Dinosaurs have fascinated kids and adults alike since the very beginning of the discovery of their existence. Their habits, characteristics, and even their appearance are still a mystery, which naturally makes them that much more interesting. Here is a list of all confirmed/unconfirmed dinosaur genera, along with some basic facts about the reptiles that dominated the Earth before mammals.
Classification and Terminology: Since there is no way to confirm and classify all the dinosaur families, there is no official taxonomy for them. However, the dinosaur genera list created and published by George Olshevsky, the biological nomenclature expert, released in 1995 is the one still followed and updated regularly. The terminology conforms with the International Code of Zoological Nomenclature (ICZN), with the primary terminology explained below:
Junior synonym: When two or more genera are combined into one, all the specimens, other than the type specimen released first (the senior synonym), are referred to as junior synonyms | Preoccupied name: A name used for a new taxon after having already been used in print to describe some other taxon (these names are mentioned as ‘previously known’ names wherever applicable in the following list) |
Nomen manuscriptum: Any name that has appeared in printing, but has no scientific backing | Nomen nudum: Any name that has been used multiple times in print, but is yet to be acknowledged by the ICZN standards |
A to Z List of All Types of Dinosaurs |
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Dinosaur Names Starting with ‘A’ | ||
Aardonyx | Abdallahsaurus (nomen nudum, probably Giraffatitan) | Abelisaurus |
Abrosaurus | Abrictosaurus | Abydosaurus |
Abydosaurus | Abrosaurus | Acantholipan |
Acantholipan | Acristavus | Acanthopholis |
Acanthopholis | Achillobator | Achelousaurus |
Actiosaurus (a choristoderan) | Acrocanthosaurus | Acrotholus |
Achillesaurus | Acheroraptor | Adelolophus |
Adamantisaurus | Adasaurus | Adeopapposaurus |
Aepyornithomimus | Aerosteon | Aepisaurus |
Aetonyx (possible junior synonym of Massospondylus) | Aegyptosaurus | Aeolosaurus |
Agathaumas (possibly a synonym of Triceratops) | Afrovenator | Afromimus |
Agnosphitys (a silesaurid dinosauromorph) | Agrosaurus (probably a junior synonym of Thecodontosaurus) | Agilisaurus |
Aggiosaurus (a metriorhynchid crocodilian) | Agustinia (previously known by the preoccupied name Augustia) | Agujaceratops |
Ahshislepelta | Airakoraptor (nomen nudum) | Ajkaceratops |
Ajancingenia (synonym of Heyuannia) | Akainacephalus | Albertosaurus |
Alamosaurus | Albertonykus | Albertadromeus |
Albinykus | Alaskacephale | Aliwalia (a junior synonym of Eucnemesaurus) |
Albertaceratops | Albalophosaurus | Albertavenator |
Aletopelta | Alectrosaurus | Alcovasaurus (self-published name Natronasaurus) |
Algoasaurus | Alvarezsaurus | Alioramus |
Alnashetri | Altispinax | Almas |
Allosaurus | Alxasaurus | Alwalkeria (previously known by preoccupied name Walkeria) |
Altirhinus | Alocodon | Amargasaurus |
Amazonsaurus | Amphicoelias | Ampelosaurus |
Amphicoelicaudia (nomen nudum; possibly Huabeisaurus) | Amargatitanis | Ammosaurus (a junior synonym of Anchisaurus) |
Amargastegos | Amtocephale | Amygdalodon |
Amurosaurus | Amtosaurus (possibly Talarurus) | Anabisetia |
Anatotitan (a junior synonym of Edmontosaurus) | Anchiceratops | Anchiornis |
Anatosaurus (a junior synonym of Edmontosaurus) | Andhrasaurus | Anasazisaurus |
Angloposeidon (nomen nudum) | Anchisaurus (previously known by the preoccupied names Amphisaurus and Megadactylus) | Andesaurus |
Ankylosaurus | Ankistrodon (a proterosuchid archosauriform) | Anodontosaurus |
Anhuilong | Animantarx | Angulomastacator |
Aniksosaurus | Angolatitan | Anserimimus |
Antarctosaurus | Antarctopelta | Anoplosaurus |
Anzu | Anomalipes | Apatodon (possible junior synonym of Allosaurus) |
Antetonitrus | Anthodon (a pareiasaur) | Antrodemus (possible synonym of Allosaurus) |
Aorun | Apatosaurus | Aoniraptor |
Apatoraptor | Appalachiosaurus | Aquilops |
Araucanoraptor (nomen nudum; Neuquenraptor) | Aragosaurus | Aralosaurus |
Archaeopteryx | Archaeodontosaurus | Archaeoceratops |
Archaeornithoides | Archaeornis (junior synonym of Archaeopteryx) | Archaeoraptor (a chimera of the dromaeosaur Microraptor and the bird Yanornis) |
Argentinosaurus | Arenysaurus | Arcovenator |
Archaeornithomimus | Arcusaurus | Aristosaurus (a junior synonym of Massospondylus) |
Arkharavia | Arstanosaurus | Arrhinoceratops |
Aristosuchus | Arkansaurus | Argyrosaurus |
