 species)
Zalmoxes - 70 Ma
Zanabazar - Late Cretaceous, 70 Ma
Zapalasaurus - Early Cretaceous
Zapsalis - Late Cretaceous, 75 Ma
Zaraapelta - Late Cretaceous, 75-71 Ma
Zby - Late Jurassic
Zhanghenglong - Late Cretaceous, 85 Ma
Zhejiangosaurus - Late Cretaceous, 100.5-93.9 Ma
Zhongyuansaurus - Lower Cretaceous
Zhuchengceratops - Upper Cretaceous, 70 Ma
Zhuchengtyrannus - Late Cretaceous, 73.5 Ma
Ziapelta - Campanian, 74.5-72.6 Ma
Zizhongosaurus - Early Jurassic
Zuniceratops - Late Cretaceous, 91 Ma
Zuolong - Late Jurassic, 161.2-155.2 Ma
Zuoyunlong - Late Cretaceous, Cenomanian
Zupaysaurus - 200-197 Ma Late Triassic to Early Jurassic
PaleoCodex is a weekend hack by Saurav Mohapatra