List of the prehistoric life of Illinois facts for kids
This list of the prehistoric life of Illinois contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Illinois.
Precambrian
The Paleobiology Database records no known occurrences of Precambrian fossils in Illinois.
Paleozoic
Main page: List of the Paleozoic life of Illinois
Selected Paleozoic taxa of Illinois
- †Achatella
- †Actinoceras
- †Alethopteris
- †Alethopteris decurrens
- †Alethopteris lonchitica
- †Alethopteris owenii
- †Alethopteris serlii
-
†Amphibamus – type locality for genus
- †Amphibamus grandiceps – type locality for species
- †Amphiscapha
- †Amynilyspes – type locality for genus
- †Annularia
- †Annularia asteris – or unidentified comparable form
- †Annularia stellata
- †Anomphalus – type locality for genus
- †Anthracoceras
- †Archaeocidaris – tentative report
- †Archaeopteris
- †Archimedes
- †Archimedes communis
- †Archimedes compactus
- †Archimedes invaginatus
- †Archimedes lativolvis
- †Archimedes macfarlani
- †Archimedes swallovanus
- †Archimedes terebriformis
- †Archimylacris
- †Arctinurus
- †Arthrolycosa – type locality for genus
- †Artisia
- †Asterotheca
- †Asterotheca miltoni – or unidentified comparable form
- †Asyncritus – type locality for genus
- †Athyris
- †Atrypa
- †Atrypa reticularis – report made of unidentified related form or using admittedly obsolete nomenclature
- †Aviculopecten
- †Aviculopecten fasciculatus
- † Avonia
- †Bandringa – type locality for genus
- †Bassleroceras
- †Bellerophon
- †Bellerophon spergensis
- †Belinurus
- †Bembexia
- †Blattoidea
-
†Brachydectes
- †Brachydectes newberryi
- †Bumastus
- †Bumastus armatus – or unidentified comparable form
- †Bumastus chicagoensis
- †Bumastus cuniculus – or unidentified comparable form
- †Bumastus graftonensis
- †Bumastus insignis
- †Bumastus springfieldensis
- †Bumastus transversalis
- †Calamites
- †Calamites suckowii
- †Callipteridium
- †Calvinia
- †Calymene
- †Calymene breviceps
- †Calymene celebra
- †Calyptaulax
- †Camarotoechia
- †Caseodus
- †Cephalerpeton – type locality for genus
- †Cephalerpeton ventriarmatum – type locality for species
- †Ceratiocaris
- †Ceratocephala
- †Ceraurinella
- †Ceraurinus
- †Ceraurus
- †Cheirurus
- †Chonetes
- †Chonetes ornatus
- †Cleiothyridina
- †Cleiothyridina atrypoides
- †Cleiothyridina sublamellosa
- †Clepsydrops – type locality for genus
- †Cliftonia
- †Coelacanthus
- †Composita
- †Composita subtilita
- †Composita trinuclea
- †Conocardium
- †Cooperoceras
- †Cordaicarpus
- †Cordaites
- †Cordaites principalis
- †Cornulites
- †Crania
- †Craniops
- †Cricotus – type locality for genus
- †Crotalocrinites
- †Ctenacanthus
- †Ctenacanthus buttersi – type locality for species
- †Curriella – tentative report
- †Cyathocrinites
- †Cyclonema
- †Cyclus
- †Cyphaspis
- †Cyrtoceras
- †Dalmanites
- †Deiphon
- †Dicoelosia
- †Dictyonema
- †Dimerocrinites
- †Dimerocrinites occidentalis
- †Diplocaulus – type locality for genus
- †Domatoceras
- †Echinaria
- †Edestus
- †Edmondia
- †Elonichthys
- †Encrinurus
- †Eodictyonella
- †Eophacops
- †Eophacops handwerki
- †Eospirifer
- †Eospirifer radiatus
- †Erratencrinurus
- †Eucalyptocrinites
- †Eucalyptocrinites crassus
- †Euomphalus
- †Euomphalus planodorsatus
-
†Euphoberia – type locality for genus
- †Euphoberia armigera – type locality for species
- †Favosites
- †Fenestella
- †Fletcheria
- †Gerarus – type locality for genus
- †Glikmanius
- †Glikmanius occidentalis
- †Glyptambon
- †Glyptopleura
- †Gondolella
- †Graeophonus
- †Graeophonus scudderi – type locality for species
- †Greenops
- †Greererpeton
- †Hallopora – tentative report
- †Halysites
- †Harpidium
- †Helenodora – type locality for genus
- †Helenodora inopinata – type locality for species
- †Heliomeroides
- †Holia
- †Hyolithes
- †Ilyodes
- †Isodectes
-
†Isotelus
- †Isotelus gigas
- †Isotelus maximus
- †Kionoceras
- †Latzelia – type locality for genus
- †Latzelia primordialis – type locality for species
- †Lepidodendron
- †Lepidodendron aculeatum
- †Lepidophyllum
- †Lepidostrobus
- †Lichas
- †Lingula
- †Liroceras
- Lithophaga – tentative report
- †Lysorophus – type locality for genus
- †Marsupiocrinus
- †Meristina
- †Metacoceras
- †Milosaurus – type locality for genus