Asiaceratops | Astrodonius – junior synonym of Astrodon | Astrodontaurus (a junior synonym of Astrodon) |
Asiatosaurus | Asylosaurus | Astrodon |
Astrophocaudia | Atlantosaurus (previously known as Titanosaurus) | Atlasaurus |
Atacamatitan | Atsinganosaurus | Atrociraptor |
Atlascopcosaurus | Aucasaurus | Australodocus |
Aublysodon | Auroraceratops | Augustynolophus |
Aurornis | Austrosaurus | Austroposeidon |
Austrocheirus | Austroraptor | Australovenator |
Avaceratops | Avimimus | Aviatyrannis |
Dinosaur Names Starting with ‘B’ | ||
Bagaraatan | Bactrosaurus | Bahariasaurus |
Bagaceratops | Bainoceratops | Balaur |
Barapasaurus | Baotianmansaurus | Barilium |
Bambiraptor | Bannykus | Bagualosaurus |
Balochisaurus | Banji | Bakesaurus (nomen nudum) |
Baryonyx | Barosaurus | Bathygnathus (a pelycosaur, Dimetrodon) |
Batyrosaurus | Bashunosaurus (nomen nudum, Datousaurus) | Barrosasaurus |
Barsboldia | Bayosaurus (nomen nudum) | Bayannurosaurus |
Baurutitan | Beelemodon (nomen nudum) | Becklespinax (a junior synonym of Altispinax) |
Beishanlong | Beipiaognathus | Bellusaurus |
Berberosaurus | Beibeilong | Betasuchus |
Bissektipelta | Bistahieversor | Bienosaurus |
Bicentenaria | Bilbeyhallorum (nomen nudum; Cedarpelta) | Blancocerosaurus (nomen nudum, probably Giraffatitan) |
Blikanasaurus | Blasisaurus | Bonatitan |
Boreonykus | Bolong | Bonapartenykus |
Bonapartesaurus | Borogovia | Bothriospondylus |
Bonitasaura | Borealopelta | Borealosaurus |
Brasilotitan | Brohisaurus | Brachiosaurus |
Brachyceratops | Brachylophosaurus | Brachypodosaurus |
Brachytaenius (a metriorhynchid) | Bradycneme | Brachyrophus (a junior synonym of Camptosaurus) |
Brontoraptor (nomen nudum, probably Torvosaurus) | Bravoceratops | Brachytrachelopan |
Bruhathkayosaurus | Brontomerus | Brontosaurus |
Breviceratops | Burianosaurus | Buriolestes |
Bugenasaura (a junior synonym of Thescelosaurus Buitreraptor) Byronosaurus |
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Dinosaur Names Starting with ‘C’ | ||
Caihong | Calamosaurus (previously known by the preoccupied name Calamospondylus) | Camptosaurus (previously known by the preoccupied name Camptonotus) |
Caenagnathasia | Calamospondylus | Caenagnathus |
Camelotia | Campylodoniscus (previously known by the preoccupied name Campylodon) | Capitalsaurus (nomen nudum) |
Callovosaurus | Camposaurus | Camarillasaurus |
Carnotaurus | Cardiodon | Camarasaurus |
Caudipteryx | Caseosaurus | Cathetosaurus |
Carcharodontosaurus | Caudocoelus (junior synonym of Teinurosaurus) | Cathartesaura |
Caulodon (a junior synonym of Camarasaurus) | Cedarpelta | Cedrorestes |
Cedarosaurus | Centrosaurus | Ceratosaurus |
Cetiosaurus | Cetiosauriscus | Ceratonykus |
Ceratops | Cerasinops | Chuanqilong |
Chienkosaurus (chimera of theropod and crocodyliform remains) | Cheneosaurus (junior synonym of Hypacrosaurus) | Chassternbergia junior synonym of Edmontonia |
Chiayusaurus | Chenanisaurus | Chebsaurus |
Chilantaisaurus | Chialingosaurus | Chinshakiangosaurus |
Chilesaurus | Chingkankousaurus | Chindesaurus |
Chirostenotes | Chondrosteosaurus | Chasmosaurus (previously known by the preoccupied name Protorosaurus) |
Chuxiongosaurus | Choyrodon | Chuandongocoelurus |
Chungkingosaurus | Chubutisaurus | Chuanqilong |
Chuanjiesaurus | Choconsaurus | Chromogisaurus |
Chondrosteosaurus | Citipati | Cionodon |
Cinizasaurus (nomen nudum) | Claorhynchus (possibly Triceratops) | Clarencea (a sphenosuchian) |
Clasmodosaurus | Claosaurus | Compsosuchus |
Coelurus | Comanchesaurus (nomen nudum) | Coelophysis |
Coelurus | Coloradisaurus (previously known by the preoccupied name Coloradia) | Coeluroides |
Comahuesaurus | Colepiocephale | Concavenator |
Conchoraptor | Coronosaurus | Corythosaurus |
Corythoraptor | Compsognathus | Condorraptor |
Coahuilaceratops | Craspedodon | Crataeomus (a junior synonym of Struthiosaurus) |
Craterosaurus | Craterosaurus | Creosaurus (a junior synonym of Allosaurus) |
Crittendenceratops | Crichtonsaurus | Cristatusaurus |
Crichtonpelta | Cryolophosaurus | Cryolophosaurus |
Cryptovolans (a junior synonym of Microraptor) | Cruxicheiros | Cryptoraptor (nomen nudum) |
Cryptosaurus | Cumnoria | |
Dinosaur Names Starting with ‘D’ | ||
Dakotadon | Daanosaurus | Dacentrurus (previously known by the preoccupied name Omosaurus) |
Dakotaraptor | Dahalokely | Dachongosaurus (nomen nudum) |
Daemonosaurus | Daliansaurus | Dahalokely |
Danubiosaurus (a junior synonym of Struthiosaurus)
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Damalasaurus (nomen nudum) | Dandakosaurus |
