|
Name |
Era |
Description |
|
Aachenosaurus |
Non-Existent |
Not a dinosaur;
Upon examination determined to simply be an
unusual piece of petrified wood |
|
Abdallahsaurus |
|
nomen nudum, most
likely Brachiosaurus or Giraffatitan |
|
Abelisaurus |
|
|
|
Abrictosaurus |
|
|
| Abrosaurus |
|
|
|
Acanthopholis |
|
|
|
Achelosaurus |
|
Common misspelling of Achelousaurus |
|
Achelousaurus |
|
|
|
Achillesaurus |
|
|
|
Achillobator |
|
|
| Acracanthus |
|
Original invalid
name of Acrocanthosaurus |
|
Acrocanthosaurus |
|
|
| Actiosaurus |
|
Most likely a
misinterpreted ichthyosaur |
|
Adamantisaurus |
|
|
|
Adasaurus |
|
|
|
Aegyptosaurus |
|
|
|
Aeolosaurus |
|
|
| Aepisaurus |
|
|
| Aetonyx |
|
Probably a junior
synonym of Massospondylus |
|
Afrovenator |
|
|
| Agathaumas |
|
|
| Aggiosaurus |
|
Actually a
metriorhynchid crocodilian |
|
Agilisaurus |
|
|
| Agnosphitys |
|
|
| Agrosaurus |
|
Probably a junior
synonym of Thecodontosaurus |
|
Agujaceratops |
|
|
| Agustinia |
|
|
|
Airakoraptor |
|
nomen nudum |
|
Alamosaurus |
|
|
|
Alashansaurus |
|
nomen nudum |
|
Alaskacephale |
|
|
|
Albertaceratops |
|
|
|
Albertosaurus |
|
|
| Albisaurus |
|
Not a dinosaur;
Believed instead to be a non-dinosaurian reptile |
|
Alectrosaurus |
|
|
|
Aletopelta |
|
|
|
Algoasaurus |
|
|
|
Alioramus |
|
|
|
Aliwalia |
|
Junior synonym of
Eucnemesaurus |
|
Allosaurus |
|
|
| Alocodon |
|
|
| Altirhinus |
|
|
| Altispinax |
|
|
|
Alvarezsaurus |
|
Probably not a dinosaur; Common belief is that
it was some actually some sort of bird |
|
Alwalkeria |
|
|
|
Alxasaurus |
|
|
|
Amargasaurus |
|
|
|
Amargatitanis |
|
|
|
Amazonsaurus |
|
|
| Ammosaurus |
|
|
|
Ampelosaurus |
|
|
|
Amphicoelias |
|
|
|
Amphicoelicaudia |
|
nomen nudum,
possibly Huabeisaurus |
| Amphisaurus |
|
Preoccupied name
for what is now known as Anchisaurus |
| Amtosaurus |
|
Possibly Talarurus |
| Amurosaurus |
|
|
|
Amygdalodon |
|
|
| Anabisetia |
|
|
|
Anasazisaurus |
|
|
| Anatosaurus |
|
Junior synonym of
Edmontosaurus |
|
Anatotitan |
|
|
|
Anchiceratops |
|
|
|
Anchisaurus |
|
|
|
Andesaurus |
|
|
| Angaturama |
|
Probable junior
synonym of Irritator |
|
Angloposeidon |
|
nomen nudum |
|
Aniksosaurus |
|
|
| Animantarx |
|
|
| Ankistrodon |
|
Actually a
proterosuchid archisauriform |
|
Ankylosaurus |
|
|
|
Anodontosaurus |
|
Junior synonym of
Euoplocephalus or Dyoplosaurus |
|
Anoplosaurus |
|
|
| Anserimimus |
|
|
|
Antarctopelta |
|
|
|
Antarctosaurus |
|
|
|
Antetonitrus |
|
|
| Anthodon |
|
Actually a
pareiasaur |
| Antrodemus |
|
Possibly a junior
synonym of Allosaurus |
| Apatodon |
|
Possibly a junior
synonym of Allosaurus |
|
Apatosaurus |
|
More commonly
known as Brontosaurus |
|
Appalachiosaurus |
|
|
|
Aragosaurus |
|
|
| Aralosaurus |
|
|
|
Araucanoraptor |
|
The nomen nudum of
Neuquenraptor |
|
Archaeoceratops |
|
|
|
Archaeodontosaurus |
|
|
|
Archaeopteryx |
|
Actually a bird
(by definition) |
|
Archaeoraptor |
|
Now known as the
bird Yanornis and the dromaeosaur Microraptor |
| Archaeornis |
|
Junior synonym of
the bird Archaeopteryx |
|
Archaeornithoides |
|
|
|
Archaeornithomimus |
|
|
|
Archaeovolans |
|
Junior synonym of
the bird Yanornis |
| Arctosaurus |
|
Not a dinosaur;
Believed instead to be some sort of
non-dinosaurian reptile |
|
Argentinosaurus |
|
|
|
Argyrosaurus |
|
|
|
Aristosaurus |
|
Junior synonym of
Massospondylus |
|
Aristosuchus |
|
|
|
Arizonasaurus |
|
Actually a
rauisuchian |
|
Arkanosaurus |
|
Common misspelling
of Arkansaurus |
| Arkansaurus |
|
nomen nudum |
|
Arrhinoceratops |
|
|
|
Arstanosaurus |
|
|
|
Asiaceratops |
|
|
|
Asiamericana |
|
|
|
Asiatosaurus |
|
|
| Astrodon |
|
|
| Astrodonius |
|
Junior synonym of
Astrodon |
|
Astrodontaurus |
|
Junior synonym of
Astrodon |
|
Atlantosaurus |
|
Possible junior
synonym of Apatosaurus or Camarasaurus |
|
Atlasaurus |
|
|
|
Atlascopcosaurus |
|
|
|
Atrociraptor |
|
|
|
Aublysodon |
|
|
|
Aucasaurus |
|
|
| Augustia |
|
Preoccupied name
for what is now known as Agustinia |
|
Auroraceratops |
|
|
|
Australodocus |
|
|
|
Austrosaurus |
|
|
|
Avaceratops |
|
|
| Avalonia |
|
Preoccupied name
for what is now known as Avalonianus |
| Avalonianus |
|
Not a dinosaur;
Believed instead to be a non-dinosaurian
archosaur |
|
Aviatyrannis |
|
|
|
Avimimus |
|
|
| Avipes |
|
Not a dinosaur;
Believed instead to be a non-dinosaurian
dinosauromorph |
| Avisaurus |
|
Not a dinosaur;
Actually an enantiornithine bird |
|
Azendohsaurus |
|
Not a dinosaur;
Believed instead to be a non-dinosaurian reptile |
