This list of the prehistoric life of North Dakota contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of North Dakota.
Precambrian
The Paleobiology Database records no known occurrences of Precambrian fossils in North Dakota.
Paleozoic
- †Acrotreta
- †Acrotreta attica – or unidentified comparable form
- †Amphipora
- †Apatokephalus
- †Apheoorthis
- †Arthroclema
- †Arthrotrypa
- †Aulacoparia
- †Benthamaspis
- †Bucanella
- †Bucanella nana – or unidentified related form
- †Ceratopea
- †Drepanodus
- †Euconia
- †Euconia conicus – or unidentified comparable form
- †Finkelnburgia
- †Hystricurus
- †Kainella
- †Lecanospira
- †Licnocephala
Illustration of a fossilized shell of the Cambrian-Late Ordovician brachiopod Lingulella - †Lingulella ibicus – or unidentified comparable form
- †Lloydia
- †Macluritella – report made of unidentified related form or using admittedly obsolete nomenclature
- †Macluritella ornata – type locality for species
- †Nanorthis
- †Nematoporella
- †Psalikilus
- †Raphistomina
- †Reubenella
- †Sceptropora
- †Schizambon
- †Strigigenalis
- †Syntrophina
- †Thamnopora
- †Tropidodiscus
- †Ulrichostylus
Mesozoic
- Acipenser
- †Adocus
Restorative model of the Late Cretaceous mammal Alphadon - †Altacreodus
- †Amersinia
- †Amersinia FU082 – informal
- †Amersinia FU82 – informal
- †Amesoneuron
- †Amesoneuron FU037 – informal
- †Amesoneuron FU37 – informal
- †Ampelopsis
- †Anomia
- †Anzu
- †Araliaephyllum
Mounted fossilized skeleton of the Late Cretaceous sea turtle Archelon - †Artocarpus
- †Asimina
- Aspideretes
- Atractosteus
- †Avisaurus – or unidentified comparable form
- †Axestemys
- Azolla
- †Azolla gigantea – type locality for species
- †Basilemys
- †Belonostomus
- †Bisonia
Mounted fossilized skeleton of the Late Cretaceous crocodilian Borealosuchus - †Boremys
- †Brachychampsa
- Campeloma
- Carcharias
- †Carpites
- †Cedrobaena
- †Celastrus
- †Ceratophyllum
- †Ceratophyllum FU080 – informal
- †Cercidiphyllales
- †Cercidiphyllales HC355 – informal
- Cercidiphyllum
Life restoration of the Late Cretaceous-Eocene choristoderan reptile Champsosaurus - †Cimolodon
- Cinnamomum
- †Cissites
- †Clisocolus
- †Cocculus
- †Compsemys – type locality for genus
- †Compsemys victa – type locality for species
- †Corbulamella
- †Coriops
- †Coriops amnicolus – or unidentified comparable form
- †Cornophyllum
- Cornus – or unidentified related form
- †Crassatellina
Fossilized shell of the Cretaceous-modern oyster Crassostrea - †Crenella
- Cucullaea
- †Cupressinocladus
- †Cuspidaria
- †Cyclurus
- †Cymbophora
- †Cypercites – report made of unidentified related form or using admittedly obsolete nomenclature
- †Dalbergites – or unidentified related form
- †Dammarites
- †Dammarites HC257 – informal
- Dicotylophyllum
Life restoration of the Late Cretaceous marsupial relative Didelphodon - †Dosiniopsis
- †Dryophyllum
- †Edmontosaurus
Life restoration of the Late Cretaceous duck-billed dinosaur Edmontosaurus annectens
- †Elasmodus
- †Elatides
- †Emarginachelys
- †Enchodus
- †Equisetum
- †Equisetum FU036 – informal
- †Equisetum FU36 – informal
- †Erlingdorfia
- †Essonodon
- †Ethmocardium
- Ficus
- †Fokieniopsis
- †Gamerabaena – type locality for genus
- †Gamerabaena sonsalla – type locality for species
- †Gilmoremys
Fossilized leaf of the Permian-modern tree Ginkgo - †Glasbius