Dashanpusaurus | Datanglong | Datousaurus |
Daspletosaurus | Daxiatitan (earlier nomen nudum Gansutitan) | Darwinsaurus |
Deinonychus | Deinocheirus | Deinonychus |
Deinodon (possibly Gorgosaurus) | Deltadromeus | Delapparentia (possibly a junior synonym of Iguanodon) |
Demandasaurus | Deuterosaurus (a therapsid) | Denversaurus |
Diceratus (a junior synonym of Nedoceratops) | Diabloceratops | Diclonius |
Diamantinasau | Dimodosaurus (a junior synonym of Plateosaurus) | Didanodon (possible junior synonym of Lambeosaurus) |
Dinheirosaurus (possible junior synonym of Supersaurus) | Dilophosaurus | Dilong |
Diluvicursor | Dinodocus | Dicraeosaurus (earlier known by nomen nudum Issasaurus) |
Dinosaurus (a junior synonym of Plateosaurus) | Diracodon (a junior synonym of StegosaurusI) | Dinotyrannus (a junior synonym of Tyrannosaurus) |
Diplotomodon (previously known by the preoccupied name Tomodon) | Diplodocus | Dongbeititan |
Domeykosaurus (nomen nudum, Atacamatitan) | Dollodon (a junior synonym of Mantellisaurus) | Dolichosuchus |
Dongyangosaurus | Dongyangopelta | Dracopelta |
Draconyx | Dromaeosaurus | Dracovenator |
Dracorex (might be a juvenile Pachycephalosaurus) | Dromaeosauroides | Dromiceiomimus (possibly a junior synonym of Ornithomimus) |
Dryptosauroides | Drusilasaura | Drinker |
Dracovenator | Dreadnoughtus | Dracoraptor |
Dromicosaurus (a junior synonym of Massospondylus) | Dryptosaurus (previously known by the preoccupied name Laelaps) | Dryosaurus |
Duriavenator | Duriatitan | Dubreuillosaurus |
Dubreuillosaurus | Dystrophaeus | Dyoplosaurus |
Dyslocosaurus | Dynamoterror | Dysganus |
Dynamosaurus (a junior synonym of Tyrannosaurus) | Dystylosaurus (a junior synonym of Supersaurus) | Dysalotosaurus |
Dinosaur Names Starting with ‘E’ | ||
Echinodon | Edmontonia | Edmontosaurus |
Edmarka (a junior synonym of Torvosaurus) | Efraasia | Einiosaurus |
Ekrixinatosaurus | Elaphrosaurus | Elopteryx |
Elmisaurus(nomen nudum; Cryolophosaurus) | Elachistosuchus (a rhynchocephalian) | Elosaurus (a junior synonym of Brontosaurus) |
Elaltitan | Elrhazosaurus | Elmisaurus |
Embasaurus | Emausaurus | Enigmosaurus |
Eoabelisaurus | Eocarcharia | Eocursor |
Eoceratops (a junior synonym of Chasmosaurus) | Eobrontosaurus (a junior synonym of Brontosaurus) | Eohadrosaurus (nomen nudum; Eolambia) |
Eolambia | Eomamenchisaurus | Eoplophysis |
Eodromaeus | Eosinopteryx | Eoraptor |
Eotyrannus (earlier known by nomen nudum Gavinosaurus) | Eousdryosaurus | Eotriceratops |
Eotrachodon | Epichirostenotes | Epanterias (may be Allosaurus) |
Epidexipteryx | Epachthosaurus | Equijubus |
Erketu | Erlikosaurus | Erliansaurus |
Erectopus | Eshanosaurus | Eucoelophysis (a silesaurid) |
Eugongbusaurus (nomen nudum) | Euoplocephalus (previously known by the preoccupied name Stereocephalus) | Eucnemesaurus |
Eucercosaurus | Euhelopus (Previously known by the preoccupied name Helopus) | Eucamerotus |
Europelta | Eurolimnornis (a pterosaur) | Europatitan |
Euronychodon | Eustreptospondylus | Eureodon (nomen nudum; Tenontosaurus) |
Euskelosaurus | Europasaurus | |
Dinosaur Names Starting with ‘F’ | ||
Falcarius | Fabrosaurus (possibly same as Lesothosaurus) | Ferganastegos |
Fenestrosaurus (nomen nudum; Oviraptor) | Ferganasaurus | Fendusaurus (possibly a nomen nudum) |
Ferganocephale | Foraminacephale | Fosterovenator |
Fruitadens | Frenguellisaurus (a junior synonym of Herrerasaurus) | Fukuisaurus |
Fulengia | Fusinasus (nomen nudum; Eotyrannus) | Fukuivenator |
Fukuititan | Fulgurotherium | Fukuiraptor (earlier known by nomen nudum Kitadanisaurus ) |
Futabasaurus (nomen nudum; not to be mistaken for the formally named plesiosaur) | Futalognkosaurus | Fusuisaurus |
Dinosaur Names Starting with ‘G’ | ||
Gadolosaurus (nomen nudum) | Galtonia (a pseudosuchian; possible junior synonym of Revueltosaurus) | Galvesaurus (Galveosaurus) |
Gannansaurus | Gargoyleosaurus | Ganzhousaurus |
Galeamopus | Gasparinisaura | Gallimimus |
Gasosaurus | Gastonia | Garudimimus |
Geranosaurus | Geminiraptor | Genyodectes |
Genusaurus | Gilmoreosaurus | Gigantspinosaurus |
Gigantoscelus (a junior synonym of Euskelosaurus) | Ginnareemimus (nomen nudum; Kinnareemimus) | Giraffatitan |
Gigantoraptor | Gideonmantellia | Gigantosaurus |
Giganotosaurus (not to be confused with the earlier preoccupied name for Tornieria genus) | Glyptodontopelta | Glishades |
Glacialisaurus | Gobivenator | Gojirasaurus (earlier known by nomen nudum Godzillasaurus) |
Gobiceratops | Gobisaurus | Gongbusaurus |
Gongpoquansaurus | Gorgosaurus | Gongxianosaurus |