- †Monograptus
- †Monograptus dubius
- †Murchisonia
- †Naticopsis
- †Naticopsis carleyana
- †Naticopsis planifrons
- †Naticopsis waterlooensis – type locality for species
- †Nemastomoides – type locality for genus
- †Neospirifer
- †Neospirifer dunbari
- †Neospirifer triplicatus
-
†Neuropteris
- †Neuropteris ovata
- †Neuropteris rarinervis
- †Neuropteris scheuchzeri
- †Neuropteris tenuifolia
- †Nodonema
- Nucula
- †Nuculoidea – tentative report
- †Onychopterella – tentative report
- †Palenarthrus – type locality for genus
- †Palenarthrus impressus – type locality for species
- †Paraisobuthus
- †Pecopteris
- †Pecopteris plumosa
- †Pentremites
- †Pentremites tulipaformis
- †Periechocrinus
- †Phacops
-
†Phlegethontia
- †Phlegethontia longissima – type locality for species
- †Phragmolites
- †Platyceras
- †Platysomus
- †Platystrophia
- †Plicochonetes
- †Polysentor – type locality for genus
- †Priapulites – type locality for genus
- †Priapulites konecniorum – type locality for species
- †Prodentalium
- †Proetus
- †Protophasma
- †Protopilio
- †Pseudophlegethontia – type locality for genus
- †Pseudophlegethontia turnbullorum – type locality for species
- †Pterochiton
- †Pterotheca
- †Rasstriga – type locality for genus
- †Rasstriga americana – type locality for species
- †Remopleurides
- †Rhodea
- †Rhynchonella
- †Saccoglossus
- †Sagenodus
- †Samaropsis
- †Savagella
- †Scepasma – type locality for genus
- †Sigillaria
- †Silphion – type locality for genus
- † Simplicius
- †Skenidioides
- Solemya
- †Solenochilus
- †Sphaerexochus
- †Sphaerocoryphe
- †Sphenophyllum
- †Sphenophyllum cuneifolium
- †Sphenophyllum emarginatum
- †Sphenophyllum longifolium – or unidentified comparable form
- †Sphenopteris
- †Stearoceras
- †Stethacanthus
- †Stethacanthus altonensis
- †Stigmaria
- †Strophomena
- †Symmorium – type locality for genus
- †Syringopora
- †Tainoceras
- †Tentaculites
- †Tranodis
- †Tullimonstrum – type locality for genus
- †Wilkingia
- †Worthenia
- †Xyloiulus
- Yoldia
Mesozoic
The Paleobiology Database records no known occurrences of Mesozoic fossils in Illinois.
Cenozoic
- Agabus
- †Agabus praelugens – type locality for species
- †Agabus savagei – type locality for species
- †Anomodon – type locality for genus
- †Anomodon snyderi – type locality for species
- †Araloselachus
- †Araloselachus cuspidata
- Arvicola
- †Bananogmius
- †Bananogmius crieleyi – or unidentified comparable form
- Bison
- Blarina
- †Bootherium
- †Bootherium bombifrons
- Carabus
- †Carabus maeander
- Castor
- †Castoroides
- †Castoroides ohioensis
- †Cervalces
- †Cervalces latifrons – tentative report
- †Cervalces scotti
- Chelonia
- Chlaenius
- †Chlaenius plicatipennis – type locality for species
- Conopeum
- †Conopeum damicornis
- Donacia
- †Donacia stirioides – type locality for species
- Equus
- Esox
- †Euceratherium
- †Euceratherium collinum
- Geomys
- †Geomys bursarius
- †Ischyodus
- †Ischyodus williamsae
- Lasiopodomys
- †Lasiopodomys deceitensis
- †Mammut
- †Mammut americanum
- †Mammuthus
- †Mammuthus primigenius
- Marmota
- †Marmota monax
- †Megalonyx
- †Megalonyx jeffersonii
- Mesalia
- †Mesalia alabamiensis
- Microtus
- †Microtus paroperarius
- Natica
- †Natica reversa
- Olophrum
- †Olophrum henryi – type locality for species
- Ostrea
- †Ostrea pulaskensis
- †Pachyrhizodus
- †Pachyrhizodus caninus
- Patrobus
- †Patrobus henshawi – type locality for species
- Peromyscus
- Pitar – tentative report
- †Pitar ripleyanus
- Pituophis
-
†Platygonus – type locality for genus
- †Platygonus compressus – type locality for species
- †Platygonus cumberlandensis – tentative report
- Platynus
- †Platynus calvini – type locality for species
- †Platynus pleistocenicus – type locality for species
- †Platynus subgelidus – type locality for species
- Procyon
- †Procyon lotor – type locality for species
- †Propenser
- †Propenser hewletti
- †Ptychodus
- Rangifer
- †Sangamona
- †Sangamona fugitiva
- Sorex
- †Strepsidura
- †Strepsidura contorea
- Sylvilagus
- †Sylvilagus floridanus
- Ursus
- Venericardia
- †Venericardia smithii
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List of the prehistoric life of Illinois Facts for Kids. Kiddle Encyclopedia.