List of Dinosaurs

A

* *Aachenosaurus* – a piece of petrified wood
* *Aardonyx*
* *Abdallahsaurus* – *nomen nudum*, probably *Giraffatitan*
* Abdarainurus
* *Abelisaurus*
* *Abrictosaurus*
* *Abrosaurus*
* *Abydosaurus*
* *Acantholipan*
* *Acanthopholis*
* *Achelousaurus*
* *Acheroraptor*
* *Achillesaurus*
* *Achillobator*
* *Acristavus*
* *Acrocanthosaurus*
* *Acrotholus*
* *Actiosaurus* – a choristoderan
* *Adamantisaurus*
* *Adasaurus*
* *Adelolophus*
* *Adeopapposaurus*
* *Aegyptosaurus*
* *Aeolosaurus*
* *Aepisaurus*
* *Aepyornithomimus*
* *Aerosteon*
* *Aetonyx* – possible junior synonym of *Massospondylus*
* *Afromimus*
* *Afrovenator*
* *Agathaumas* - possible synonym of *Triceratops*
* *Aggiosaurus* – a metriorhynchid crocodilian
* *Agilisaurus*
* *Agnosphitys*
* *Agrosaurus* – probably a junior synonym of *Thecodontosaurus*
* *Agujaceratops*
* *Agustinia*
* *Ahshislepelta*
* *Airakoraptor* - *nomen nudum*
* *Ajancingenia*
* *Ajkaceratops*
* *Alamosaurus*
* *Alaskacephale*
* *Albalophosaurus*
* *Albertaceratops*
* *Albertadromeus*
* *Albertavenator*
* *Albertonykus*
* *Albertosaurus*
* *Albinykus*
* *Albisaurus* – a non-dinosaurian reptile
* *Alcovasaurus*
* *Alectrosaurus*
* *Aletopelta*
* *Algoasaurus*
* *Alioramus*

* *Aliwalia* – junior synonym of *Eucnemesaurus*
* *Allosaurus*
* *Almas*
* *Alnashetri*
* *Alocodon*
* *Altirhinus*
* *Altispinax*
* *Alvarezsaurus*
* *Alwalkeria*
* *Alxasaurus*
* *Amargasaurus*
* *Amargastegos*
* *Amargatitanis*
* *Amazonsaurus*
* *Ammosaurus* - possible junior synonym of *Anchisaurus*
* *Ampelosaurus*
* *Amphicoelias*
* *Amphicoelicaudia* – *nomen nudum*; possibly *Huabeisaurus*
* *Amphisaurus* – preoccupied name, now known as *Anchisaurus*
* *Amtocephale*
* *Amtosaurus* – possibly *Talarurus*
* *Amurosaurus*
* *Amygdalodon*
* *Anabisetia*
* *Anasazisaurus*
* *Anatosaurus* – junior synonym of *Edmontosaurus*
* *Anatotitan* – junior synonym of *Edmontosaurus*
* *Anchiceratops*
* *Anchiornis*
* *Anchisaurus*
* *Andesaurus*
* *Andhrasaurus*
* *Angaturama* – probable junior synonym of *Irritator*
* *Angloposeidon* – *nomen nudum*
* *Angolatitan*
* *Angulomastacator*
* *Aniksosaurus*
* *Animantarx*
* *Ankistrodon* – a proterosuchid archosauriform
* *Ankylosaurus*
* *Anodontosaurus*
* *Anomalipes*
* *Anoplosaurus*
* *Anserimimus*
* *Antarctopelta*
* *Antarctosaurus*

* *Antetonitrus*
* *Anthodon* – a pareiasaur
* *Antrodemus* – possibly a synonym of *Allosaurus*
* *Anzu*
* *Aoniraptor*
* *Aorun*
* *Apatodon* – possibly a junior synonym of *Allosaurus*
* *Apatoraptor*
* *Apatosaurus*
* *Appalachiosaurus*
* *Aquilops*
* *Aragosaurus*
* *Aralosaurus*
* *Araucanoraptor* – *nomen nudum*; *Neuquenraptor*
* *Archaeoceratops*
* *Archaeodontosaurus*
* *Archaeopteryx* – earliest known bird
* *Archaeoraptor* – a chimaera of the bird *Yanornis* and the dromaeosaur *Microraptor*
* *Archaeornis* – junior synonym of the bird *Archaeopteryx*
* *Archaeornithoides*
* *Archaeornithomimus*
* *Arcovenator*
* *Arctosaurus* – some sort of non-dinosaurian reptile
* *Arcusaurus*
* *Arenysaurus*
* *Argentinosaurus*
* *Argyrosaurus*
* *Aristosaurus* – junior synonym of *Massospondylus*
* *Aristosuchus*
* *Arizonasaurus* – a rauisuchian
* *Arkansaurus* – *nomen nudum*
* *Arkharavia*
* *Arrhinoceratops*
* *Arstanosaurus*
* *Asiaceratops*
* *Asiamericana* – a fish
* *Asiatosaurus*
* *Astrodon*
* *Astrodonius* – junior synonym of *Astrodon*
* *Astrodontaurus* – junior synonym of *Astrodon*
* *Astrophocaudia*
* *Asylosaurus*
* *Atacamatitan*
* *Atlantosaurus*
* *Atlasaurus*
* *Atlascopcosaurus*
* *Atrociraptor*
* *Atsinganosaurus*
* *Aublysodon*

* *Aucasaurus*
* *Augustia* – preoccupied name, now known as *Agustinia*
* *Augustynolophus*
* *Auroraceratops*
* *Aurornis*
* *Australodocus*
* *Australovenator*
* *Austrocheirus*
* *Austroposeidon*
* *Austroraptor*
* *Austrosaurus*
* *Avaceratops*
* *Avalonia* – preoccupied name, now known as *Avalonianus*
* *Avalonianus* – a non-dinosaurian archosaur
* *Aviatyrannis*
* *Avimimus*
* *Avisaurus* – an enantiornithine bird
* *Avipes* – probably a non-dinosaurian dinosauromorph
* *Azendohsaurus* – a non-dinosaurian archosauromorph

B

* *Bactrosaurus*
* *Bagaceratops*
* *Bagaraatan*
* *Bagualosaurus*
* *Bahariasaurus*
* *Bainoceratops*
* *Bakesaurus* – *nomen nudum*
* *Balaur*
* *Balochisaurus*
* *Bambiraptor*
* *Banji*
* *Baotianmansaurus*
* *Barapasaurus*
* *Barilium*
* *Barosaurus*

* *Barrosasaurus*
* *Barsboldia*
* *Baryonyx*
* *Bashunosaurus* – *nomen nudum*
* *Basutodon* – a non-dinosaurian archosaur
* *Bathygnathus* – a pelycosaur
* *Batyrosaurus*
* *Baurutitan*
* *Bayannurosaurus*
* *Bayosaurus* – *nomen nudum*
* *Becklespinax*
* *Beelemodon* – *nomen nudum*
* *Beibeilong* - possible juvenile form of *Gigantoraptor*
* *Beipiaognathus* - possibly a hoax
* *Beipiaosaurus*
* *Beishanlong*
* *Bellusaurus*
* *Belodon* – a phytosaur
* *Berberosaurus*
* *Betasuchus*
* *Bicentenaria*
* *Bienosaurus*
* *Bihariosaurus*
* *Bilbeyhallorum* – *nomen nudum*; *Cedarpelta*
* *Bissektipelta*
* *Bistahieversor*
* *Blancocerosaurus* – *nomen nudum*, probably *Giraffatitan*
* *Blasisaurus*
* *Blikanasaurus*
* *Bolong*
* *Bonapartenykus*
* *Bonapartesaurus*
* *Bonatitan*
* *Bonitasaura*
* *Borealopelta*
* *Borealosaurus*
* *Boreonykus*
* *Borogovia*
* *Bothriospondylus*
* *Brachiosaurus*
* *Brachyceratops*
* *Brachylophosaurus*
* *Brachypodosaurus*
* *Brachyrophus* – junior synonym of *Camptosaurus*
* *Brachytaenius* – a metriorhynchid; junior objective synonym of *Dakosaurus*
* *Brachytrachelopan*
* *Bradycneme*
* *Brasileosaurus* – a non-dinosaurian archosaur
* *Brasilotitan*
* *Bravoceratops*
* *Breviceratops*
* *Brohisaurus*
* *Brontomerus*
* *Brontoraptor* – *nomen nudum*
* *Brontosaurus*
* *Bruhathkayosaurus*
* *Bugenasaura* – junior synonym of *Thescelosaurus*
* *Buitreraptor*
* *Burianosaurus*
* *Buriolestes*
* *Byranjaffia* – *nomen nudum*; *Byronosaurus*
* *Byronosaurus*