Goyocephale | Gondwanatitan | Gobititan |
Gravitholus | Gryphoceratops | Graciliraptor |
Griphosaurus (a junior synonym of Archaeopteryx) | Griphornis (a junior synonym of Archaeopteryx) | Gresslyosaurus (a junior synonym of Plateosaurus) |
Graciliceratops | Gryposaurus | Gryponyx |
Gspsaurus (nomen manuscriptum) | Guanlong | Guaibasaurus |
Gualicho | Gyposaurus (a junior synonym of Massospondylus) | |
Dinosaur Names Starting with ‘H’ | ||
Hadrosaurus | Halszkaraptor | Hadrosauravus (nomen nudum; a junior synonym of Gryposaurus) |
Hagryphus | Halticosaurus | Haestasaurus |
Hanssuesia | Haplocanthosaurus (earlier known as Haplocanthus) | Haplocheirus |
Harpymimus | Hanwulosaurus (nomen nudum) | Haya |
Helioceratops | Heilongjiangosaurus (nomen nudum) | Heishansaurus |
Hecatasaurus (a junior synonym of Telmatosaurus | Heptasteornis | Heterosaurus (a junior synonym of Mantellisaurus) |
Heterodontosaurus | Hesperosaurus | Heyuannia |
Hesperonychus | Hexinlusaurus | Hexing |
Herrerasaurus | Hippodraco | Hierosaurus |
Hisanohamasaurus (nomen nudum) | Hironosaurus (nomen nudum) | Honghesaurus (nomen nudum; Yandusaurus)
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Histriasaurus | Hongshanosaurus (a junior synonym of Psittacosaurus) | Homalocephale |
Hoplitosaurus | Hortalotarsus (a junior synonym of Massospondylus) | Hoplosaurus (a junior synonym of Struthiosaurus) |
Horshamosaurus | Huaxiagnathus (earlier known by nomen nudum Huaxiagnathus) | Huabeisaurus |
Huangshanlong | Hulsanpes | Huaxiaosaurus (a junior synonym of Shantungosaurus) |
Huanghetitan | Hualianceratops | Huanansaurus |
Huehuecanauhtlus | Hudiesaurus | Hungarosaurus |
Huxleysaurus | Huayangosaurus | Hypsibema (previously known by the preoccupied name Neosaurus) |
Hypsilophodon | Hylaeosaurus | Hylosaurus (a junior synonym of Hylaeosaurus) |
Hypselospinus | Hypselosaurus | Hypsilophodon |
Hypselosaurus | Hypsirhophus | Hypselospinus |
Hypsirhophus | Hypacrosaurus | |
Dinosaur Names Starting with ‘I’ | ||
Ichthyovenator | Ichabodcraniosaurus (nomen nudum; probably Velociraptor) | Iguanacolossus |
Iguanodon (earlier known by nomen nudum Iguanoides and Iguanosaurus) | Ignavusaurus | Ilokelesia |
Iliosuchus | Ingentia | Inosaurus |
Indosaurus | Ingenia (preoccupied name, presently known as Heyuannia yanshini) | Incisivosaurus |
Invictarx | Indosuchus | Irritator |
Isaberrysaura | Isanosaurus | |
Isisaurus | Ischisaurus (a junior synonym of Herrerasaurus) | Ischyrosaurus (preoccupied name, yet to be renamed) |
Ischioceratops | Itemirus | Iuticosaurus |
Dinosaur Names Starting with ‘J’ | ||
Janenschia | Jaklapallisaurus | Jainosaurus |
Jaxartosaurus | Jensenosaurus (nomen nudum; Supersaurus) | Jenghizkhan (a junior synonym of Tarbosaurus) |
Jeyawati | Jeholosaurus | Jiangjunosaurus |
Jiangjunmiaosaurus (nomen nudum; Monolophosaurus) | Jiangshanosaurus | Jianchangosaurus |
Jinfengopteryx | Jinyunpelta | Jiangxisaurus |
Jingshanosaurus | Jinzhousaurus | Jintasaurus |
Jiutaisaurus | Jianianhualong | Jobaria |
Jurapteryx (a junior synonym of Archaeopteryx) | Jubbulpuria | Jurassosaurus (nomen nudum; Tianchisaurus) |
Juravenator | Judiceratops | Juratyrant |
Dinosaur Names Starting with ‘K’ | ||
Kakuru | Kagasaurus (nomen nudum) | Karongasaurus |
Kaatedocus | Katepensaurus | Kaijiangosaurus |
Katsuyamasaurus (nomen nudum; possible junior synonym of Fukuiraptor) | Kangnasaurus | Katepensaurus |
Kazaklambia | Kayentavenator | Kentrosaurus (synonym Kentrurosaurus) |
Kerberosaurus | Kelmayisaurus | Khetranisaurus |
Khaan | Kileskus | Kinnareemimus |
Kittysaurus (nomen nudum; Eotyrannus) | Klamelisaurus (possibly a junior synonym of Bellusaurus) | Koreanosaurus (the same name was also used to refer to a group of informally named dinosaurs) |
Kosmoceratops | Kol | Koshisaurus |
Koparion | Koreaceratops | Kotasaurus |
Koutalisaurus | Kritosaurus (previously known by the preoccupied name Nectosaurus) | Krzyzanowskisaurus (probably a pseudosuchian) |
Kryptops | Kulceratops | Kunbarrasaurus |
Kulindapteryx (synonym of Kulindadromeus) | Kulindadromeus (synonym of Daurosaurus) | Kunmingosaurus (nomen nudum) |
Kundurosaurus | Kukufeldia | Kuszholia (most probably a bird) |
Dinosaur Names Starting with ‘L’ | ||
Laevisuchus | Labocania | Laiyangosaurus |
Lamaceratops (possibly a junior synonym of Bagaceratops) | Labrosaurus (a junior synonym of Allosaurus) | Lancanjiangosaurus (nomen nudum; variant spelling Lancangosaurus) |
Lambeosaurus | Lamplughsaura | Lametasaurus |
Lanzhousaurus | Latirhinus | Lavocatisaurus |
