List of the Paleozoic life of Illinois

From Wikipedia, the free encyclopedia

This list of the Paleozoic life of Illinois contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Illinois and are between 541 and 252.17 million years of age.

A[]

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  • †Achatella
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  • †Actinoceras
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  • Fossilized fronds of the Carboniferous-Early Cretaceous seed fern Alethopteris
    †Alethopteris
    • †Alethopteris decurrens
    • †Alethopteris lonchitica
    • †Alethopteris owenii
    • †Alethopteris serlii
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    • † – or unidentified comparable form
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  • † – tentative report
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  • †Ameura
  • † – type locality for genus
    • † – type locality for species
  • Life restoration of the Carboniferous amphibian Amphibamus
    †Amphibamus – type locality for genus
    • †Amphibamus grandiceps – type locality for species
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  • †Amphiscapha
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  • †Amynilyspes – type locality for genus
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  • Fossil of the Carboniferous horsetail relative Annularia
    †Annularia
    • †Annularia asteris – or unidentified comparable form
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    • †Annularia stellata
    • † – or unidentified comparable form
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  • †Anomphalus – type locality for genus
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  • †Anthracoceras
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  • † – tentative report
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    • † – or unidentified comparable form
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    • † – or unidentified comparable form
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  • †Archaeocidaris – tentative report
  • † – type locality for genus
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  • †Archaeopteris
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  • Fossils of the Carboniferous-Permian bryozoan Archimedes
    †Archimedes
    • †Archimedes communis
    • †Archimedes compactus
    • †Archimedes invaginatus
    • †Archimedes lativolvis
    • †Archimedes macfarlani
    • †Archimedes swallovanus
    • †Archimedes terebriformis
  • †Archimylacris
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  • † – tentative report
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  • †Arctinurus
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  • Illustration of a fossil of the Carboniferous-Permian spider Arthrolycosa. Charles Emerson Beecher (1889).
    †Arthrolycosa – type locality for genus
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  • †Arthropitys
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  • †Artisia
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    • † – or unidentified comparable form
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  • †Asterotheca
    • †Asterotheca miltoni – or unidentified comparable form
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  • †Asyncritus – type locality for genus
    • † – type locality for species
  • †Athyris
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  • Fossilized shell of the Late Ordovician-Carboniferous brachiopod Atrypa
    †Atrypa
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    • †Atrypa reticularis – report made of unidentified related form or using admittedly obsolete nomenclature
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  • †Aviculopecten
    • †Aviculopecten fasciculatus
  • † Avonia
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B[]

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  • †Bandringa – type locality for genus
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  • †Bassleroceras
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  • Fossilized shell of the Silurian-Early Triassic mollusc Bellerophon
    †Bellerophon
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    • †Bellerophon spergensis
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  • †Belinurus
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  • †Bembexia
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    • † – or unidentified comparable form
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  • †Blattoidea
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  • Life restoration of the Carboniferous amphibian Brachydectes
    †Brachydectes
    • †Brachydectes newberryi
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  • Fossil of the Early Ordovician-Silurian trilobite Bumastus
    †Bumastus
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    • †Bumastus armatus – or unidentified comparable form
    • †Bumastus chicagoensis
    • †Bumastus cuniculus – or unidentified comparable form
    • †Bumastus graftonensis
    • †Bumastus insignis
    • †Bumastus springfieldensis
    • †Bumastus transversalis
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C[]