C

* *Caenagnathasia*
* *Caenagnathus*
* *Caihong*
* *Calamosaurus*
* *Calamospondylus*
* "*Calamospondylus*" – preoccupied name, now known as *Calamosaurus*
* *Callovosaurus*
* *Camarasaurus*
* *Camarillasaurus*
* *Camelotia*
* *Camposaurus*
* "*Camptonotus*" – preoccupied name, now known as *Camptosaurus*
* *Camptosaurus*
* "*Campylodon*" – preoccupied name, now known as *Campylodoniscus*
* *Campylodoniscus*
* *Canardia*
* "Capitalsaurus" – *nomen nudum*
* *Carcharodontosaurus*
* *Cardiodon*
* *Carnotaurus*
* *Caseosaurus*
* *Cathartesaura*
* *Cathetosaurus*
* *Caudipteryx*
* *Caudocoelus* – junior synonym of *Teinurosaurus*
* *Caulodon* – junior synonym of *Camarasaurus*
* *Cedarosaurus*
* *Cedarpelta*
* *Cedrorestes*
* *Centemodon* – a phytosaur
* *Centrosaurus*
* *Cerasinops*
* *Ceratonykus*
* *Ceratops*
* *Ceratosaurus*
* *Cetiosauriscus*
* *Cetiosaurus*
* *Changchunsaurus*
* "Changdusaurus" – *nomen nudum*
* *Changyuraptor*
* *Chaoyangsaurus*
* *Charonosaurus*
* *Chasmosaurus*
* *Chassternbergia* – junior synonym of *Edmontonia*
* *Chebsaurus*
* *Chenanisaurus*
* *Cheneosaurus* – junior synonym of *Hypacrosaurus*
* *Chialingosaurus*
* *Chiayusaurus*
* *Chienkosaurus* – a chimera of crocodyliform and theropod (*Szechuanosaurus*) remains
* "*Chihuahuasaurus*" – *nomen nudum*; *Sonorasaurus*
* *Chilantaisaurus*
* *Chilesaurus*
* *Chindesaurus*
* *Chingkankousaurus*

* *Chinshakiangosaurus*
* *Chirostenotes*
* *Choconsaurus*
* *Chondrosteosaurus*
* *Chromogisaurus*
* *Chuandongocoelurus*
* *Chuanjiesaurus*
* *Chuanqilong*
* *Chubutisaurus*
* *Chungkingosaurus*
* *Chuxiongosaurus*
* "Cinizasaurus" – *nomen nudum*
* *Cionodon*
* *Citipati*
* *Cladeiodon* – a non-dinosaurian rauisuchian (*Teratosaurus*)
* *Claorhynchus* – possibly *Triceratops*
* *Claosaurus*
* *Clarencea* – a sphenosuchian (*Sphenosuchus*)
* *Clasmodosaurus*
* *Clepsysaurus* – a phytosaur
* *Coahuilaceratops*
* *Coelophysis*
* "*Coelosaurus*" – preoccupied
* *Coeluroides*
* *Coelurosauravus* – an avicephalan diapsid
* *Coelurus*
* *Colepiocephale*
* "*Coloradia*" – preoccupied name, now known as *Coloradisaurus*
* *Coloradisaurus*
* "Colossosaurus" – *nomen nudum*; *Pelorosaurus*
* *Comahuesaurus*
* "Comanchesaurus" – *nomen nudum*
* *Compsognathus*
* *Compsosuchus*
* *Concavenator*
* *Conchoraptor*
* *Condorraptor*
* *Coronosaurus*
* *Corythoraptor*
* *Corythosaurus*
* *Craspedodon*
* *Crataeomus* – junior synonym of *Struthiosaurus*
* *Craterosaurus*
* *Creosaurus* – junior synonym of *Allosaurus*
* *Crichtonpelta*
* *Crichtonsaurus*
* *Cristatusaurus*
* *Crosbysaurus* – a non-dinosaurian archosauriform
* *Cruxicheiros*
* *Cryolophosaurus*
* *Cryptodraco* – junior synonym (unneeded replacement name) of *Cryptosaurus*
* "Cryptoraptor" – *nomen nudum*
* *Cryptosaurus*
* *Cryptovolans* – junior synonym of *Microraptor*
* *Cumnoria*

D

* *Daanosaurus*
* *Dacentrurus*
* "Dachongosaurus" – *nomen nudum*
* *Daemonosaurus*
* *Dahalokely*
* *Dakosaurus* – a metriorhynchid crocodilian
* *Dakotadon*
* *Dakotaraptor*
* *Daliansaurus*
* "Damalasaurus" – *nomen nudum*
* *Dandakosaurus*
* *Danubiosaurus* – junior synonym of *Struthiosaurus*
* "Daptosaurus" – *nomen nudum*; early manuscript name for *Deinonychus*
* *Darwinsaurus*
* *Dashanpusaurus*
* *Daspletosaurus*
* *Dasygnathoides* – a non-dinosaurian archosaur, junior synonym of *Ornithosuchus*
* "*Dasygnathus*" – preoccupied name, now known as *Dasygnathoides*
* *Datanglong*
* *Datonglong*
* *Datousaurus*
* *Daurosaurus* – synonym of *Kulindadromeus*
* *Daxiatitan*
* *Deinocheirus*
* *Deinodon* – possibly *Gorgosaurus*
* *Deinonychus*
* *Delapparentia* – probable junior synonym of *Iguanodon*
* *Deltadromeus*
* *Demandasaurus*
* *Denversaurus*
* *Deuterosaurus* – a therapsid
* *Diabloceratops*
* *Diamantinasaurus*
* *Dianchungosaurus* – a crocodilian
* "*Diceratops*" – preoccupied name, now known as *Nedoceratops*
* *Diceratus* – junior synonym of *Nedoceratops*
* *Diclonius*
* *Dicraeosaurus*
* *Didanodon* – possibly a junior synonym of *Lambeosaurus*
* *Dilong*
* *Dilophosaurus*
* *Dimodosaurus* – junior synonym of *Plateosaurus*
* *Dinheirosaurus* – probable junior synonym of *Supersaurus*
* *Dinodocus*
* "*Dinosaurus*" – preoccupied name; now a junior synonym of *Plateosaurus*
* *Dinotyrannus* – junior synonym of *Tyrannosaurus*
* Diodorus
* *Diplodocus*
* *Diplotomodon*
* *Diracodon* – junior synonym of *Stegosaurus*
* *Dolichosuchus*
* *Dollodon* – junior synonym of *Mantellisaurus*
* "Domeykosaurus" – *nomen nudum*
* *Dongbeititan*
* *Dongyangopelta*
* *Dongyangosaurus*
* *Doratodon* – a crocodilian
* *Doryphorosaurus* – junior synonym (unneeded replacement name) of *Kentrosaurus*
* *Draconyx*
* *Dracopelta*
* *Dracoraptor*