Lapparentosaurus | Laosaurus | Latenivenatrix |
Lapampasaurus | Laquintasaura | Laplatasaurus |
Lanasaurus (a junior synonym of Lycorhinus) | Leipsanosaurus (a junior synonym of Struthiosaurus) | Leinkupal |
Lepidocheirosaurus (a junior synonym of Kulindadromeus) | Leaellynasaura | Lengosaurus (nomen nudum; Eotyrannus) |
Leptorhynchos | Leptospondylus (a junior synonym of Massospondylus) | Leshansaurus |
Levnesovia | Lepidus | Ledumahadi |
Leonerasaurus | Lessemsaurus | Leptoceratops |
Leyesaurus | Lexovisaurus | Lesothosaurus |
Liassaurus (nomen nudum; probably Sarcosaurus) | Ligabuesaurus | Ligomasaurus (nomen nudum, probably Giraffatitan) |
Ligabueino | Liaoningvenator | Limaysaurus |
Liaoceratops | Liaoningotitan | Liliensternus |
Liaoningosaurus | Linhevenator | Lirainosaurus |
Linheraptor | Limusaurus | Linhenykus |
Lingwulong | Liubangosaurus | Lophorhothon |
Longosaurus (a junior synonym of Coelophysis) | Losillasaurus | Luanpingosaurus (nomen nudum; Psittacosaurus) |
Loncosaurus | Lohuecotitan | Loricosaurus |
Loricatosaurus | Lourinhasaurus | Lophostropheus |
Lourinhanosaurus | Lufengosaurus | Lucianovenator |
Luoyanggia | Lusitanosaurus | Luanchuanraptor |
Lusotitan | Lurdusaurus | Lythronax |
Lycorhinus | ||
Dinosaur Names Starting with ‘M’ | ||
Macrocollum | Macrogryphosaurus | Magnamanus |
Madsenius (nomen nudum, Allosaurus) | Macrophalangia (a junior synonym of Chirostenotes) | Macroscelosaurus (nomen nudum; probably a junior synonym of Tanystropheus) |
Machairasaurus | Magnosaurus | Machairoceratops |
Magulodon (nomen nudum) | Macrurosaurus | Magnirostris |
Magnapaulia | Majungasaurus | Malawisaurus |
Mantellodon (possibly a junior synonym of Mantellisaurus) | Magyarosaurus | Majungatholus (a junior synonym of Majungasaurus) |
Maiasaura | Mamenchisaurus | Mahakala |
Malarguesaurus | Mandschurosaurus | Maraapunisaurus |
Maleevus | Maleevosaurus (a junior synonym of Tarbosaurus) | Manidens |
Mapusaurus | Maxakalisaurus | Mansourasaurus |
Marshosaurus | Matheronodon | Massospondylus |
Masiakasaurus | Martharaptor | Megadontosaurus (nomen nudum; Microvenator) |
Marisaurus | Megalosaurus | Medusaceratops |
Megacervixosaurus (nomen nudum) | Megapnosaurus (previously known by the preoccupied name Syntarsus; a junior synonym of Coelophysis) | Marmarospondylus |
Mendozasaurus | Megaraptor | Metriacanthosaurus |
Mercuriceratops | Meroktenos | Melanorosaurus |
Mei | Microcoelus | Microdontosaurus (nomen nudum) |
Micropachycephalosaurus | Microceratus (previously known by the preoccupied name Microceratops) | Mifunesaurus (nomen nudum) |
Minotaurasaurus | Microhadrosaurus | Microvenator |
Microraptor | Minmi | Mierasaurus |
Miragaia | Microcephale (nomen nudum) | Mirischia |
Mongolosaurus | Moabosaurus | Monolophosaurus |
Mononykus (previously known by the preoccupied name Mononychus) | Mojoceratops (probably a junior synonym of Chasmosaurus) | Mohammadisaurus (nomen nudum; i) |
Mochlodon | Monkonosaurus | Montanoceratops |
Monoclonius | Mosaiceratops | Morrosaurus |
Moshisaurus (nomen nudum; possibly Mamenchisaurus) | Morelladon | Morosaurus (a junior synonym of Camarasaurus) |
Morinosaurus | Mtotosaurus (nomen nudum; Dicraeosaurus) | Mtapaiasaurus (nomen nudum, most probably Giraffatitan) |
Muttaburrasaurus | Mussaurus | Muyelensaurus |
Murusraptor | Mymoorapelta | |
Dinosaur Names Starting with ‘N’ | ||
Nanuqsaurus | Nanosaurus | Nanshiungosaurus |
Nankangia | Nambalia | Nanyangosaurus |
Nanningosaurus | Naashoibitosaurus | Narambuenatitan |
Nanotyrannus (possibly a junior synonym of Tyrannosaurus) | Nasutoceratops | Nedoceratops (previously known by preoccupied name Diceratops; possibly a junior synonym of Triceratops) |
Nebulasaurus | Nemegtomaia (previously known by the preoccupied name Nemegtia) | Nedcolbertia |
Neovenator | Neuquensaurus | Neimongosaurus |
Newtonsaurus (nomen nudum, Zanclodon) | Neosodon | Neuquenraptor |
Nemegtosaurus | Ngexisaurus (nomen nudum) | Nipponosaurus |
Niobrarasaurus | Nicksaurus (nomen manuscriptum) | Ningyuansaurus |
Nigersaurus | Nodosaurus | Noasaurus |
Nodocephalosaurus | Notocolossus | Notohypsilophodon |
Normanniasaurus | Nomingia | Nothronychus |
Notoceratops | Nopcsaspondylus | Nqwebasaurus |
Nteregosaurus (nomen nudum; Janenschia) | Nuthetes | Nurosaurus (nomen nudum) |
Nyororosaurus (nomen nudum; Dicraeosaurus) | ||
Dinosaur Names Starting with ‘O’ | ||
Ohmdenosaurus | Ojoraptorsaurus | Ojoceratops (possibly a junior synonym of Eotriceratops or Triceratops) |
Olorotitan | Oligosaurus (a junior synonym of Rhabdodon) | Omeisaurus |
