Dinosaurs in the United States

The United States was once filled with dinosaurs, with 33 out of 50 states boasting dinosaur fossils. Find out where dinosaurs have been found in the United States.

State	Dinosaur Taxon
Alabama	Alabama Tyrannosaur, Nodosaur, Hadrosaurus
Alaska	Albertosaurus, Ankylosaur, Edmontosaurus, Hadrosaurus, Pachycephalosaurus, Pachyrhinosaurus, Saurornitholestes, Thalattosaur, Thescelosaurus, Troödon
Ariizona	Ammosaurus, Anchisaurus, Anomoepus, Chindesaurus, Coelophysis, Dilophosaurus, Eubrontes, Massospondylus, Navahopus, Revueltosaurus, Rioarribasaurus, Sarahsaurus, Scutellosaurus, Segisaurus, Sonorasaurus, Syntarsus Dilophosaurus
Arkansas	Arkansaurus fridayi
California	Augustynolophus, Phalacrocorax
Colorado	Allosaurus, Amphicoelias, Apatosaurus, Brachiosaurus, Camarasaurus, Camptosaurus, Cathetosaurus, Ceratosaurus, Cionodon, Denversaurus, Diplodocus, Dryosaurus, Dystylosaurus, Edmontosaurus, Epanterias, Hadrosaurusus, Haplocanthosaurus, Hesperisaurus, Marshosaurus, Nanosaurus, Nodosaurus, Ornithomimus, Othnielia, Polyonax, Stegosaurus, Supersaurus, Torvosaurus, Triceratops, Tyrannosaurus rex and Ultrasauros
Connecticut	Ammosaurus, Anchisaurus, Anchisauripus, Anomoepus, Eubrontes, Gigandipus, Sauropus, Yaleosaurus
Delaware	Ornithomimus
Florida	None
Georgia	Deinosuchus
Hawaii	None
Idaho	Tenontosaurus
Illinois	None
Indiana	None
Iowa	None
Kansas	Silvisaurus condrayi
Kentucky	None
Louisiana	None
Maine	None
Maryland	Astrodon, Ornithomimus, Pleurocoelus, Priconodon
Massachusetts	Anchisaurus, Podokesaurus, Theropod
Michigan	None
Minnesota	Hadrosaurusus
Mississippi	Ceratopsian
Missouri	Albertosaurus , Hadrosaurusus Parrosaurus
Montana	Albertosaurus, Aliwalia, Anatotitan, Ankylosaurus, Apatosaurus, Avaceratops, Bambiraptor,Brachylophosaurus, Brachyceratops, Ceratops, Claosaurus, Deinodon, Deinonychus, Diclonius, Diplodocus, Dromaeosaurus, Dysganus, Edmontonia, Edmontosaurus, Einiosaurus, Eucentrosaurus, Hadrosaurusus, Hypacrosaurus, Lambeosaurus, Maiasaura peeblesorum , Microvenator, Monoclonius, Montanoceratops, Nanotyrannus, Ornithomimus, Orodromeus, Pachycephalosaurus, Palaeoscincus, Panoplosaurus, Parksosaurus, Pleurocoelus, Sauropelta, Stegoceras, Stygimoloch, Suuwassea, Tenontosaurus, Thescelosaurus, Torosaurus, Trachodon, Triceratops, Troödon, Tyrannosaurus, Ugrosaurus, Zapsailis, Zephyrosaurus
Nebraska	None
Nevada	Allosaurs, Ankylosaurs, Hadrosaurususs, Hypsilophodonts, Iguanodons, Raptors, Titanosaur sauropods, Tyrannosauroids
New Hampshire	None
New Jersey	Coelurosaurus, Diplotomodon, Dryptosaurus, Hadrosaurusus foulkii, Nodosaurus, Ornithotarsus
New Mexico	Acrocanthosaurus, Alamosaurus, Brontopodus, Camptosaurus, Chasmosaurus, Coelophysis, Deinonychus, Edmontosaurus, Hypsilophodon, Iguanodon, Kritosaurus, Mosasaur, Ornithomimus, Panoplosaurus, Pawpawsaurus, Plesiosaur, Pleurocoelus, Protohadros byrdi, Shuvosaurus, Stegoceras, Technosaurus, Tenontosaurus, Texascetes, Torosaurus, Tyrannosaurus rex
New York	Coelophysis (tracks)
North Carolina	Hypsibema, Lophorhothon, Zatomus
North Dakota	Edmontonia, Edmontosaurus, pachycephalosaurs, Triceratops, Tyrannosaurus
Ohio	None
Oklahoma	Acrocanthosaurus, Apatosaurus, Epanterias, Pleurocoelus, Sauroposeidon and Tenontosaurus
Oregon	Hadrosaurusus
Pennsylvania	Atreipus, Ceratopsian, Grallators, Tyrannosaurs, (tracks)
Rhode Island	None
South Carolina	Dromaeosaurid, Hadrosaurusus, Theropod
South Dakota	Anatotitan, Camptosaurus, Denversaurus, Edmontosaurus, Hoplitosaurus, Iguanodon, Nanotyrannus, Pachycephalosaurus, Thescelosaurus, Thespesius, Torosaurus, Triceratops prorsus, Tyrannosaurus
Tennessee	None
Texas	Acrocanthosaurus, Alamosaurus, Brontopodus, Camptosaurus, Chasmosaurus, Coelophysis, Deinonychus, Edmontosaurus, Hypsilophodon, Iguanodon, Kritosaurus, Mosasaur, Ornithomimus, Panoplosaurus, Pawpawsaurus, Plesiosaur, Pleurocoelus, Protohadros byrdi, Shuvosaurus, Stegoceras, Technosaurus, Tenontosaurus, Texascetes, Torosaurus, Tyrannosaurus rex
Utah	Alamosaurus, Allosaurus, Amblydactylus, Apatosaurus, Barosaurus, Camarasaurus, Camptosaurus, Cedarosaurus, Coelophysis, Diplodocus, Dryosaurus, Dystrophaeus, Iguanodon, Iliosuchus, Marshosaurus, Nanosaurus, Nedcolbertia, Ornitholestes, Ornithomimus, Othnielia, Parasaurolophus, Planicoxa, Rioarribasaurus, Stegosaurus, Stokesosaurus, Tenontosaurus, Torosaurus, Utahraptor and Venenosaurus
Vermont	None
Virginia	Tanytrachelos
Washington	Theropod
West Virginia	None
Wisconsin	None
Wyoming	Allosaurus, Ankylosaurus, Camarasaurus, Camptosaurus, Claosaurus, Coelurus, Deinonychus, Diceratops, Diplodocus, Drinker, Dryosaurus, Dyslocosaurus, Edmontosaurus, Gargoyleosaurus, Hesperisaurus, Laosaurus, Leptoceratops, Morosaurus, Nodosaurus, Ornitholestes, Ornithomimus, Othnielia, Pachycephalosaurus, Ricardoestesia, Sauropelta, Stegoceras, Stegopelta, Stegosaurus, Tenontosaurus, Thescelosaurus, Torosaurus, Triceratops horridus, Troödon, Tyrannosaurus

Sources: Thanks to Stacker for the data journalism research on the Paleobiology Database and Sciencing.com