page_title: List of the prehistoric life of North Dakota
section_title: Selected Cenozoic taxa of North Dakota
hierarchical_section_title: List of the prehistoric life of North Dakota / Cenozoic / Selected Cenozoic taxa of North Dakota
caption_attribution_description: English: fossil of Allognathosuchus
context_page_description: 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.
context_section_description: Acer
  †Aesculus
  †Agnotocastor
  †Aletodon
   †Allognathosuchus – type locality for genus
  Amia
  †Ampelopsis
  †Archaeocyon
  †Archaeotherium
  †Arctocyon
  Azolla
  †Batrachosauroides
  Betula
  †Bisonalveus
  †Borealosuchus
  †Borealosuchus formidabilis – type locality for species
  †Bothriodon
   †Brachycrus
  †Cabomba
  †Cantius
  †Cantius frugivorus
  Carya
  Celtis
  †Ceratophyllum
  Cercidiphyllum
  †Champsosaurus
  Cocculus
  †Coniophis
  Cornus
   †Corylus
  †Coryphodon
  †Credneria
  Cyclocarya
  †Daphoenus
  †Davidia
  †Dennstaedtia
  †Diacodexis – tentative report
  †Diceratherium
  †dicot
  †Didymictis
   †Dinictis
  †Dissacus
  †Dombeya
  †Domnina
  †Echmatemys
  †Ectocion
  †Elliptio
  †Elomeryx
  †Equisetum
  †Error
  †Eucommia
  Ficus
  †Fraxinus
  Ginkgo
   †Ginkgo adiantoides
  Glyptostrobus
  †Glyptostrobus europaeus
  †Helodermoides
  Hemitelia
  †Herpetotherium
  †Herpetotherium fugax – or unidentified comparable form
  †Hesperocyon
  †Homogalax
  †Hydromystria
  †Hyopsodus
  †Hypertragulus
  †Hyracodon
   †Ischyromys
  †Joffrichthys
  Juglans
  †Kalmia – report made of unidentified related form or using admittedly obsolete nomenclature
  †Lemnaceae
  Lepisosteus
  †Leptauchenia
  †Leptictis
  †Leptomeryx
  Lygodium
  Marchantia
   †Megalonyx
  †Megalonyx jeffersonii
  †Meliosma
  †Merychyus
  †Merycochoerus
  †Merycoidodon
  †Mesodma
  †Mesodma pygmaea
  †Mesohippus
  †Metamynodon
  Metasequoia
  †Metasequoia occidentalis
  †Miacis
  †Microcosmodon
  †Microsyops
  †Mimetodon
  †Miniochoerus
  †Miohippus
  †Nanotragulus
   †Nelumbo
  †Nelumbo aureavallis – type locality for species
  †Neoplagiaulax
  †Neoplagiaulax hunteri
  †Neoplagiaulax mckennai
  †Nephrops
  †Nototeredo
  †Nyssa
  †Onoclea
  †Ophiomorpha
  †Oreithyia
  †Osbornodon
  †Osmunda
  †Oxyacodon
  †Palaeolagus
  †Palaeoryctes
  †Palaeosinopa
  †Paramys
  †Parectypodus
  †Parectypodus lunatus
   †Peltosaurus – or unidentified comparable form
  †Phenacodus
  †Piceoerpeton
  Pinus
  †Pinus peregrinus – type locality for species
  Platanus
  Platycarya
  †Plesiadapis
  †Poebrotherium
  Populus
  †Prochetodon
  †Prochetodon foxi
   †Protoceras – tentative report
  †Protochelydra
  †Protochelydra zangerli
  †Protungulatum
  †Psidium – tentative report
  Pterocarya
  †Ptilodus
  †Ptilodus kummae
  †Ptilodus montanus
  †Ptilodus wyomingensis
  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
   †Titanoides
  †Titanoides primaevus – type locality for species
  †Trapa
  †Trigonias
  †Viburnum
  †Wannaganosuchus – type locality for genus
  †Wannaganosuchus brachymanus – type locality for species
  †Woodwardia
caption: Fossilized skeleton of the Late Cretaceous-Oligocene Alligator relative Allognathosuchus
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