Onychosaurus (possibly a synonym of Rhabdodon/a dubious ankylosaurian) | Oohkotokia | Oplosaurus |
Opisthocoelicaudia (possibly a junior synonym of Nemegtosaurus) | Ornatotholus (a junior synonym of Stegoceras) | Ornithoides (nomen nudum; Saurornithoides) |
Ornithomerus (a junior synonym of Rhabdodon) | Orcomimus (nomen nudum) | Orkoraptor |
Ornitholestes | Ornithomimus | Ornithodesmus |
Ornithomimoides | Orthomerus | Orodromeus |
Ornithotarsus (a junior synonym of Hadrosaurus) | Orosaurus (a junior synonym of Euskelosaurus) | Orthogoniosaurus |
Ornithopsis | Oryctodromeus | Osmakasaurus |
Ostromia | Oshanosaurus (nomen nudum) | Ostafrikasaurus |
Otogosaurus | Othnielosaurus | Othnielia |
Ouranosaurus | Ovoraptor (nomen nudum; Velociraptor) | Oviraptor |
Overosaurus | Owenodon | Oxalaia |
Ozraptor | ||
Dinosaur Names Starting with ‘P’ | ||
Pachysaurops (a junior synonym of Plateosaurus) | Palaeosauriscus (a junior synonym of Paleosaurus) | Pachysauriscus (a junior synonym of Plateosaurus) |
Pachyrhinosaurus | Pachysuchus | Pachycephalosaurus |
Pakisaurus | Padillasaurus | Paludititan |
Palaeoscincus | Paluxysaurus (a junior synonym of Sauroposeidon) | Pachyspondylus – (previously known by the preoccupied name Pachysaurus; probably a junior synonym of Massospondylus) |
Pampadromaeus | Panguraptor | Pantydraco |
Panamericansaurus | Panphagia | Paralititan |
Pandoravenator | Paraiguanodon (nomen nudum; Bactrosaurus) | Pararhabdodon |
Pamparaptor | Paranthodon | Panoplosaurus |
Paronychodon | Patagotitan | Parvicursor |
Parasaurolophus | Parrosaurus (presently known as Hypsibema missouriensis) | Parksosaurus |
Pawpawsaurus | Patagosaurus | Patagonykus |
Peishansaurus | Pectinodon | Pelecanimimus |
Petrobrasaurus | Penelopognathus | Pellegrinisaurus |
Pedopenna | Pentaceratops | Peloroplites |
Pelorosaurus | Pegomastax | Phuwiangosaurus |
Phyllodon | Philovenator | Phaedrolosaurus |
Piveteausaurus | Pinacosaurus | Pisanosaurus (possibly a member of the Silesauridae group) |
Pilmatueia | Piatnitzkysaurus | Pitekunsaurus |
Planicoxa | Platyceratops | Plateosauravus |
Pleuropeltus (a junior synonym of Struthiosaurus) | Platypelta | Pleurocoelus (possibly a junior synonym of Astrodon) |
Plateosaurus | Plesiohadros | Pneumatoraptor |
Podokesaurus | Polyodontosaurus | Powellvenator |
Polacanthoides (a junior synonym of Hylaeosaurus) | Polyonax | Poekilopleuron |
Polacanthus | Proa | Priconodon |
Prenoceratops | Priodontognathus | Pradhania |
Prenocephale | Prodeinodon | Proceratosaurus |
Procheneosaurus (a junior synonym of Lambeosaurus) | Proplanicoxa (probably a junior synonym of Mantellisaurus) | Proiguanodon (nomen nudum; Iguanodon) |
Probactrosaurus | Procompsognathus | Probrachylophosaurus |
Protarchaeopteryx | Protiguanodon (a junior synonym of Psittacosaurus) | Protoceratops |
Protoavis (though described as a bird, it is probably a chimera, including theropod bones) | Propanoplosaurus | Protognathosaurus (previously known by the preoccupied name Protognathus) |
Proyandusaurus (a nomen nudum; Hexinlusaurus) | Prosaurolophus | Protrachodon (nomen nudum; Orthomerus) |
Protohadros | Psittacosaurus | Pterospondylus |
Pteropelyx | Pulanesaura | Pukyongosaurus |
Puertasaurus | Pyroraptor | Pycnonemosaurus |
Dinosaur Names Starting with ‘Q’ | ||
Qantassaurus | Qinlingosaurus | Qijianglong |
Qiaowanlong | Qiupanykus | Qianzhousaurus |
Qiupalong | Quetecsaurus | Quaesitosaurus |
Quilmesaurus | ||
Dinosaur Names Starting with ‘R’ | ||
Rajasaurus | Rapetosaurus | Rativates |
Rachitrema (considered chimera mainly based on ichthyosaur fossils) | Raptorex (possibly a junior synonym of Tarbosaurus) | Ratchasimasaurus |
Rahiolisaurus | Rayososaurus | Rapator |
Regnosaurus | Rebbachisaurus | Regaliceratops |
Rhodanosaurus (a junior synonym of Struthiosaurus) | Rhoetosaurus | Rhabdodon |
Rhinorex (probably a junior synonym of Gryposaurus) | Riodevasaurus (nomen nudum; Turiasaurus)
|
Rioarribasaurus (a junior synonym of Coelophysis) |
Richardoestesia | Rinconsaurus | Riojasaurus |
Riabininohadros | Rinchenia | Rocasaurus |
Ronaldoraptor (nomen nudum) | Roccosaurus (nomen nudum; Melanorosaurus) | Rugops |
Rugocaudia | Ruyangosaurus | Rubeosaurus |
Ruehleia | Rukwatitan | |
Dinosaur Names Starting with ‘S’ | ||
Saldamosaurus | Saltriosaurus (nomen nudum) | Saichania |
Salimosaurus (nomen nudum, most probably Giraffatitan) | Sangonghesaurus (nomen nudum, Tianchisaurus) | Sanchusaurus (nomen nudum, Gallimimus) |
Sacisaurus (a silesaurid) | Saltasaurus | Sahaliyania |