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  • Fossilized stems from the Carboniferous-Permian horsetail relative Calamites
    †Calamites
    • † – or unidentified comparable form
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    • †Calamites suckowii
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  • Fossilized fronds of the Carboniferous seed fern Callipteridium
    †Callipteridium
  • †Calvinia
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  • †Calymene
  • †Calyptaulax
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    • † – or unidentified comparable form
  • †Camarotoechia
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  • Life restoration of the Carboniferous Chimaera relative Caseodus
    †Caseodus
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  • †Cephalerpeton – type locality for genus
    • †Cephalerpeton ventriarmatum – type locality for species
  • †Ceratiocaris
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  • †Ceratocephala
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  • †Ceraurinella
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  • †Ceraurinus
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  • Fossil of the Middle-Late Ordovician trilobite Ceraurus
    †Ceraurus
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  • †Chaetetes
  • †Cheirurus
    • † – or unidentified comparable form
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  • †Chonetes
    • †Chonetes ornatus
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  • Fossilized shell of the Middle Devonian-Permian brachiopod Cleiothyridina
    †Cleiothyridina
    • †Cleiothyridina atrypoides
    • †Cleiothyridina sublamellosa
  • †Clepsydrops – type locality for genus
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  • †Cliftonia
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  • Life restoration (foreground) of the Permian-Jurassic lobe-finned fish Coelacanthus
    †Coelacanthus
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  • †Composita
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    • †Composita subtilita
    • †Composita trinuclea
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  • †Conocardium
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  • †Cooperoceras
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  • †Cordaicarpus
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  • Fossilized foliage of the Carboniferous-Permian conifer relative Cordaites
    †Cordaites
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    • †Cordaites principalis
  • †Cornulites
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    • † – or unidentified comparable form
  • †Crania
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  • †Craniops
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  • Fossilized skeleton of the Carboniferous-Permian reptile relative Cricotus
    †Cricotus – type locality for genus
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  • †Crossotheca
  • †Crotalocrinites
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  • †Crurithyris
    • † – or unidentified comparable form
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  • Fossil of the Carboniferous shark Ctenacanthus
    †Ctenacanthus
    • †Ctenacanthus buttersi – type locality for species
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  • †Curriella – tentative report
  • †Cyathocrinites
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  • †Cyclonema
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  • †Cyclus
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  • †Cyphaspis
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  • Restoration of the Cambrian-Middle Devonian nautiloid cephalopod Cyrtoceras
    †Cyrtoceras
  • Cytherella
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  • † – tentative report
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D[]

  • † – type locality for genus
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Elasmobranch †Dabasacanthus inskasi Zangerl 1979 from Mazon Creek
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  • Fossil of the Late Ordovician-Middle Devonian trilobite Dalmanites
    †Dalmanites
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  • †Deiphon
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    • † – or unidentified comparable form
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  • †Dicoelosia
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  • †Dictyoclostus
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  • †Dictyonema
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    • † – or unidentified comparable form
    • † – or unidentified comparable form
  • † – or unidentified comparable form
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  • †Dimerocrinites
    • †Dimerocrinites occidentalis
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  • Fossilized axial skeleton of the Carboniferous-Permian amphibian Diplocaulus
    †Diplocaulus – type locality for genus
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  • †Ditomopyge
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  • †Domatoceras
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  • †Donaldina
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E[]

  • †Echinaria
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  • Life restoration of the Late Devonian-Carboniferous Chimaera relative Edestus
    †Edestus
    • † – type locality for species
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  • Fossilized skeleton of the Carboniferous-Permian bony fish Elonichthys
    †Elonichthys
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  • †Encrinurus
    • †Encrinurus egani
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  • †Eodictyonella
  • † – tentative report
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  • †Eophacops
    • †Eophacops handwerki
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  • † – type locality for genus
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  • †Eospirifer
    • †Eospirifer radiatus
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  • †Erratencrinurus
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    • † – type locality for species
    • † – type locality for species
  • Fossilized calyx of the Silurian-Middle Devonian crinoid ("sea lily") Eucalyptocrinites
    †Eucalyptocrinites
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    • †Eucalyptocrinites crassus
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    • † – type locality for species
  • Fossilized shell of the Silurian-Permian sea snail Euomphalus
    †Euomphalus
    • †Euomphalus planodorsatus
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    • † – type locality for species
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    • † – type locality for species
    • † – type locality for species
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  • †Euphemites
    • † – type locality for species
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    • † – type locality for species
    • † – type locality for species
  • Illustration of fossil of the Carboniferous millipede Euphoberia
    †Euphoberia – type locality for genus
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    • †Euphoberia armigera – type locality for species
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F[]

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  • Fossil of the Late Ordovician-Permian tabulate coral Favosites
    †Favosites
  • †Fenestella
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  • †Fletcheria
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G[]