* *Dracorex* – possibly a juvenile *Pachycephalosaurus*
* *Dracovenator*
* *Dravidosaurus* – a plesiosaurian
* *Dreadnoughtus*
* *Drinker*
* *Dromaeosauroides*
* *Dromaeosaurus*
* *Dromiceiomimus* – possible junior synonym of *Ornithomimus*
* *Dromicosaurus* – junior synonym of *Massospondylus*
* *Drusilasaura*
* *Dryosaurus*
* *Dryptosauroides*
* *Dryptosaurus*
* *Dubreuillosaurus*
* *Duriatitan*
* *Duriavenator*
* *Dynamosaurus* – junior synonym of *Tyrannosaurus*
* *Dyoplosaurus*
* *Dysalotosaurus*
* *Dysganus*
* *Dyslocosaurus*
* *Dystrophaeus*
* *Dystylosaurus* – junior synonym of *Supersaurus*
* Dynamoterror

E

* *Echinodon*
* *Edmarka* – junior synonym of *Torvosaurus*
* *Edmontonia*
* *Edmontosaurus*
* *Efraasia*
* *Einiosaurus*
* *Ekrixinatosaurus*
* *Elachistosuchus* – a rhynchocephalian
* *Elaltitan*
* *Elaphrosaurus*
* *Elmisaurus*
* *Elopteryx*
* *Elosaurus* – junior synonym of *Brontosaurus*
* *Elrhazosaurus*
* "Elvisaurus" – *nomen nudum*; *Cryolophosaurus*
* *Emausaurus*
* *Embasaurus*
* *Enigmosaurus*
* *Eoabelisaurus*
* *Eobrontosaurus* – junior synonym of *Brontosaurus*
* *Eocarcharia*
* *Eoceratops* – junior synonym of *Chasmosaurus*
* *Eocursor*
* *Eodromaeus*
* "Eohadrosaurus" – *nomen nudum*; *Eolambia*
* *Eolambia*
* *Eomamenchisaurus*
* *Eoplophysis*
* *Eoraptor*
* *Eosinopteryx*
* *Eotrachodon*
* *Eotriceratops*
* *Eotyrannus*
* *Eousdryosaurus*
* *Epachthosaurus*
* *Epanterias* – may be *Allosaurus*

 File:Euoplocephalus BW.jpg
* "Ephoenosaurus" – *nomen nudum*; *Machimosaurus* (a crocodilian)
* *Epicampodon* – a proterosuchid archosauriform
* *Epichirostenotes*
* *Epidendrosaurus* – synonym of *Scansoriopteryx*
* *Epidexipteryx*
* *Equijubus*
* *Erectopus*
* *Erketu*
* *Erliansaurus*
* *Erlikosaurus*
* *Eshanosaurus*
* "Euacanthus" – *nomen nudum*; junior synonym of *Polacanthus*
* *Eucamerotus*
* *Eucentrosaurus* – junior synonym (unneeded replacement name) of *Centrosaurus*
* *Eucercosaurus*
* *Eucnemesaurus*
* *Eucoelophysis* – a silesaurid
* "Eugongbusaurus" – *nomen nudum*
* *Euhelopus*
* *Euoplocephalus*
* *Eupodosaurus* – a nothosaur synonymous with *Lariosaurus*
* "Eureodon" – *nomen nudum*; *Tenontosaurus*
* *Eurolimnornis* – a pterosaur
* *Euronychodon*
* *Europasaurus*
* *Europatitan*
* *Europelta*
* *Euskelosaurus*
* *Eustreptospondylus*

F

* *Fabrosaurus* – possibly *Lesothosaurus*
* *Falcarius*
* *Fendusaurus*
* "Fenestrosaurus" – *nomen nudum*; *Oviraptor*
* *Ferganasaurus*
* *Ferganastegos*
* *Ferganocephale*
* *Foraminacephale*
* *Fosterovenator*
* *Frenguellisaurus* – junior synonym of *Herrerasaurus*
* *Fruitadens*

 File:Fruitadens NT.jpg
* *Fukuiraptor*
* *Fukuisaurus*
* *Fukuititan*
* *Fukuivenator*
* *Fulengia*
* *Fulgurotherium*
* "Fusinasus" – *nomen nudum*; *Eotyrannus*
* *Fusuisaurus*
* "Futabasaurus" – *nomen nudum*; not to be confused with the formally named plesiosaur *Futabasaurus*
* *Futalognkosaurus*

G

* "Gadolosaurus" – *nomen nudum*
* *Galeamopus*
* *Galesaurus* – a therapsid
* *Gallimimus*
* *Galtonia* – a pseudosuchian; possibly a junior synonym of *Revueltosaurus*
* *Galveosaurus* – synonym of *Galvesaurus*
* *Galvesaurus*
* *Gannansaurus*
* "Gansutitan" - *nomen nudum*; *Daxiatitan*
* *Ganzhousaurus* - possible synonym of *Nankangia*
* *Gargoyleosaurus*
* *Garudimimus*
* *Gasosaurus*
* *Gasparinisaura*
* *Gastonia*
* "Gavinosaurus" – *nomen nudum*; *Eotyrannus*
* *Geminiraptor*
* *Genusaurus*
* *Genyodectes*
* *Geranosaurus*
* *Gideonmantellia*
* *Giganotosaurus*
* *Gigantoraptor*
* *Gigantosaurus*
* "*Gigantosaurus*" – preoccupied name, now known as *Tornieria*
* *Gigantoscelus* – junior synonym of *Euskelosaurus*
* *Gigantspinosaurus*
* *Gilmoreosaurus*
* "Ginnareemimus" – *nomen nudum*; *Kinnareemimus*
* *Giraffatitan*
* *Glacialisaurus*
* *Glishades*
* *Glyptodontopelta*

 File:Naturkundemuseum Brachiosaurus brancai.jpg
* *Gobiceratops*
* *Gobisaurus*
* *Gobititan*
* *Gobivenator*
* "Godzillasaurus" – *nomen nudum*; *Gojirasaurus*
* *Gojirasaurus*
* *Gondwanatitan*
* *Gongbusaurus*
* *Gongpoquansaurus*
* *Gongxianosaurus*
* *Gorgosaurus*
* *Goyocephale*
* *Graciliceratops*
* *Graciliraptor*
* *Gracilisuchus* – a non-dinosaurian archosaur
* *Gravitholus*
* *Gresslyosaurus* – junior synonym of *Plateosaurus*
* *Griphornis* – junior synonym of the bird *Archaeopteryx*
* *Griphosaurus* – junior synonym of the bird *Archaeopteryx*
* *Gryphoceratops*
* *Gryponyx*
* *Gryposaurus*
* *Gspsaurus* - *nomen manuscriptum*
* *Guaibasaurus*
* *Gualicho*
* *Guanlong*
* *Gwyneddosaurus* – a tanystrophid
* *Gyposaurus* – junior synonym of *Massospondylus*

H

* "Hadrosauravus" – *nomen nudum*; junior synonym of *Gryposaurus*
* *Hadrosaurus*
* *Haestasaurus*
* *Hagryphus*
* *Hallopus* – a crocodilian
* *Halszkaraptor*
* *Halticosaurus*
* *Hanssuesia*
* "Hanwulosaurus" – *nomen nudum*
* *Haplocanthosaurus*
* "*Haplocanthus*" – preoccupied name, now known as *Haplocanthosaurus*
* *Haplocheirus*
* *Harpymimus*
* *Haya*
* *Hecatasaurus* – junior synonym of *Telmatosaurus*
* "Heilongjiangosaurus" – *nomen nudum*
* *Heishansaurus*
* *Helioceratops*
* "*Helopus*" – preoccupied name, now known as *Euhelopus*
* *Heptasteornis*
* *Herbstosaurus* – a pterosaur
* *Herrerasaurus*
* *Hesperonychus*
* *Hesperosaurus*
* *Heterodontosaurus*
* *Heterosaurus* - junior synonym of *Mantellisaurus*
* *Hexing*
* *Hexinlusaurus*
* *Heyuannia*

