# List of the prehistoric life of Minnesota

This list of the prehistoric life of Minnesota contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Minnesota.

## Precambrian

The Paleobiology Database records no known occurrences of Precambrian fossils in Minnesota.

## Paleozoic
### Selected Paleozoic taxa of Minnesota

* †Actinoceras
* †Actinodiscus
* †Amorphognathus
* †Armenoceras
* Reconstructive diagram (left) of a fossil (right) of the Ordovician sea urchin Bothriocidaris. The short spines which were attached to the tubercles are not drawn. †Bothriocidaris
* †Bumastus
** †Bumastus orbicaudatus
* †Calymene
* †Cameroceras
* †Ceratopsis
* †Ceraurinella
* †Ceraurinus
* †Ceraurus
* †Charactoceras
* †Chasmatopora
* †Chidleyenoceras
* †Chirognathus
* Assemblage of fossilized shells of the Ordovician brachiopod Cincinnetina †Cincinnetina
** †Cincinnetina minnesotensis – type locality for species
* †Constellaria
* †Cordylodus
* †Cotteroceras
* †Crania
* †Craniops
* †Culumbodina
* †Curtognathus
* †Cyclonema
* †Cyptendoceras
* †Cyrtolites
* †Diplograptus
* †Ellesmeroceras
* Fossilized shells and restored appearances of the Middle-Late Ordovician nautiloid cephalopod Endoceras †Endoceras
* †Erratencrinurus
* †Fayettoceras – tentative report
* †Flexicalymene
** †Flexicalymene senaria
* †Gabriceraurus
* †Geisonoceras
* †Glyptocrinus
* †Gonioceras
* †Grewingkia
* †Hallopora
* †Helcionopsis
* †Hindia
* †Holopea
* †Hypseloconus – type locality for genus
* †Icriodus
* †Illaenus
* Fossil of the Middle-Late Ordovician giant trilobite Isotelus. †Isotelus
** †Isotelus gigas
* †Kentlandoceras
* †Kionoceras
* †Kirengella
* †Krausella
* †Lambeoceras
* †Lingula
* †Manitoulinoceras
* †Michelinoceras
* †Nanno
* †Ormoceras – tentative report
* †Orthoceras
* †Oulodus
* †Ozarkodina
* †Periodon
* †Phragmolites
* †Plaesiomys
* †Platystrophia
* †Plectoceras
* Fossil of the Late Ordovician cystoid echinoderm Pleurocystites †Pleurocystites
* †Polygnathus
** †Polygnathus linguiformis
** †Polygnathus parawebbi
* †Polygrammoceras
* †Pterotheca
* †Reedsoceras
* †Reteocrinus
* †Rigidella
* †Rioceras
* Fossils of the Cambrian mollusc Scenella †Scenella
** †Scenella compressa
** †Scenella obtusa
* †Similodonta
* †Skenidioides
* †Sowerbyella
* †Spyroceras
* †Stigmatella
* †Strepsodiscus
* †Strophomena
** †Strophomena billingsi
** †Strophomena filitexta
** †Strophomena incurvata
** †Strophomena plattinensis – or unidentified comparable form
* †Subulites
* †Teichertoceras
* †Tryblidium
* †Ulrichoceras
* Fossil of the Ordovician-Devonian sea star Urasterella †Urasterella
* †Valcouroceras
* †Vellamo
* †Westonoceras
* †Whiteavesia
* †Zittelloceras

