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

Main article: List of the Paleozoic life of Minnesota

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   ^[1]
• 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

References

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database" . Retrieved 17 December 2021.

1. Cobban, William Aubrey (1977). "Characteristic marine molluscan fossils from the Dakota sandstone and intertongued Mancos Shale, west-central New Mexico". United States Geological Survey. Professional Paper. Washington DC: U.S. Government Printing Office: 21. doi: 10.3133/pp1009 . Report 1009 PDF . Retrieved 6 November 2021.