Specimen Directory
Every animal in the atlas, each with a source-backed dossier: classification, true-to-scale size, measured and estimated stats, fossil evidence, and a modern discovery map. Select a specimen to open its full profile.
Tyrannosaurus
Tyrannosaurus rex
Theropod dinosaur
- Period
- Late Cretaceous - 68-66 Ma
- Length
- 12.3 m
- Records
- 92
Tyrannosaurus rex
Triceratops
Triceratops
Ceratopsian dinosaur
- Period
- Late Cretaceous - 68-66 Ma
- Length
- 9 m
- Records
- 136
Triceratops horridus
Velociraptor
Velociraptor
Dromaeosaurid dinosaur
- Period
- Late Cretaceous - 75-71 Ma
- Length
- 2.07 m
- Records
- 6
Velociraptor mongoliensis
Stegosaurus
Stegosaurus
Stegosaurian dinosaur
- Period
- Late Jurassic - 155-145 Ma
- Length
- 9 m
- Records
- 70
Stegosaurus stenops
Spinosaurus
Spinosaurus
Spinosaurid dinosaur
- Period
- Early to Late Cretaceous - 106-94 Ma
- Length
- 15 m
- Records
- 24
Spinosaurus aegyptiacus
Allosaurus
Allosaurus
Theropod dinosaur
- Period
- Late Jurassic
- Length
- 8.5 m
- Records
- 205
Allosaurus fragilis
Diplodocus
Diplodocus
Sauropod dinosaur
- Period
- Late Jurassic
- Length
- 24 m
- Records
- 311
Diplodocus longus
Apatosaurus
Apatosaurus
Sauropod dinosaur
- Period
- Late Jurassic
- Length
- 22 m
- Records
- 64
Apatosaurus ajax
Ankylosaurus
Ankylosaurus
Armored dinosaur
- Period
- Late Cretaceous
- Length
- 7.5 m
- Records
- 31
Ankylosaurus magniventris
Edmontosaurus
Edmontosaurus
Hadrosaur dinosaur
- Period
- Late Cretaceous
- Length
- 12 m
- Records
- 55
Edmontosaurus annectens
Pachycephalosaurus
Pachycephalosaurus
Dome-headed dinosaur
- Period
- Late Cretaceous
- Length
- 4.5 m
- Records
- 12
Pachycephalosaurus wyomingensis
Protoceratops
Protoceratops
Ceratopsian dinosaur
- Period
- Late Cretaceous
- Length
- 2 m
- Records
- 13
Protoceratops andrewsi
Oviraptor
Oviraptor
Oviraptorosaur dinosaur
- Period
- Late Cretaceous
- Length
- 2 m
- Records
- 2
Oviraptor philoceratops
Carcharodontosaurus
Carcharodontosaurus
Theropod dinosaur
- Period
- Late Cretaceous
- Length
- 13 m
- Records
- 12
Carcharodontosaurus saharicus
Suchomimus
Suchomimus
Spinosaurid dinosaur
- Period
- Early Cretaceous
- Length
- 11 m
- Records
- 1
Suchomimus tenerensis
Brachiosaurus
Brachiosaurus
Sauropod dinosaur
- Period
- Late Jurassic - 154-145 Ma
- Length
- 21 m
- Records
- 19
Brachiosaurus altithorax
Camarasaurus
Camarasaurus
Sauropod dinosaur
- Period
- Late Jurassic - 155-145 Ma
- Length
- 18 m
- Records
- 137
Camarasaurus supremus
Ceratosaurus
Ceratosaurus
Theropod dinosaur
- Period
- Late Jurassic - 153-145 Ma
- Length
- 6.7 m
- Records
- 24
Ceratosaurus nasicornis
Parasaurolophus
Parasaurolophus
Hadrosaur dinosaur
- Period
- Late Cretaceous - 76-73 Ma
- Length
- 9.5 m
- Records
- 18
Parasaurolophus walkeri
Centrosaurus
Centrosaurus
Ceratopsian dinosaur
- Period
- Late Cretaceous - 76-75 Ma
- Length
- 5.5 m
- Records
- 18
Centrosaurus apertus
Corythosaurus
Corythosaurus
Hadrosaur dinosaur
- Period
- Late Cretaceous - 77-75 Ma
- Length
- 9 m
- Records
- 11
Corythosaurus casuarius
Gorgosaurus
Gorgosaurus
Theropod dinosaur
- Period
- Late Cretaceous - 76-75 Ma
- Length
- 8.5 m
- Records
- 10
Gorgosaurus libratus
Tarbosaurus
Tarbosaurus
Theropod dinosaur
- Period
- Late Cretaceous - 70-66 Ma
- Length
- 10 m
- Records
- 27
Tarbosaurus bataar
Iguanodon
Iguanodon
Ornithopod dinosaur
- Period
- Early Cretaceous - 126-113 Ma
- Length
- 10 m
- Records
- 308
Iguanodon bernissartensis
Deinonychus
Deinonychus
Dromaeosaur dinosaur
- Period
- Early Cretaceous - 115-108 Ma
- Length
- 3.4 m
- Records
- 17
Deinonychus antirrhopus