## Mesozoic

* †Acanthoceras
* A living Acteon barrel bubble sea snail †Acteon
** †Acteon propinquus
* †Amphidonte – tentative report
* †Anatimya
** †Anatimya plicata
* Anatina
** †Anatina marblensis
* †Anchura
** †Anchura grouti
* Interior and exterior of a shell of an Anomia, or jingle shell †Anomia
** †Anomia propatoris
* Aporrhais
** †Aporrhais nuptialis
* †Arcellites
** †Arcellites disciformis
* †Ariadnaesporites
** †Ariadnaesporites varius
* Azolla – or unidentified comparable form
* Barbatia
** †Barbatia micronema
* Brachidontes
** †Brachidontes arcturusensis
* †Calliomphalus – tentative report
** †Calliomphalus colerainensis
* Fossilized shell of the Late Cretaceous ammonoid cephalopod Calycoceras †Calycoceras – tentative report
* Carcharias
** †Carcharias amonensis
* †Cenocarcharias
** †Cenocarcharias tenuiplicatus
* †Collignoniceras
** †Collignoniceras percarinatum
* Coptothyris
** †Coptothyris dakotaensis
* Corbula
** †Corbula kanabensis
* †Costatheca
* †Cretodus
** †Cretodus semiplicatus
* Fossil of the Early Cretaceous-Eocene shark Cretolamna †Cretolamna
** †Cretolamna appendiculata
* †Cymbophora
** †Cymbophora emmonsi
** †Cymbophora utahensis – tentative report
* †Dentalium
* Discradisca
* †Dunveganoceras
** †Dunveganoceras hagei
* †Epitonium
* †Etea – tentative report
* Interior of a fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra †Exogyra
** †Exogyra boveyensis
** †Exogyra lamellosa
** †Exogyra mesabiensis
** †Exogyra suborbiculata
* †Gervillia
** †Gervillia propleura – tentative report
* †Goolandia
** †Goolandia minnesotensis
* Granocardium
** †Granocardium enstromi
* Gyrodes
** †Gyrodes conradi
* †Hybodus
** †Hybodus rajkovichi – type locality for species
* Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size †Inoceramus
** †Inoceramus apicalis
** †Inoceramus fragilis
** †Inoceramus mesabiensis
* †Ischyodus
* †Legumen
** †Legumen planulatum – or unidentified comparable form
* †Leptosolen
** †Leptosolen biplicatus
* Lima
** †Lima utahensis
* †Lingula
** †Lingula subspatulata – tentative report
* †Mesozoisynangia
** †Mesozoisynangia trilobus
* †Metengonoceras
** †Metengonoceras acutum
** †Metengonoceras dumblei – or unidentified comparable form
** †Metengonoceras dumbli
* †Metoicoceras
** †Metoicoceras bergquisti
** †Metoicoceras swallovi – or unidentified related form
* †Minerisporites
** †Minerisporites mirabilis
* †Molaspora
** †Molaspora rugosa
* †Mytiloides
** †Mytiloides labiatus
** †Mytiloides mytiloides
* Nerita – tentative report
** †Nerita minnesotensis
* Nucula
** †Nucula coloradoensis
* Fossilized tooth of the Late Cretaceous giant sawfish Onchopristis †Onchopristis
** †Onchopristis dunklei
* Ostrea
** †Ostrea gilei
** †Ostrea prudentia
** †Ostrea soleniscus
** †Ostrea staufferi
* Parapholas
** †Parapholas sphenoideus
* †Pecten
** †Pecten platessus
* Pholadomya
** †Pholadomya coloradensis
** †Pholadomya coloradoensis
* †Pinna
* Fossilized shell of the Late Cretaceous ammonoid cephalopod Placenticeras †Placenticeras
** †Placenticeras pseudoplacenta
* Polinices
** †Polinices concinna
* †Prionocyclus
** †Prionocyclus novimexicanus
* †Protolamna
** †Protolamna gigantea – type locality for species
* †Pseudoperna
** †Pseudoperna congesta
* †Pteria
** †Pteria gastrodes
* Rostellaria
** †Rostellaria shumardi
* †Sanoarca
** †Sanoarca siouxensis
* †Scaphites
** †Scaphites corvensis
** †Scaphites preventricosus
* Serpula
** †Serpula bicarinata
* Siliqua
** †Siliqua huerfanensis
* †Spermatites
* Life restoration of the Late Cretaceous shark Squalicorax Squalicorax
** †Squalicorax baharijensis
* Tapes (bivalve)
** †Tapes cyprimeriformis
* Tellina
** †Tellina calumetensis
* †Tenellisporites
** †Tenellisporites spinatus
* Teredolites – tentative report
* Fossilized skull of the Late Cretaceous crocodilian relative Terminonaris †Terminonaris
** †Terminonaris robusta – type locality for species
* †Volutoderma
** †Volutoderma dalli
* Vulsella
* †Watinoceras
** †Watinoceras coloradoense
* Yoldia
** †Yoldia calumetensis

## Cenozoic

* Bison
** †Bison antiquus
** †Bison bison
* †Mammut
** Restoration of a Mammut americanum, or American mastodon †Mammut americanum
* †Mammuthus
** †Mammuthus columbi
* Castoroides
** †Castoroides ohioensis
* Megalonyx
** †'Megalonyx jeffersonii