Fossils found in Oregon
The Paleobiology Database records 2,864 fossil occurrences of 534 genera in Oregon, United States. Every fossil site is shown on the map; colours show the main group found there. States are as recorded by the Paleobiology Database for each fossil collection.
Dots are fossil collections in the Paleobiology Database on today’s map, merged where closer than about 5 km. See them on the ancient Earth →
What fossils have been found in Oregon?
The genera with the most fossil records in Oregon include Dipoides, Acritohippus, Paroreodon, Eporeodon, Promerycochoerus, Merychippus.
Prehistoric birds (71 genera)
Anas, Branta, Larus, Tympanuchus, Aquila, Phalacrocorax, Spatula, Cygnus, Podiceps, Pelagornis, Fulica, Aythya, Corvus, Pelecanus, Phoenicopterus, Bubo, Ardea, Mergus, Bucephala, Melanitta, Sterna, Aechmophorus, Podilymbus, Mareca, Osteodontornis, Anabernicula, Haliaeetus, Numenius, Calidris, Tringa, Aix, Phasianus, Recurvirostra, Himantopus, Diomedea, Limnodromus, Oxyura, Thalasseus, Centrocercus, Agelaius, Callipepla, Stercorarius, Bartramia, Megapaloelodus, Neophrontops, Dasornis, Phocavis · 24 more genera recorded.
Pterosaurs (1 genera)
Ichthyosaurs (3 genera)
Ichthyosaurus, Platypterygius · 1 more genera recorded.
Crocodile relatives (2 genera)
2 more genera recorded.
Ice Age & later mammals (338 genera)
Dipoides, Acritohippus, Paroreodon, Eporeodon, Promerycochoerus, Merychippus, Miohippus, Hypolagus, Agriochoerus, Scapanus, Mammut, Parahippus, Hypertragulus, Merychyus, Spermophilus, Archaeotherium, Desmatippus, Archaeohippus, Daphoenus, Castor, Hypohippus, Diceratherium, Aphelops, Ticholeptus, Enaliarctos, Temnocyon, Paradaphoenus, Paratylopus, Moropus, Palaeocastor, Dinohippus, Hippotherium, Mesocyon, Tephrocyon, Leptocyon, Enhydrocyon, Gentilicamelus, Oreodontoides, Vulpes, Amphicyon, Nimravus, Palaeolagus, Platygonus, Desmostylus, Aetiocetus, Blastomeryx, Herpetotherium, Merycochoerus, Osbornodon, Hypsiops, Pteronarctos, Merycoides, Mammuthus, Equus, Ammospermophilus, Daeodon, Otospermophilus, Hoplophoneus, Epicyon, Pseudaelurus, Indarctos, Neotamias, Paramylodon, Cormocyon, Cynarctoides, Eucastor, Proscalops, Paraenhydrocyon, Monosaulax, Paronychomys, Bison, Machairodus, Perognathus, Thomomys, Borophagus, Phlaocyon, Desmatophoca, Megatylopus, Kalobatippus, Rhizocyon, Cophocetus, Oligobunis, Diprionomys, Michenia, Paracosoryx, Lepus, Mustela, Ovis, Balaenoptera, Zalophus, Mesohippus, Camelops, Megalonyx, Enhydra, Pogonodon, Aplodontia, Cynelos, Floridaceras, Pontolis, Paratomarctus, Cormohipparion, Palaeogale, Aguascalientia, Plesiogulo, Desmocyon, Ekgmowechashala, Eurybelodon, Corumictis, Nexuotapirus, Pinnarctidion, Nanotragulus, Basirepomys, Homo, Cervus, Sorex, Sylvilagus, Myotis, Odocoileus, Arctodus, Reithrodontomys, Orcinus, Zapus, Cryptotis, Phenacomys, Pliohippus, Dinictis, Balaena, Kolponomos, Patriofelis, Amebelodon, Eschrichtius, Hesperocyon, Hyrachyus, Epihippus, Merycoidodon, Simocyon, Subhyracodon, Archaeocyon, Dinaelurus, Odobenus, Antilocapra, Callorhinus, Harpagolestes, Mylohyus, Hemiauchenia, Miotapirus, Neohipparion, Neurotrichus, Amphechinus, Daphoenodon, Leptomeryx, Otarocyon, Carpocyon, Haplohippus, Mesoreodon, Protitanops, Protolabis, Tylocephalonyx, Hemipsalodon, Prosthennops, Achaenodon, Pliocyon, Pseudhipparion, Simocetus, Aenocyon, Euoplocyon, Goedertius, Heptacodon, Paracynarctus, Promartes, Proneotherium, Tanymykter, Anchitheriomys, Dilophodelphis, Eodesmus, Maiabalaena, Perchoerus, Plesiocolopirus, Pseudotomus, Zaisanamynodon, Dicotyles, Diplobunops, Eubrontotherium, Metalopex, Pacificotaria, Trigonictis, Xylotitan, Aurimys, Yaquinacetus · 149 more genera recorded.
Ancient fish & sharks (23 genera)
Keasius, Otodus · 21 more genera recorded.
Ammonites & nautiloids (95 genera)
95 more genera recorded.
Trilobites & sea scorpions (1 genera)
1 more genera recorded.
Fossil occurrences: Paleobiology Database (CC0 as reported by the API; CC BY 4.0 policy), downloaded 23 October 2026. Genus pages quote Wikipedia (CC BY-SA 4.0).