- Glyptostrobus
- †Glyptostrobus europaeus
- †Glyptostrobus HC9 – informal
- †Goniomya
- †Grammatodon
- †Grewiopsis
- †Gypsonictops
- †Gyrostrea
- †Habrosaurus
- †Harmsia
- †Helopanoplia
- †Hoplochelys
- †Hoplochelys clark – type locality for species
Fossilized shell of the Late Cretaceous ammonoid cephalopod Hoploscaphites - †Hummelichelys
- †Humulus
- †Humulus HC243 – informal
- †Hydropteris
- †Hypoxytoma
- †Inoceramus – tentative report
- †Ischyodus
- †Ischyodus rayhaasi – type locality for species
- †Ischyrhiza
- †Judithemys
- Juglans – report made of unidentified related form or using admittedly obsolete nomenclature
A modern Lamna mackerel shark - †Laurophyllum
- †Leepierceia
- †Lemnaceae
- Lepisosteus
- Limopsis
- †Lioplacodes
- †Liriodendrites
Foliage and flower of a living Liriodendron tulipifera, or American Tulip-tree - †Lisserpeton
- †Lisserpeton bairdi – or unidentified comparable form
- †Lonchidion
- †Macclintockia – report made of unidentified related form or using admittedly obsolete nomenclature
- Malletia
- Marchantia
- †Marmarthia
- †Melvius
Fossilized skull of the Late Cretaceous multituberculate mammal Meniscoessus - †Mesocyparis
- †Mesodma
- Metasequoia
- †Metasequoia HC035 – informal
- †Metasequoia HC35 – informal
- †Metasequoia occidentalis
- †Modiolus
- †Myledaphus
- Myliobatis
- Myrica
A living Nelumbo lotus - †Nelumbo FU062 – informal
- †Nelumbo FU085 – informal
- †Nelumbo FU62 – informal
- †Nelumbo HC202 – informal
- †Neurankylus
- †Nilsonia
- †Nilssoniocladus
- †Nordenskioldia
Interior of a fossilized shell of the Early Ordovician-modern marine bivalve Nucula - Nuculana
- †Nyssidium
- Odontaspis
- †Ophiomorpha
- †Opisthotriton
- †Osmunda
Fossilized skeleton of the Late Cretaceous dome-headed dinosaur Pachycephalosaurus - †Palaeosaniwa
- †Palatobaena
- †Palatobaena cohen – type locality for species
- †Paleoaster
- †Paloreodoxites
- Panopea
- †Paranymphaea
Electron micrograph of the fossilized teeth in multiple views of the Late Cretaceous theropod dinosaur Paronychodon - Periploma
- †Phelopteria
- †Philodendron
- †Philodendron HC201 – informal
- Physa
- †Piceoerpeton
- †Pistia
- †Platanites
- Platanus
Restoration of the Late Cretaceous mosasaur Platecarpus - †Plesiobaena
- †Plioplatecarpus
- Populus
- †Protocardia
- †Protochelydra
- †Protolambda
- †Pseudoptera
- †Pterospermites
- †Quereuxia
- †Rhamnus
- †Richardoestesia
- †Salvinia
- †Salvinia HC312 – informal
Life restoration of the Late Cretaceous dromaeosaurid Saurornitholestes preying upon a multituberculate mammal - †Scapanorhynchus – tentative report
- †Scapherpeton
- †Scaphites
- †Sequoia
- †Sequoia HC070 – informal
- †Sequoia HC70 – informal
- †Sequoia obovata – or unidentified comparable form
- †Sourimis
Shells in differing orientations of Sphaerium freshwater clams - †Squatirhina
- †Syncyclonema
- †Tancredia
- Taxodium
- †Taxodium HC071 – informal
- †Taxodium olrikii
- †Tellinimera
Life restoration of the Late Cretaceous herbivorous dinosaur Thescelosaurus - †Thoracosaurus
- †Torosaurus
- †Trachodon
- †Triceratops
- †Trochodendroides
- †Troodon
Fossilized skeleton of the Late Cretaceous tyrannosaur Tyrannosaurus - †Vetericardiella
- Vitis
- †Zingiberopsis
- Ziziphus
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Cenozoic