 File:Hypsilophodon foxii 1.jpg
* *Hierosaurus*
* *Hikanodon*
* *Hippodraco*
* "Hironosaurus" – *nomen nudum*
* "Hisanohamasaurus" – *nomen nudum*
* *Histriasaurus*
* *Homalocephale*
* "Honghesaurus" – *nomen nudum*; *Yandusaurus*
* *Hongshanosaurus* – junior synonym of *Psittacosaurus*
* *Hoplitosaurus*
* *Hoplosaurus* – junior synonym of *Struthiosaurus*
* *Horshamosaurus*
* *Hortalotarsus* – junior synonym of *Massospondylus*
* *Huabeisaurus*
* *Hualianceratops*
* *Huanansaurus*
* *Huanghetitan*
* *Huangshanlong*
* *Huaxiagnathus*
* *Huaxiaosaurus* - junior synonym of *Shantungosaurus*
* "Huaxiasaurus" – *nomen nudum*; *Huaxiagnathus*
* *Huayangosaurus*
* *Hudiesaurus*
* *Huehuecanauhtlus*
* *Hulsanpes*
* *Hungarosaurus*
* *Huxleysaurus*
* *Hylaeosaurus*
* *Hylosaurus* – junior synonym of *Hylaeosaurus*
* *Hypacrosaurus*
* *Hypselorhachis* – a ctenosauriscid
* *Hypselosaurus*
* *Hypselospinus*
* *Hypsibema*
* *Hypsilophodon*
* *Hypsirhophus*

I

* "Ichabodcraniosaurus" – *nomen nudum*; probably *Velociraptor*
* *Ichthyovenator*
* *Ignavusaurus*
* *Iguanacolossus*
* *Iguanodon*
* "Iguanoides" – *nomen nudum*; *Iguanodon*

 File:Iguanodon de Bernissart IRSNB 01.JPG
* "Iguanosaurus" – *nomen nudum*; *Iguanodon*
* *Iliosuchus*
* *Ilokelesia*
* *Incisivosaurus*
* *Indosaurus*
* *Indosuchus*
* "*Ingenia*" – preoccupied name, now known as *Ajancingenia*
* *Inosaurus*
* *Irritator*
* *Isaberrysaura*
* *Isanosaurus*
* *Ischioceratops*
* *Ischisaurus* – junior synonym of *Herrerasaurus*
* "*Ischyrosaurus*" – preoccupied name, has not yet been renamed
* *Isisaurus*
* "Issasaurus" – *nomen nudum*; *Dicraeosaurus*
* *Itemirus*
* *Iuticosaurus*

J

* *Jainosaurus*
* *Jaklapallisaurus*
* *Janenschia*
* *Jaxartosaurus*
* *Jeholosaurus*
* *Jenghizkhan* – junior synonym of *Tarbosaurus*
* "Jensenosaurus" – *nomen nudum*; *Supersaurus*
* *Jeyawati*
* *Jianchangosaurus*
* "Jiangjunmiaosaurus" – *nomen nudum*; *Monolophosaurus*
* *Jiangjunosaurus*
* *Jiangshanosaurus*

 File:Jinfengopteryx wiki.jpg
* *Jiangxisaurus* - possible synonym of *Nankangia*
* *Jianianhualong*
* *Jinfengopteryx*
* *Jingshanosaurus*
* *Jintasaurus*
* *Jinyunpelta*
* *Jinzhousaurus*
* *Jiutaisaurus*
* *Jobaria*
* *Jubbulpuria*
* *Judiceratops*
* "Jugaloceratops"
* *Jurapteryx* – junior synonym of the bird *Archaeopteryx*
* "Jurassosaurus" – *nomen nudum*; *Tianchisaurus*
* *Juratyrant*
* *Juravenator*

K

* *Kaatedocus*
* "Kagasaurus" – *nomen nudum*
* *Kaijiangosaurus*
* *Kakuru*
* *Kangnasaurus*
* *Karongasaurus*
* *Katepensaurus*
* "Katsuyamasaurus" – *nomen nudum*; possible junior synonym of *Fukuiraptor*
* *Kayentavenator*
* *Kazaklambia*
* *Kelmayisaurus*
* *Kemkemia* - a crocodyliform
* *Kentrosaurus*
* *Kentrurosaurus* – junior synonym (unneeded replacement name) of *Kentrosaurus*
* *Kerberosaurus*

 File:Berlin Naturkundemuseum Dino Eingangshalle.jpg
* *Khaan*
* *Khetranisaurus*
* *Kileskus*
* *Kinnareemimus*
* "Kitadanisaurus" – *nomen nudum*; *Fukuiraptor*
* "Kittysaurus" – *nomen nudum*; *Eotyrannus*
* *Klamelisaurus* - possible junior synonym of *Bellusaurus*
* *Kol*
* *Koparion*
* *Koreaceratops*
* *Koreanosaurus*
* "Koreanosaurus" – *nomen nudum*; name later used formally for a genus of ornithopod
* *Koshisaurus*
* *Kosmoceratops*
* *Kotasaurus*
* *Koutalisaurus*
* *Kritosaurus*
* *Kryptops*
* *Krzyzanowskisaurus* – probably a pseudosuchian (?*Revueltosaurus*)
* *Kukufeldia*
* *Kulceratops*
* *Kulindadromeus*
* *Kulindapteryx* – synonym of *Kulindadromeus*
* *Kunbarrasaurus*
* *Kundurosaurus*
* *Kunmingosaurus* – may be a *nomen nudum*
* *Kuszholia* – probably a bird

L

* *Labocania*
* *Labrosaurus* – junior synonym of *Allosaurus*
* "*Laelaps*" – preoccupied name, now known as *Dryptosaurus*
* *Laevisuchus*
* *Lagerpeton* – a non-dinosaurian dinosauromorph
* *Lagosuchus* – a non-dinosaurian dinosauromorph
* *Laiyangosaurus*
* *Lamaceratops* - possible junior synonym of *Bagaceratops*
* *Lambeosaurus*
* *Lametasaurus*
* *Lamplughsaura*
* *Lanasaurus* – junior synonym of *Lycorhinus*
* "Lancangosaurus" – variant spelling of "Lancanjiangosaurus"
* "Lancanjiangosaurus" – *nomen nudum*
* *Lanzhousaurus*
* *Laosaurus*
* *Lapampasaurus*
* *Laplatasaurus*
* *Lapparentosaurus*
* *Laquintasaura*
* *Latenivenatrix*
* *Latirhinus*
* *Leaellynasaura*
* *Leinkupal*
* *Leipsanosaurus* – junior synonym of *Struthiosaurus*
* "Lengosaurus" – *nomen nudum*; *Eotyrannus*
* *Leonerasaurus*
* *Lepidocheirosaurus* — junior synonym of *Kulindadromeus*
* *Lepidus*
* *Leptoceratops*
* *Leptorhynchos*
* *Leptospondylus* – junior synonym of *Massospondylus*
* *Leshansaurus*
* *Leshotosaurus*
* *Lesothosaurus*
* *Lessemsaurus*
* *Levnesovia*
* *Lewisuchus* – a non-dinosaurian dinosauromorph
* *Lexovisaurus*

 File:Linhenykus monodactylus.jpg
* *Leyesaurus*
* *Liaoceratops*
* *Liaoningosaurus*
* "Liaoningtitan" - *nomen nudum*
* *Liaoningvenator*
* *Liassaurus* - *nomen nudum*, possibly *Sarcosaurus*
* *Libycosaurus* – an anthracothere mammal
* *Ligabueino*
* *Ligabuesaurus*
* "Ligomasaurus" – *nomen nudum*, probably *Giraffatitan*
* "Likhoelesaurus" – *nomen nudum*; possibly non-dinosaurian
* *Liliensternus*
* *Limaysaurus*
* "*Limnornis*" – preoccupied name, now known as *Palaeocursornis* ( a pterosaur)
* "*Limnosaurus*" – preoccupied name, now known as *Telmatosaurus*
* *Limusaurus*
* *Linhenykus*
* *Linheraptor*
* *Linhevenator*
* *Lirainosaurus*
* *Lisboasaurus* – a crocodilian
* *Liubangosaurus*
* *Lohuecotitan*
* *Loncosaurus*
* *Longisquama* – some sort of non-dinosaurian reptile
* *Longosaurus* – junior synonym of *Coelophysis*
* *Lophorhothon*
* *Lophostropheus*
* *Loricatosaurus*
* *Loricosaurus*
* *Losillasaurus*
* *Lourinhanosaurus*
* *Lourinhasaurus*
* *Luanchuanraptor*
* "Luanpingosaurus" – *nomen nudum*; *Psittacosaurus*
* *Lucianosaurus* – a non-dinosaurian archosauriform
* *Lucianovenator*
* *Lufengosaurus*
* *Lukousaurus* - possibly a crurotarsan
* *Luoyanggia*
* *Lurdusaurus*
* *Lusitanosaurus*
* *Lusotitan*
* *Lycorhinus*
* *Lythronax*