  • †
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    • † – type locality for species
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    • † – type locality for species
  • †Gerarus – type locality for genus
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    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
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    • † – type locality for species
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  • † – type locality for genus
    • † – type locality for species
  • Fossilized tooth of the Carboniferous shark Glikmanius
    †Glikmanius
    • †Glikmanius occidentalis
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  • †Glyptambon
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  • †Glyptopleura
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  • †Gondolella
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    • † – type locality for species
  • †Goniophora – tentative report
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  • †Graeophonus
    • †Graeophonus scudderi – type locality for species
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    • † – or unidentified comparable form
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  • †Greenops
  • Life restoration of the Carboniferous four-limbed animal precursor Greererpeton
    †Greererpeton
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    • † – or unidentified comparable form
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  • † – type locality for genus
    • † – type locality for species

H[]

  • † – type locality for genus
    • † – type locality for species
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    • † – type locality for species
  • † – tentative report
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  • Fossil of the Ordovician bryozoan ("moss animal") Hallopora
    †Hallopora – tentative report
  • † – type locality for genus
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  • †Halysites
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  • † – type locality for genus
    • † – type locality for species
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  • †Harpidium
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  • †Helenodora – type locality for genus
    • †Helenodora inopinata – type locality for species
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  • †Heliomeroides
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  • † – type locality for genus
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  • †Holia
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  • † – tentative report
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Fossilized shells of the Cambrian-Permian brachiopod relative Hyolitha

†Hyolithes

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    • † – type locality for species
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  • † – type locality for genus
    • † – type locality for species
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  • † – type locality for genus
    • † – type locality for species
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I[]

  • † – tentative report
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  • †Ilyodes
    • † – type locality for species
    • † – type locality for species
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  • †
    • † – type locality for species
  • Life restoration of the Permian amphibian Isodectes
    †Isodectes
    • †
  • †Isorophus – tentative report
  • †
  • †Isotelus
    • †Isotelus gigas
    • †Isotelus maximus

J[]

  • † – type locality for genus
    • † – type locality for species
  • †Juresania
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K[]

  • † – tentative report
  • † – type locality for genus
    • † – type locality for species
  • †
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  • Fossilized shells of the Middle Ordovician-Permian nautiloid cephalopod Kionoceras
    †Kionoceras
  • †
    • †
  • † – tentative report
  • †
    • † – or unidentified comparable form
  • †
    • †
    • †
    • †
  • †
    • †
  • †
  • †
    • †
  • †
    • † – type locality for species
  • †
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †

L[]

  • †
    • †
  • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • Illustration of a fossil of the Carboniferous centipede Latzelia
    †Latzelia – type locality for genus
    • †Latzelia primordialis – type locality for species
  • †
    • †
  • †
  • †
  • †Lecthaylus - type locality for genus
    • † - type locality for species
  • †
    • †
    • † – or unidentified comparable form
    • †
    • †
    • †
    • †
    • †
  • †
  • †
    • †
  • †
  • †
  • Restoration of the Carboniferous-Late Triassic club moss relative Lepidodendron. (1911).
    †Lepidodendron
    • †Lepidodendron aculeatum
    • †
    • † – or unidentified comparable form
    • †
    • †
  • †
  • †
  • †Lepidophyllum
    • †
  • †
  • †Lepidostrobus
  • †Leptaena
    • †
    • †
  • †
    • † – or unidentified comparable form
  • †
    • † – or unidentified comparable form
    • †
  • †
    • † – type locality for species
    • †
  • †
    • † – type locality for species
  • †Lichas
    • †
  • Shell of the Cambrian-modern brachiopod Lingula
    †Lingula
    • †
    • †
  • †
    • †
  • †
    • †
  • † – tentative report
  • †Liroceras
    • †
  • † – tentative report
  • †
    • †
  • †
    • † – type locality for species
  • †
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
  • Shell of a Lithophaga, or date mussel
    Lithophaga – tentative report
    • †
  • † – or unidentified comparable form
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • †
    • †
    • †
  • †
    • †
    • †
    • †
    • †
    • † – or unidentified comparable form
    • †
    • †
    • †
    • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
  • †
    • †
  • †
    • †
  • †
    • †
  • Life restoration of the Permian snake-like amphibian Lysorophus showing speculative egg-coiling behavior
    †Lysorophus – type locality for genus
    • † – type locality for species

M[]