Saurechinodon (nomen nudum; Echinodon) | Saraikimasoom (nomen manuscriptum) | Sauraechmodon (nomen nudum; Echinodon) |
Sarmientosaurus | Saurolophus | Santanaraptor |
Sanpasaurus | Sarcosaurus | Sauraechinodon (nomen nudum; Echinodon)
|
Saturnalia | Sarahsaurus | Sanjuansaurus |
Sarcolestes | Sauroniops | Sauroposeidon |
Saurophaganax (previously known by the preoccupied name Saurophagus; possibly a junior synonym of Allosaurus) | Savannasaurus | Sauropelta (previously known by preoccupied name Peltosaurus) |
Saurornitholestes | Saurornithoides | Sauroplites |
Scipionyx | Sciurumimus | Scelidosaurus |
Scansoriopteryx | Scolosaurus | Scutellosaurus |
Segnosaurus | Sefapanosaurus | Secernosaurus |
Seismosaurus (a junior synonym of Diplodocus) | Segisaurus | Sellacoxa |
Selimanosaurus (nomen nudum; Dicraeosaurus)
|
Sellosaurus (a junior synonym of Plateosaurus) | Serendipaceratops |
Seitaad | Serikornis | Shantungosaurus |
Shanxia (probably a junior synonym of Saichania) | Shanshanosaurus (a junior synonym of Tarbosaurus) | Shanyangosaurus |
Shanag | Shamosaurus | Shaochilong |
Shingopana | Shenzhousaurus | Shuangbaisaurus |
Shunosaurus | Shidaisaurus | Shixinggia |
Shuvuuia | Shuangmiaosaurus | Sigilmassasaurus |
Sibirosaurus (nomen nudum; presently known as Sibirotitan)
|
Siamotyrannus | Sidormimus (nomen nudum) |
Siluosaurus | Siamodracon (nomen nudum) | Siamodon |
Sibirotitan | Siamosaurus | Silesaurus (a silesaurid) |
Silvisaurus | Siats | Sinopeltosaurus (synonym Sinopelta) |
Sinoceratops | Sinornithomimus | Sinosauropteryx |
Sinornithoides | Similicaudipteryx | Sinornithosaurus |
Sinocalliopteryx | Sinosaurus | Sinocoelurus |
Sinotyrannus | Sirindhorna | Sinraptor |
Sinovenator | Sinusonasus | Skorpiovenator |
Soriatitan | Soumyasaurus (a silesaurid) | Sonorasaurus (earlier known by nomen nudum Chihuahuasaurus) |
Sonidosaurus | Spiclypeus | Spinops |
Spinostropheus | Sphaerotholus | Sphenospondylus (a junior synonym of Mantellisaurus) |
Spondylosoma (an aphanosaur) | Spinophorosaurus | Spinosaurus |
Stegosaurus | Stegopelta | Stenonychosaurus |
Staurikosaurus | Stenopelix | Stenotholus (a junior synonym of Stygimoloch) |
Stegosaurides | Stegoceras | Stokesosaurus |
Stormbergia (a junior synonym of Lesothosaurus) | Stygimoloch (probably a sub-adult Pachycephalosaurus) | Strenusaurus (a junior synonym of Riojasaurus) |
Stephanosaurus | Struthiomimus | Struthiosaurus |
Sterrholophus (a junior synonym of Triceratops) | Stygivenator (a junior synonym of Tyrannosaurus) | Styracosaurus |
Streptospondylus | Suchomimus | Sulaimanisaurus |
Succinodon (fossilized mollusc borings) | Sugiyamasaurus (nomen nudum) | Suuwassea |
Suzhousaurus | Supersaurus | Suchosaurus |
Syngonosaurus (a junior synonym of Acanthopholis) | Symphyrophus (a junior synonym of Camptosaurus) | Syrmosaurus (a junior synonym of Pinacosaurus) |
Szechuanosaurus | Smilodon (preoccupied name; currently known as Zanclodon) |
|
Dinosaur Names Starting with ‘T’ | ||
Tangvayosaurus | Tanystrosuchus | Tachiraptor |
Tapuiasaurus | Talos | Tarchia |
Tarbosaurus | Talarurus | Tanycolagreus |
Tambatitanis | Tehuelchesaurus | Taohelong |
Tarascosaurus | Talenkauen | Tataouinea |
Taurovenator | Tatankaceratops (probably a junior synonym of Triceratops) | Tawa |
Taveirosaurus | Tawasaurus (a junior synonym of Lufengosaurus) | Tastavinsaurus |
Tazoudasaurus | Tatisaurus | Tatankacephalus |
Tanius | Teihivenator | Tengrisaurus |
Tethyshadros | Tenchisaurus (nomen nudum; unpublished museum name for Tianchisaurus) | Tendaguria |
Telmatosaurus (previously known by preoccupied name Limnosaurus) | Texasetes | Tenantosaurus (nomen nudum; Tenontosaurus) |
Tetragonosaurus (a junior synonym of Lambeosaurus) | Texacephale | Tenontosaurus |
Teyuwasu | Teratophoneus | Thanos |
Theiophytalia | Thespesius | Thecocoelurus |
Thecospondylus | Therosaurus | Thecodontosaurus |
Therizinosaurus | Thotobolosaurus (nomen nudum) | Thescelosaurus |
Tichosteus | Tianzhenosaurus (probably a junior synonym of Saichania) | Timimus |
Tianyulong | Tienshanosaurus | Tianchisaurus |
Tianyuraptor | Titanosaurus | Titanoceratops |
Timurlengia | Torilion (a junior synonym of Barilium) | Tonouchisaurus (nomen nudum) |
Torosaurus | Tonganosaurus | Tototlmimus |
Tornieria (previously known by preoccupied name Gigantosaurus) | Tongtianlong | Torvosaurus |
Triceratops | Troodon | Trimucrodon |
Triunfosaurus | Trachodon | Traukutitan |
Trigonosaurus | Trinisaura | Tratayenia |
Tsintaosaurus | Tsaagan | Tsagantegia |
Turanoceratops | Tugulusaurus | Turiasaurus |
Tuojiangosaurus | Tylosteus (a synonym of Pachycephalosaurus) | Tyrannotitan |