M

* *Macelognathus* – a sphenosuchian crocodilian
* *Machairasaurus*
* *Machairoceratops*
* *Macrodontophion* - a member of Lophotrochozoa
* *Macrogryphosaurus*
* *Macrophalangia* – junior synonym of *Chirostenotes*
* "Macroscelosaurus" – *nomen nudum*; probable junior synonym of *Tanystropheus*
* *Macrurosaurus*
* "Madsenius" – *nomen nudum*
* *Magnamanus*
* *Magnapaulia*
* *Magnirostris*
* *Magnosaurus*
* "Magulodon" – *nomen nudum*
* *Magyarosaurus*
* *Mahakala*
* *Maiasaura*
* *Majungasaurus*
* *Majungatholus* – junior synonym of *Majungasaurus*
* *Malarguesaurus*
* *Malawisaurus*
* *Maleevosaurus* – junior synonym of *Tarbosaurus*
* *Maleevus*

 File:Massospondylus reconstruction.png
* *Mamenchisaurus*
* *Mandschurosaurus*
* *Manidens*
* *Manospondylus* – synonym of *Tyrannosaurus*
* *Mantellisaurus*
* *Mantellodon* - possible junior synonym of *Mantellisaurus*
* *Mapusaurus*
* *Marasuchus* – a non-dinosaurian dinosauromorph
* *Marisaurus*
* *Marmarospondylus*
* *Marshosaurus*
* *Martharaptor*
* *Masiakasaurus*
* *Massospondylus*
* *Matheronodon*
* *Maxakalisaurus*
* *Medusaceratops*
* "Megacervixosaurus" – *nomen nudum*
* "*Megadactylus*" – preoccupied name, now known as *Anchisaurus*
* "Megadontosaurus" – *nomen nudum*; *Microvenator*
* *Megalosaurus*
* *Megapnosaurus* – junior synonym of *Coelophysis*
* *Megaraptor*
* *Mei*
* *Melanorosaurus*
* *Mendozasaurus*
* *Mercuriceratops*
* *Meroktenos*
* *Metriacanthosaurus*
* "Microcephale" – *nomen nudum*
* "*Microceratops*" – preoccupied name, now known as *Microceratus*
* *Microceratus*
* *Microcoelus*
* "Microdontosaurus" – *nomen nudum*
* *Microhadrosaurus*
* *Micropachycephalosaurus*
* *Microraptor*
* *Microvenator*
* *Mierasaurus*
* "Mifunesaurus" – *nomen nudum*
* *Minmi*
* *Minotaurasaurus* – probable junior synonym of *Tarchia*
* *Miragaia*
* *Mirischia*
* *Moabosaurus*
* *Mochlodon*
* "Mohammadisaurus" – *nomen nudum*; *Tornieria*

 File:Muttaburrasaurus skel QM email.jpg
* *Mojoceratops* – probable junior synonym of *Chasmosaurus*
* *Mongolosaurus*
* *Monkonosaurus*
* *Monoclonius*
* *Monolophosaurus*
* "*Mononychus*" – preoccupied name, now known as *Mononykus*
* *Mononykus*
* *Montanoceratops*
* *Morelladon*
* *Morinosaurus*
* *Morosaurus* – junior synonym of *Camarasaurus*
* *Morrosaurus*
* *Mosaiceratops*
* "Moshisaurus" – *nomen nudum*; possibly *Mamenchisaurus*
* "Mtapaiasaurus" – *nomen nudum*, probably *Giraffatitan*
* "Mtotosaurus" – *nomen nudum*; *Dicraeosaurus*
* *Murusraptor*
* *Mussaurus*
* *Muttaburrasaurus*
* *Muyelensaurus*
* *Mymoorapelta*

N

* *Naashoibitosaurus*
* *Nambalia*
* *Nankangia*
* *Nanningosaurus*
* *Nanosaurus*
* *Nanotyrannus* – possibly a juvenile *Tyrannosaurus* or other tyrannosaurid
* *Nanshiungosaurus*
* *Nanuqsaurus*
* *Nanyangosaurus*
* *Narambuenatitan*
* *Nasutoceratops*
* *Natronasaurus* - self-published name, now known as *Alcovasaurus*
* *Nebulasaurus*
* "*Nectosaurus*" – preoccupied name, now known as *Kritosaurus*
* *Nedcolbertia*
* *Nedoceratops* - possible junior synonym of *Triceratops*
* *Neimongosaurus*
* "*Nemegtia*" – preoccupied name, now known as *Nemegtomaia*
* *Nemegtomaia*
* *Nemegtosaurus*
* "*Neosaurus*" – preoccupied name, now known as *Parrosaurus*
* *Neosodon*
* *Neovenator*
* *Neuquenraptor*
* *Neuquensaurus*
* "Newtonsaurus" – *nomen nudum*
* "Ngexisaurus" – *nomen nudum*
* *Nicksaurus* - *nomen manuscriptum*
* *Nigersaurus*
* *Ningyuansaurus*
* *Niobrarasaurus*
* *Nipponosaurus*
* *Noasaurus*
* *Nodocephalosaurus*
* *Nodosaurus*
* *Nomingia*

 File:Neimongosaurus.jpg
* *Nopcsaspondylus*
* *Normanniasaurus*
* *Nothronychus*
* *Notoceratops*
* *Notocolossus*
* *Notohypsilophodon*
* *Nqwebasaurus*
* "Nteregosaurus" – *nomen nudum*; *Janenschia*
* "Nurosaurus" – *nomen nudum*
* *Nuthetes*
* *Nyasasaurus* – possibly a non-dinosaurian dinosauriform
* "Nyororosaurus" – *nomen nudum*; *Dicraeosaurus*

O

* *Ohmdenosaurus*
* *Ojoceratops* - possible junior synonym of *Triceratops* or *Eotriceratops*
* *Ojoraptorsaurus*
* *Oligosaurus* – junior synonym of *Rhabdodon*
* *Olorotitan*
* *Omeisaurus*
* "*Omosaurus*" – preoccupied name, now known as *Dacentrurus*
* *Onychosaurus* – possible of *Rhabdodon*, or a dubious ankylosaurian
* *Oohkotokia* – possible junior synonym of *Scolosaurus*
* *Opisthocoelicaudia* – possible junior synonym of *Nemegtosaurus*
* *Oplosaurus*
* "Orcomimus" – *nomen nudum*
* *Orinosaurus* – junior synonym (unneeded replacement name) of *Orosaurus*
* *Orkoraptor*
* *Ornatotholus* – junior synonym of *Stegoceras*
* *Ornithodesmus*
* "Ornithoides" – *nomen nudum*; *Saurornithoides*
* *Ornitholestes*

 File:Omeisaurus tianfuensis34.jpg
* *Ornithomerus* – junior synonym of *Rhabdodon*
* *Ornithomimoides*
* *Ornithomimus*
* *Ornithopsis*
* *Ornithosuchus* – a non-dinosaurian archosaur
* *Ornithotarsus* – junior synonym of *Hadrosaurus*
* *Orodromeus*
* *Orosaurus* – junior synonym of *Euskelosaurus*
* *Orthogoniosaurus*
* *Orthomerus*
* *Oryctodromeus*
* "Oshanosaurus" – *nomen nudum*
* *Osmakasaurus*
* *Ostafrikasaurus*
* *Ostromia*
* *Othnielia*
* *Othnielosaurus*
* *Otogosaurus*
* *Ouranosaurus*
* *Overosaurus*
* *Oviraptor*
* "Ovoraptor" – *nomen nudum*; *Velociraptor*
* *Owenodon*
* *Oxalaia*
* *Ozraptor*