  • †
    • †
  • †
    • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
    • †
    • †
    • †
  • †Marsupiocrinus
    • †
  • †
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †Mazothairos – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • †
    • †
    • †
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
  • †Meristina
  • † – tentative report
  • †Mesolobus
  • †
    • † – tentative report
  • †
    • † – type locality for species
  • †
    • † – type locality for species
  • Fossilized shell of the Carboniferous-Permian nautiloid cephalopod Metacoceras
    †Metacoceras
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • †
    • †
    • †
    • †
    • †
  • †Milosaurus – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – type locality for species
  • †
  • †
    • †
  • †
  • Fossils of the Early Devonian graptolite Monograptus
    †Monograptus
    • †Monograptus dubius
    • †
  • †
    • †
  • †
    • †
  • †
    • †
  • †
  • †
    • † – or unidentified comparable form
  • †
  • †
    • † – or unidentified related form
  • †Murchisonia
    • †
    • †
    • †
  • †
    • †
  • †
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
    • †
    • † – type locality for species
  • †
    • † – type locality for species
    • †
  • † – report made of unidentified related form or using admittedly obsolete nomenclature
  • † – type locality for genus
    • † – type locality for species

N[]

  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
  • Fossilized shell of the Early Devonian – Triassic sea snail Naticopsis
    †Naticopsis
    • †Naticopsis carleyana
    • †Naticopsis planifrons
    • †Naticopsis waterlooensis – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †Nemastomoides – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †Neospirifer
    • †Neospirifer dunbari
    • †Neospirifer triplicatus
  • Fossilized frond of the Carboniferous seed fern Neuropteris
    †Neuropteris
    • †
    • †
    • †Neuropteris ovata
    • †
    • †Neuropteris rarinervis
    • †Neuropteris scheuchzeri
    • †
    • †
    • †Neuropteris tenuifolia
  • †
    • † – tentative report
  • †Nodonema
    • †
  • †
    • †
  • Interior of a fossilized shell of the Early Ordovician-modern marine bivalve Nucula
    Nucula
  • †Nuculoidea – tentative report
  • †
    • †
  • †
    • †

O[]

  • †
  • †
  • †
    • † – type locality for species
  • †Onychopterella – tentative report
    • †
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • †
  • †
    • † – tentative report
  • †
    • † – type locality for species
    • † – type locality for species
    • †
    • † – type locality for species
  • †
    • †
  • †
    • †
  • †
    • † – type locality for species
    • † – type locality for species
  • †
  • †
    • †
  • †
    • †
  • †
    • † – type locality for species
  • †
    • † – type locality for species
    • † – type locality for species

P[]

  • † – tentative report
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • † – report made of unidentified related form or using admittedly obsolete nomenclature
    • † – type locality for species
    • † – type locality for species
  • †
    • †
    • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • †
  • †
  • †
    • †
    • †
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †Palenarthrus – type locality for genus
    • †Palenarthrus impressus – type locality for species
  • †
    • †
  • †
  • †
  • †
  • †Paraisobuthus
    • † – type locality for species
  • †
    • †
  • †
    • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • † – type locality for species
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – type locality for species
  • Fossils of the Late Devonian-Permian fern-like fronds Pecopteris
    †Pecopteris
    • †Pecopteris plumosa
    • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †Pentremites
    • †
    • †
    • †
    • †
    • †
    • †
    • †Pentremites tulipaformis
  • †
  • † – type locality for genus
    • † – type locality for species
  • Fossil of the Silurian-Carboniferous crinoid ("sea lily") Periechocrinus
    †Periechocrinus
    • †
    • †
    • †
    • †
    • †
  • †
    • † – tentative report
    • †
  • †
    • †
  • †
    • †
    • † – or unidentified comparable form
  • Fossil of the Late Ordovician-Late Devonian trilobite Phacops
    †Phacops
    • †
  • †
  • †
    • † – type locality for species
    • †
  • †
    • †
  • †Phestia
    • †
  • Life restoration of the Carboniferous-Permian amphibian Phlegethontia.
    †Phlegethontia
    • †Phlegethontia longissima – type locality for species
  • †
  • †
  • †Phragmolites
    • † – type locality for species
  • †
    • † – type locality for species
    • † – type locality for species
  • †
  • †
    • †
  • †
  • †
  • †
    • †
  • †Platyceras
    • †
    • †
  • †
  • †
  • †
    • † – type locality for species
  • Life restoration of the Carboniferous-Permian bony fish Platysomus
    †Platysomus
    • †
  • †Platystrophia
    • †
  • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – or unidentified comparable form
  • †Plicochonetes
    • † – tentative report
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – type locality for species
  • Life restoration of the Carboniferous Chimaera relative Polysentor
    †Polysentor – type locality for genus
    • † – type locality for species
  • †
    • †
  • † – tentative report
  • †
    • †
  • †Priapulites – type locality for genus
    • †Priapulites konecniorum – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †Prodentalium
  • †
    • †
  • Restoration of the Silurian trilobite Proetus
    †Proetus
    • †
    • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • † – type locality for species
  • † – tentative report
    • †
  • †
  • † – report made of unidentified related form or using admittedly obsolete nomenclature
    • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
  • †
  • Life restoration of the Carboniferous insects Protophasma and
    †Protophasma
    • † – type locality for species
  • †Protopilio
    • † – type locality for species
  • †
    • †
  • †Protosolpuga – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • Fossilized skeleton of the Carboniferous snake-like amphibian Pseudophlegethontia
    †Pseudophlegethontia – type locality for genus
    • †Pseudophlegethontia turnbullorum – type locality for species
  • †
    • †
  • †
    • † – type locality for species
  • †
    • † – or unidentified comparable form
  • †
    • †
  • †Pterochiton
    • † – type locality for species
  • †
  • †Pterotheca
    • † – type locality for species
  • †
    • †
    • †
    • †
    • †
    • †
    • †
  • †
  • † – tentative report
    • †
  • †
    • †
    • †
    • †
    • †
    • †
    • †
    • † – or unidentified comparable form
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • † – or unidentified comparable form
    • †
  • †
    • †
  • †
    • †
    • †
  • †
    • †
  • †
    • †
  • †
  • †