Main article: List of the Cenozoic life of North DakotaSelected Cenozoic taxa of North Dakota
- Acer
- †Aesculus
- †Agnotocastor
- †Aletodon
Fossilized skeleton of the Late Cretaceous-Oligocene Alligator relative Allognathosuchus - Amia
- †Ampelopsis
- †Archaeocyon
- †Archaeotherium
- †Arctocyon
- Azolla
- †Batrachosauroides
- Betula
- †Bisonalveus
- †Borealosuchus
- †Borealosuchus formidabilis – type locality for species
- †Bothriodon
Restorative portrait of the Miocene oreodont mammal Brachycrus - †Cabomba
- †Cantius
- Carya
- Celtis
- †Ceratophyllum
- Cercidiphyllum
- †Champsosaurus
- Cocculus
- †Coniophis
- Cornus
A living Corylus, or hazel - †Coryphodon
- †Credneria
- Cyclocarya
- †Daphoenus
- †Davidia
- †Dennstaedtia
- †Diacodexis – tentative report
- †Diceratherium
- †dicot
- †Didymictis
Life restoration of the Eocene-Miocene false saber-toothed cat Dinictis. Robert Bruce Horsfall (1913). - †Dissacus
- †Dombeya
- †Domnina
- †Echmatemys
- †Ectocion
- †Elliptio
- †Elomeryx
- †Equisetum
- †Error
- †Eucommia
- Ficus
- †Fraxinus
- Ginkgo
Restored foliage of the Late Cretaceous-Miocene ginkgo tree Ginkgo adiantoides
- Glyptostrobus
- †Helodermoides
- Hemitelia
- †Herpetotherium
- †Herpetotherium fugax – or unidentified comparable form
- †Hesperocyon
- †Homogalax
- †Hydromystria
- †Hyopsodus
- †Hypertragulus
- †Hyracodon
Fossilized skeleton of the Eocene-Oligocene rodent Ischyromys - †Joffrichthys
- Juglans
- †Kalmia – report made of unidentified related form or using admittedly obsolete nomenclature
- †Lemnaceae
- Lepisosteus
- †Leptauchenia
- †Leptictis
- †Leptomeryx
- Lygodium
- Marchantia
Mounted fossilized skeleton of the Miocene-Pleistocene ground sloth Megalonyx - †Meliosma
- †Merychyus
- †Merycochoerus
- †Merycoidodon
- †Mesodma
- †Mesohippus
- †Metamynodon
- Metasequoia
- †Miacis
- †Microcosmodon
- †Microsyops
- †Mimetodon
- †Miniochoerus
- †Miohippus
- †Nanotragulus
A living Nelumbo lotus - †Nelumbo aureavallis – type locality for species
- †Neoplagiaulax
- †Nephrops
- †Nototeredo
- †Nyssa
- †Onoclea
- †Ophiomorpha
- †Oreithyia
- †Osbornodon
- †Osmunda
- †Oxyacodon
- †Palaeolagus
- †Palaeoryctes
- †Palaeosinopa
- †Paramys
- †Parectypodus
Fossilized skull of the Eocene-Oligocene lizard Peltosaurus - †Phenacodus
- †Piceoerpeton
- Pinus
- †Pinus peregrinus – type locality for species
- Platanus
- Platycarya
- †Plesiadapis
- †Poebrotherium
- Populus
- †Prochetodon
Life restoration of a female (left) and male of the Oligocene-Miocene even-toed ungulate Protoceras. Charles R. Knight (1896). - †Protochelydra
- †Protungulatum
- †Psidium – tentative report
- Pterocarya
- †Ptilodus
- Quercus
- Rhineura – or unidentified comparable form
- Sagittaria
- †Salvinia
- †Saniwa
- †Saniwa ensidens – or unidentified comparable form
- †Scapherpeton
- †Selaginella
- †Simoedosaurus
- †Sparganium
- †Spathorhynchus – or unidentified comparable form
- †Stillingia
- †Subhyracodon
- Taxodium
- †Teilhardina
- Thamnophis
- †Thuja
Life restoration of the Paleocene pantodont mammal Titanoides - †Titanoides primaevus – type locality for species
- †Trapa
- †Trigonias
- †Viburnum
- †Wannaganosuchus – type locality for genus
- †Wannaganosuchus brachymanus – type locality for species
- †Woodwardia
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 7 August 2017.
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