P

* *Pachycephalosaurus*
* *Pachyrhinosaurus*
* *Pachysauriscus* – junior synonym of *Plateosaurus*
* *Pachysaurops* – junior synonym of *Plateosaurus*
* "*Pachysaurus*" – preoccupied name, now known as *Pachysauriscus*; junior synonym of *Plateosaurus*
* *Pachyspondylus* – probable junior synonym of *Massospondylus*
* *Pachysuchus*
* *Padillasaurus*
* *Pakisaurus*
* *Palaeoctonus* – a phytosaur
* *Palaeocursornis* – an azhdarchoid pterosaur
* "Palaeolimnornis" – *nomen nudum*; *Palaeocursornis*, pterodactyloid pterosaur belonging to Azhdarchoidea
* *Palaeopteryx* – possibly a bird
* *Palaeosauriscus* – junior synonym of *Paleosaurus*
* "*Palaeosaurus*" – preoccupied name, now known as *Paleosaurus*
* "*Palaeosaurus*" – preoccupied name, now known as *Sphenosaurus*, a non-dinosaurian procolophonid
* *Palaeoscincus*
* *Paleosaurus* – a non-dinosaurian archosaur
* *Paludititan*
* *Paluxysaurus* – junior synonym of *Sauroposeidon*
* *Pampadromaeus*
* *Pamparaptor*
* *Panamericansaurus*
* *Pandoravenator*
* *Panguraptor*
* *Panoplosaurus*
* *Panphagia*
* *Pantydraco*

 File:Pachycephalosaurus.jpg
* "Paraiguanodon" – *nomen nudum*; *Bactrosaurus*
* *Paralititan*
* *Paranthodon*
* *Pararhabdodon*
* *Parasaurolophus*
* *Pareiasaurus* – a pareiasaur
* *Parksosaurus*
* *Paronychodon*
* *Parrosaurus* - now known as *Hypsibema missouriensis*
* *Parvicursor*
* *Patagonykus*
* *Patagosaurus*
* *Patagotitan*
* *Pawpawsaurus*
* *Pectinodon*
* *Pedopenna*
* *Pegomastax*
* *Peishansaurus*
* *Pekinosaurus* – a pseudosuchian; possibly a junior synonym of *Revueltosaurus*
* *Pelecanimimus*
* *Pellegrinisaurus*
* *Peloroplites*
* *Pelorosaurus*
* "*Peltosaurus*" – preoccupied name, now known as *Sauropelta*
* *Penelopognathus*
* *Pentaceratops*
* *Petrobrasaurus*
* *Phaedrolosaurus*
* *Philovenator*
* *Phuwiangosaurus*
* *Phyllodon*
* *Piatnitzkysaurus*
* *Picrodon* - non-dinosaurin archosaur, now known as *Avalonianus*
* *Pinacosaurus*
* *Pisanosaurus* - possibly a silesaurid
* *Pitekunsaurus*
* *Piveteausaurus*
* *Planicoxa*
* *Plateosauravus*
* *Plateosaurus*
* *Platyceratops*
* *Platypelta*
* *Plesiohadros*
* *Pleurocoelus* – possible junior synonym of *Astrodon*
* *Pleuropeltus* – junior synonym of *Struthiosaurus*
* *Pneumatoarthrus* – a turtle
* *Pneumatoraptor*
* *Podokesaurus* - possible junior synonym of *Coelophysis*
* *Poekilopleuron*
* *Polacanthoides* – junior synonym of *Hylaeosaurus*
* *Polacanthus*
* *Polyodontosaurus*
* *Polyonax*
* *Ponerosteus* - a non-dinosaurian archosaur
* *Poposaurus* – a non-dinosaurian archosaur

 File:Sketch parasaurolophus.jpg
* *Postosuchus* – a rauisuchian
* *Powellvenator*
* *Pradhania*
* *Prenocephale*
* *Prenoceratops*
* *Priconodon*
* *Priodontognathus*
* *Proa*
* *Probactrosaurus*
* *Probrachylophosaurus*
* *Proceratops* – junior synonym (unneeded replacement name) of *Ceratops*
* *Proceratosaurus*
* *Procerosaurus* – a prolacertiform archosauromorph
* "*Procerosaurus*" – preoccupied name, now known as *Ponerosteus*
* *Procheneosaurus* – junior synonym of *Lambeosaurus*
* *Procompsognathus*
* *Prodeinodon*
* "Proiguanodon" – *nomen nudum*; *Iguanodon*
* *Propanoplosaurus*
* *Proplanicoxa* – probable junior synonym of *Mantellisaurus*
* *Prosaurolophus*
* *Protarchaeopteryx*
* *Protecovasaurus* – a non-dinosaurian archosauriform
* *Protiguanodon* – junior synonym of *Psittacosaurus*
* *Protoavis* – described as a bird, probably a chimera including theropod dinosaur bones
* *Protoceratops*
* *Protognathosaurus*
* "*Protognathus*" – preoccupied name, now known as *Protognathosaurus*
* *Protohadros*
* *Protorosaurus* – a non-dinosaurian reptile
* "*Protorosaurus*" – preoccupied name, now known as *Chasmosaurus*
* "Protrachodon" – *nomen nudum*; *Orthomerus*
* "Proyandusaurus" – *nomen nudum*; *Hexinlusaurus*.
* *Pseudolagosuchus* – a non-dinosaurian dinosauromorph
* *Psittacosaurus*
* *Pteropelyx*
* *Pterospondylus*
* *Puertasaurus*
* *Pukyongosaurus*
* *Pulanesaura*
* *Pycnonemosaurus*
* *Pyroraptor*

Q

* *Qantassaurus*

 File:Qianzhousaurus.jpg
* *Qianzhousaurus*
* *Qiaowanlong*
* *Qijianglong*
* *Qinlingosaurus*
* *Qingxiusaurus*
* *Qiupalong*
* *Quaesitosaurus*
* *Quetecsaurus*
* *Quilmesaurus*

R

* *Rachitrema* – a chimera primarily based on ichthyosaur fossils
* *Rahiolisaurus*
* "*Rahona*" – preoccupied name, now known as *Rahonavis*
* *Rahonavis* – possibly a bird
* *Rajasaurus*
* *Rapator*
* *Rapetosaurus*
* *Raptorex*
* *Ratchasimasaurus*
* *Rativates*
* *Rayososaurus*
* *Razanandrongobe* – a crocodylomorph
* *Rebbachisaurus*
* *Regaliceratops*
* *Regnosaurus*
* *Revueltosaurus* – a pseudosuchian
* *Rhabdodon*
* *Rhadinosaurus* – may be non-dinosaurian, possibly crocodilian
* *Rhinorex* – probable junior synonym of *Gryposaurus*
* *Rhodanosaurus* – junior synonym of *Struthiosaurus*
* *Rhoetosaurus*
* *Rhopalodon* – a synapsid
* *Riabininohadros*
* *Richardoestesia*

* "*Rileya*" – preoccupied name, now known as *Rileyasuchus*
* *Rileyasuchus* – a phytosaur
* *Rinchenia*
* *Rinconsaurus*
* *Rioarribasaurus* – junior synonym of *Coelophysis*
* "Riodevasaurus" - *nomen nudum*; *Turiasaurus*
* *Riojasaurus*
* *Riojasuchus* – a non-dinosaurian archosaur
* *Rocasaurus*
* "Roccosaurus" – *nomen nudum*; *Melanorosaurus*
* *Rubeosaurus*
* *Ruehleia*
* *Rugocaudia*
* *Rugops*
* *Rukwatitan*
* *Ruyangosaurus*