Tylocephale | Tyrannosaurus | |
Dinosaur Names Starting with ‘U’ | ||
Uberabatitan | Udanoceratops | Ugrunaaluk (possibly a junior synonym of Edmontosaurus) |
Ugrosaurus (a junior synonym of Triceratops) | Ultrasaurus | Ultrasauros (previously known by preoccupied name Ultrasaurus; a junior synonym of Supersaurus) |
Uintasaurus (a junior synonym of Camarasaurus) | Umarsaurus (nomen nudum; Barsboldia) | Unquillosaurus |
Unenlagia | Unaysaurus | Unescoceratops |
Urbacodon | Uteodon | Utahraptor |
Utahceratops | ||
Dinosaur Names Starting with ‘V’ | ||
Valdosaurus | Vahiny | Variraptor |
Vagaceratops | Valdoraptor | Velocipes |
Vectisaurus (a junior synonym of Mantellisaurus) | Vectensia (a junior synonym of Polacanthus) | Velociraptor |
Velafrons | Veterupristisaurus | Venenosaurus |
Velocisaurus | Vitakrisaurus | Vitakridrinda |
Viavenator | Vouivria | Volkheimeria |
Vulcanodon | ||
Dinosaur Names Starting with ‘W’ | ||
Walgettosuchus | Wannanosaurus | Wakinosaurus |
Walkersaurus (nomen nudum; Duriavenator) | Wadhurstia (junior synonym of Hypselospinus) | Wangonisaurus (nomen nudum, probably Giraffatitan) |
Willinakaqe | Wiehenvenator | Wintonotitan |
Wendiceratops | Wulatelong | Wuerhosaurus |
Wulagasaurus | Wyomingraptor (nomen nudum, probably Allosaurus) | |
Dinosaur Names Starting with ‘X’ | ||
Xenotarsosaurus | Xenoposeidon | Xenoceratops |
Xingxiulong | Xiaosaurus | Xianshanosaurus |
Xiaotingia | Xiongguanlong | Xinjiangovenator |
Xixianykus | Xixiposaurus | Xinjiangtitan |
Xiyunykus | Xixiasaurus | Xuanhanosaurus |
Xuanhuaceratops | Xuanhuasaurus (nomen nudum; Xuanhuaceratops) | Xuwulong |
Dinosaur Names Starting with ‘Y’ | ||
Yandusaurus | Yaverlandia | Yaleosaurus (a junior synonym of Anchisaurus) |
Yangchuanosaurus | Yamaceratops | Yehuecauhceratops |
Yibinosaurus (nomen nudum) | Yingshanosaurus | Yixianosaurus |
Yizhousaurus | Yimenosaurus | Yi |
Yinlong | Yongjinglong | Yueosaurus |
Yunmenglong | Yulong | Yuanmousaurus |
Yuanmouraptor (nomen nudum) | Yunganglong | Yunxianosaurus (nomen nudum) |
Yurgovuchia | Yunnanosaurus | Yutyrannus |
Dinosaur Names Starting with ‘Z’ | ||
Zapalasaurus | Zaraapelta | Zalmoxes |
Zapsalis | Zanabazar | Zby |
Zephyrosaurus | Zhenyuanlong | Zhanghenglong |
Zhongjianosaurus | Zhejiangosaurus | Zhuchengceratops |
Zhuchengosaurus (a junior synonym of Shantungosaurus) | Zhongyuansaurus (probably a junior synonym of Gobisaurus) | Zhuchengtitan |
Zhuchengtyrannus | Zizhongosaurus | Ziapelta |
Zigongosaurus | Zuoyunlong | Zuul |
Zuniceratops | Zupaysaurus | Zuolong |
The titanosaur Argentinosaurus huinculensis is believed to be the largest dinosaur (depending on uncontroversial evidence) being 98 to 130 feet long, weighing 50 to 97 metric tons.
The Compsognathus, around 3 feet long, weighing about 2.5kg, is believed to be the smallest dinosaur genus, probably a little larger than a standard chicken.
The Sauropod dinosaurs had the longest neck, which easily grew over 50 feet in length, approximately 6 times longer than that of a giraffe.
Dinosaurs became extinct around 65 million years back, when the Cretaceous Period ended. They had lived on this Earth for over 165 million years before extinction.
The mass extinction at the end of the Cretaceous Period (the Cretaceous-Tertiary or K-T extinction event) is one of the biggest catastrophic events in the history of this Earth, with its causes still up for debate among scientists. Large volcanic eruptions and asteroid impacts are believed to be the most viable causes for wiping out thousands of species, including larger marine reptiles, pterosaurs, and other large animals, in addition to dinosaurs from the Earth.
Although it seems impossible, there are certain similarities between the prehistoric reptiles and today’s birds that has led scientists to believe that the latter evolved from the theropods or two-legged dinosaurs. Later discovered evidence proving the existence of feathered dinosaurs further established this theory. It is believed that a group of feathered dinosaurs evolved to be able to fly which helped them survive the great K-T extinction event.
In 2016, scientists found a piece of a feathered dinosaur tail, perfectly preserved in a 99 million years old piece of amber. The tail, discovered once the amber had been polished for making jewelry, belongs to a tiny feathered dinosaur. Experts believe this to be the chance to find out what these reptiles actually looked like since this is the first time something other than their fossilized bones have been found.