S

* *Sacisaurus* – a silesaurid
* *Sahaliyania*
* *Saichania*
* *Saldamosaurus* – dubious stegosaurid
* "Salimosaurus" – *nomen nudum*, probably *Giraffatitan*
* *Saltasaurus*
* *Saltopus* – probably a non-dinosaurian dinosauromorph
* "Saltriosaurus" – *nomen nudum*
* "Sanchusaurus" – *nomen nudum*
* "Sangonghesaurus" – *nomen nudum*
* *Sanjuansaurus*
* *Sanpasaurus*
* *Santanaraptor*
* *Sarahsaurus*
* *Saraikimasoom* - *nomen manuscriptum*
* *Sarcolestes*
* *Sarcosaurus*
* *Sarmientosaurus*
* *Saturnalia*
* *Sauraechinodon* – junior synonym of *Echinodon*
* *Saurolophus*
* *Sauroniops*
* *Sauropelta*
* *Saurophaganax* – possible junior synonym of *Allosaurus*
* "*Saurophagus*" – preoccupied name, now known as *Saurophaganax*
* *Sauroplites*
* *Sauroposeidon*
* *Saurornithoides*
* *Saurornitholestes*
* *Savannasaurus*
* *Scansoriopteryx*
* *Scaphonyx* – a rhynchosaur
* *Scelidosaurus*
* *Scipionyx*
* *Sciurumimus*
* *Scleromochlus* – a non-dinosaurian avemetatarsalian

 File:Sauropelta jconway.png
* *Scolosaurus*
* *Scutellosaurus*
* *Secernosaurus*
* *Sefapanosaurus*
* *Segisaurus*
* *Segnosaurus*
* *Seismosaurus* – junior synonym of *Diplodocus*
* *Seitaad*
* "Selimanosaurus" – *nomen nudum*; *Dicraeosaurus*
* *Sellacoxa*
* *Sellosaurus* – junior synonym of *Plateosaurus*
* *Serendipaceratops*
* *Serikornis*
* *Shamosaurus*
* *Shanag*
* *Shanshanosaurus* – junior synonym of *Tarbosaurus*
* *Shantungosaurus*
* *Shanxia* – probable junior synonym of *Saichania*
* *Shanyangosaurus*
* *Shaochilong*
* *Shenzhousaurus*
* *Shidaisaurus*
* *Shingopana*
* *Shixinggia*
* *Shuangbaisaurus*
* *Shuangmiaosaurus*
* *Shunosaurus*
* *Shuvosaurus* – a rauisuchian
* *Shuvuuia*
* *Siamodon*
* *Siamodracon* - dubious stegosaurid
* *Siamosaurus*
* *Siamotyrannus*
* *Siats*
* "Sibirosaurus" - *nomen nudum*sibirotitan
* “Sibirotitan
* *Sidormimus* - *nomen nudum*
* *Sigilmassasaurus*
* *Silesaurus* – a silesaurid
* *Siluosaurus*
* *Silvisaurus*
* *Similicaudipteryx*
* *Sinocalliopteryx*
* *Sinoceratops*
* *Sinocoelurus*
* *Sinopelta* - junior synonym of *Sinopeltosaurus*
* *Sinopeltosaurus*
* "Sinopliosaurus"
* *Sinornithoides*
* *Sinornithomimus*
* *Sinornithosaurus*
* *Sinosauropteryx*
* *Sinosaurus*
* *Sinotyrannus*
* *Sinovenator*
* *Sinraptor*

 File:Stegosaurus stenops sophie wiki martyniuk.png
* *Sinusonasus*
* *Sirindhorna*
* *Skorpiovenator*
* "*Smilodon*" – preoccupied name, now known as *Zanclodon*
* *Sonidosaurus*
* *Sonorasaurus*
* *Soriatitan*
* *Sphaerotholus*
* *Sphenosaurus* – a non-dinosaurian reptile
* *Sphenospondylus* - junior synonym of *Mantellisaurus*
* *Spiclypeus*
* *Spinophorosaurus*
* *Spinops*
* *Spinosaurus*
* *Spinostropheus*
* *Spinosuchus* – a non-dinosaurian reptile
* *Spondylosoma* – possibly a rauisuchian
* *Squalodon* – a cetacean
* *Staurikosaurus*
* *Stegoceras*
* *Stegopelta*
* *Stegosaurides*
* *Stegosaurus*
* *Stenonychosaurus*
* *Stenopelix*
* *Stenotholus* – junior synonym of *Stygimoloch*
* *Stephanosaurus* – junior synonym of *Lambeosaurus*
* "*Stereocephalus*" – preoccupied name, now known as *Euoplocephalus*
* *Sterrholophus* – junior synonym of *Triceratops*
* *Stokesosaurus*
* *Stormbergia* - junior synonym of *Lesothosaurus*
* *Strenusaurus* – junior synonym of *Riojasaurus*
* *Streptospondylus*
* *Struthiomimus*
* *Struthiosaurus*
* *Stygimoloch* – possibly a sub-adult *Pachycephalosaurus*
* *Stygivenator* – junior synonym of *Tyrannosaurus*
* *Styracosaurus*
* *Succinodon* – fossilized mollusc borings
* *Suchomimus*
* *Suchosaurus* – originally described as a crocodile, a dubious spinosaurid possibly synonymous with Baryonyx
* *Suchoprion* – a phytosaur
* "Sugiyamasaurus" – *nomen nudum*

 File:Suchomimus tenerensis (2).jpg
* *Sulaimanisaurus*
* *Supersaurus*
* *Suuwassea*
* *Suzhousaurus*
* *Symphyrophus* – junior synonym of *Camptosaurus*
* *Syngonosaurus* - junior synonym of *Acanthopholis*
* "*Syntarsus*" – preoccupied name, renamed Megapnosaurus which is now a junior synonym of *Coelophysis*
* *Syrmosaurus* – junior synonym of *Pinacosaurus*
* *Szechuanosaurus*

T

* *Tachiraptor*
* *Talarurus*
* *Talenkauen*
* *Talos*
* *Tambatitanis*
* *Tangvayosaurus*
* *Tanius*
* *Tanycolagreus*
* *Tanystropheus* – a protorosaur
* *Tanystrosuchus*
* *Taohelong*
* *Tapinocephalus* – a therapsid
* *Tapuiasaurus*
* *Tarascosaurus*
* *Tarbosaurus*
* *Tarchia*
* *Tastavinsaurus*
* *Tatankacephalus*
* *Tatankaceratops* - probable junior synonym of *Triceratops*
* *Tataouinea*
* *Tatisaurus*
* *Taurovenator*
* *Taveirosaurus*
* *Tawa*
* *Tawasaurus* - junior synonym of *Lufengosaurus*
* *Tazoudasaurus*
* *Technosaurus* – a silesaurid
* *Tecovasaurus* – a non-dinosaurian archosauriform
* *Tehuelchesaurus*
* *Teihivenator*
* *Teinurosaurus*
* *Teleocrater* – a basal avemetatarsalian
* *Telmatosaurus*
* "Tenantosaurus" – *nomen nudum*; *Tenontosaurus*
* "Tenchisaurus" - *nomen nudum*; an unpublished museum name for *Tianchisaurus*
* *Tendaguria*
* *Tengrisaurus*
* *Tenontosaurus*
* *Teratophoneus*
* *Teratosaurus* – a non-dinosaurian archosaur
* *Termatosaurus* – a phytosaur

 File:Triceratops Specimen at the Houston Museum of Natural Science.JPG
* *Tethyshadros*
* *Tetragonosaurus* – junior synonym of *Lambeosaurus*
* *Texacephale*
* *Texasetes*
* *Teyuwasu*
* *Thecocoelurus*
* *Thecodontosaurus*
* *Thecospondylus*
* *Theiophytalia*
* *Therizinosaurus*
* *Therosaurus*
* *Thescelosaurus*
* *Thespesius*
* "Thotobolosaurus" – *nomen nudum*
* *Tianchisaurus*
* "Tianchungosaurus" – *nomen nudum*; *Dianchungosaurus* (crocodilian)
* *Tianyulong*
* *Tianyuraptor*
* *Tianzhenosaurus* – probable junior synonym of *Saichania*
* *Tichosteus*
* *Tienshanosaurus*
* *Timimus*
* *Timurlengia*
* *Titanoceratops*
* *Titanosaurus*
* "*Titanosaurus*" – preoccupied name, now known as *Atlantosaurus*
* *Tochisaurus*
* "*Tomodon*" – preoccupied name, now known as *Diplotomodon*
* *Tonganosaurus*
* *Tongtianlong*
* "Tonouchisaurus" – *nomen nudum*
* *Torilion* – junior synonym of *Barilium*
* *Tornieria*
* *Torosaurus*
* *Torvosaurus*
* *Tototlmimus*
* *Trachodon*
* *Tratayenia*
* *Traukutitan*
* *Trialestes* – a basal crocodylomorph
* "*Triassolestes*" – preoccupied name, now known as *Trialestes*
* *Tribelesodon* – *Tanystropheus*, a prolacertiform archosauromorph
* *Triceratops*
* *Trigonosaurus*
* *Trimucrodon*
* *Trinisaura*
* *Triunfosaurus*
* *Troodon*
* *Tsaagan*
* *Tsagantegia*
* *Tsintaosaurus*
* *Tugulusaurus*
* *Tuojiangosaurus*
* *Turanoceratops*
* *Turiasaurus*
* *Tylocephale*
* *Tylosteus* – synonym of *Pachycephalosaurus*
* *Tyrannosaurus*
* *Tyrannotitan*

U

 File:Udanoceratops skull.svg
* *Uberabatitan*
* *Udanoceratops*
* *Ugrosaurus* – junior synonym of *Triceratops*
* *Ugrunaaluk* – possible junior synonym of *Edmontosaurus*
* *Uintasaurus* – junior synonym of *Camarasaurus*
* *Ultrasauros* – junior synonym of *Supersaurus*
* *Ultrasaurus*
* "*Ultrasaurus*" – preoccupied name, renamed *Ultrasauros* which is now a junior synonym of *Supersaurus*
* *Umarsaurus* – *nomen nudum*; *Barsboldia*
* *Unaysaurus*
* *Unenlagia*
* *Unescoceratops*
* "Unicerosaurus" – *nomen nudum*, a fish
* *Unquillosaurus*
* *Urbacodon*
* *Utahceratops*
* *Utahraptor*
* *Uteodon*

V

* *Vagaceratops*
* *Vahiny*
* *Valdoraptor*
* *Valdosaurus*
* *Variraptor*

 File:Velociraptor skeleton.jpg
* *Vectensia* – junior synonym of *Polacanthus*
* *Vectisaurus* - junior synonym of *Mantellisaurus*
* *Velafrons*
* *Velocipes*
* *Velociraptor*
* *Velocisaurus*
* *Venaticosuchus* – a non-dinosaurian archosaur
* *Venenosaurus*
* *Veterupristisaurus*
* *Viavenator*
* *Vitakridrinda*
* *Vitakrisaurus*
* *Volkheimeria*
* *Vouivria*
* *Vulcanodon*

W

* *Wadhurstia* – junior synonym of *Hypselospinus*
* *Wakinosaurus*
* *Walgettosuchus*
* "*Walkeria*" – preoccupied name, now known as *Alwalkeria*
* "Walkersaurus" – *nomen nudum*; *Duriavenator*

Artist's restoration of *Wiehenvenator*.

* "Wangonisaurus" – *nomen nudum*, probably *Giraffatitan*
* *Wannanosaurus*
* *Wellnhoferia* – a bird, possible junior synonym of *Archaeopteryx*
* *Wendiceratops*
* *Wiehenvenator*
* *Willinakaqe*[18]
* *Wintonotitan*
* *Wuerhosaurus*
* *Wulagasaurus*
* *Wulatelong*
* *Wyleyia* – probably a bird
* "Wyomingraptor" – *nomen nudum*, probably *Allosaurus*

X

* *Xenoceratops*
* *Xenoposeidon*
* *Xenotarsosaurus*
* *Xianshanosaurus*
* *Xiaosaurus*

 File:Xuwulong NT.jpg
* *Xiaotingia*
* *Xingxiulong*
* *Xinjiangovenator*
* *Xinjiangtitan*
* *Xiongguanlong*
* *Xixianykus*
* *Xixiasaurus*
* *Xixiposaurus*
* *Xuanhanosaurus*
* *Xuanhuaceratops*
* "Xuanhuasaurus" – *nomen nudum*; *Xuanhuaceratops*
* *Xuwulong*

Y

* *Yaleosaurus* – junior synonym of *Anchisaurus*
* *Yamaceratops*
* *Yandusaurus*
* *Yangchuanosaurus*

* *Yaverlandia*
* *Yehuecauhceratops*
* "Yezosaurus" – *nomen nudum*; a mosasaur
* *Yi*
* "Yibinosaurus" – *nomen nudum*
* *Yimenosaurus*
* *Yingshanosaurus*
* *Yinlong*
* *Yixianosaurus*
* "Yizhousaurus" – *nomen nudum*
* *Yongjinglong*
* "Yuanmouraptor" – *nomen nudum*
* *Yuanmousaurus*
* *Yueosaurus*
* *Yulong*
* *Yunganglong*
* *Yunmenglong*
* *Yunnanosaurus*
* "Yunxianosaurus" – *nomen nudum*
* *Yurgovuchia*
* *Yutyrannus*

Z

* *Zalmoxes*
* *Zanabazar*
* *Zanclodon* – non-dinosaurian
* *Zapalasaurus*
* *Zapsalis*
* *Zaraapelta*
* *Zatomus* – a non-dinosaurian archosaur
* *Zby*
* *Zephyrosaurus*

 File:Zuniceratops BW.jpg
* *Zhanghenglong*
* *Zhejiangosaurus*
* *Zhenyuanlong*
* *Zhongjianosaurus*
* *Zhongornis*
* *Zhongyuansaurus* – probable junior synonym of *Gobisaurus*
* *Zhuchengceratops*
* *Zhuchengosaurus* - junior synonym of *Shantungosaurus*
* *Zhuchengtitan*
* *Zhuchengtyrannus*
* *Ziapelta*
* *Zigongosaurus*
* *Zizhongosaurus*
* *Zuniceratops*
* *Zunityrannus* - informal name, only used in *Planet Dinosaur*
* *Zuolong*
* *Zuoyunlong*
* *Zupaysaurus*
* *Zuul*

1. ↑ Template:Cite journal
2. ↑ Taylor, M. (12 February 2005). Re: Raptor Red and Heyday Of The Giants. Dinosaur Mailing List.
3. ↑ Williams, T. (13 February 2005). Re: Raptor Red and Heyday Of The Giants. Dinosaur Mailing List.
4. ↑ Template:Cite journal
5. ↑ Template:Cite book
6. ↑ http://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/1021
7. ↑ 7.0 7.1 7.2 Template:Cite book
8. ↑ J. I. Ruiz-Omeñaca (2011) *Delapparentia turolensis* nov. gen et sp., un nuevo dinosaurio iguanodontoideo (Ornithischia: Ornithopoda) en el Cretácico Inferior de Galve. Estudios Geológicos (advance online publication) Template:Doi[1]
9. ↑ Template:Cite book
10. ↑ Template:Cite journal
11. ↑ Template:Cite journal
12. ↑ Template:Cite book
13. ↑ Henderson (2005). "Nano No More: The death of the pygmy tyrant." In: "The origin, systematics, and paleobiology of Tyrannosauridae", a symposium hosted jointly by Burpee Museum of Natural History and Northern Illinois University.
14. ↑ 14.0 14.1 Template:Cite journal
15. ↑ http://www.paleofile.com/Dinosaurs/Armor/Saldamosaurus.asp
16. ↑ Template:Cite journal
17. ↑ Template:Cite journal
18. ↑ Template:Cite journal