Q[]

  • †
    • †
  • †
    • †

R[]

  • †
    • †
  • †Rafinesquina
    • †
  • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • † – or unidentified comparable form
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
  • †Rasstriga – type locality for genus
    • †Rasstriga americana – type locality for species
  • †
  • †
    • †
    • †
  • †Remopleurides
    • †
  • †
  • †
    • †
  • †
  • †
    • †
  • †
    • †
  • †
    • †
  • †
    • †
    • †
    • †
    • †
    • †
  • †
    • †
  • †
    • † – type locality for species
    • † – type locality for species
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • † – type locality for species
  • †
  • †
    • †
    • †
  • †Rhodea
    • † – or unidentified comparable form
  • †
    • † – type locality for species
  • †Rhombopora
  • †
    • †
  • Fossilized shell of the Silurian-Eocene articulate brachiopod Rhynchonella
    †Rhynchonella
  • †
    • †
    • †
    • †
  • †
  • †
    • † – or unidentified comparable form
    • †
  • †
    • †

S[]

  • †Saccoglossus
    • † – type locality for species
  • †
    • †
  • †Sagenodus
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • †
    • †
  • †
    • †
  • †Samaropsis
  • †Savagella
    • †
    • †
  • †
    • †
    • †
    • †
  • †Scepasma – type locality for genus
    • † – type locality for species
  • †
    • †
  • †Schizodus
  • †Schizophoria
    • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
    • †
    • †
  • †
    • †
    • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • † – type locality for species
  • † – tentative report
  • †
    • †
  • †
    • †
  • †
  • †
  • †
    • † – tentative report
  • †
  • †
  • †
    • †
  • †
    • † – tentative report
  • †
    • †
  • †
  • Fossilized stump of the Carboniferous-Permian club moss relative Sigillaria
    †Sigillaria
    • † – or unidentified comparable form
    • †
  • †
  • †Silphion – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • † Simplicius
    • † – type locality for species
  • †
    • †
  • †
    • †
  • †Skenidioides
  • Modern specimen of the marine bivalve Solemya
    Solemya
    • †
  • †
    • †
  • †Solenochilus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • † – or unidentified comparable form
    • †
  • †Sphaerexochus
    • †
    • †
  • †Sphaerocoryphe
    • †
  • Fossilized leaves and branches of the Devonian-Triassic horsetail relative Sphenophyllum
    †Sphenophyllum
    • †Sphenophyllum cuneifolium
    • †Sphenophyllum emarginatum
    • †Sphenophyllum longifolium – or unidentified comparable form
  • †Sphenopteris
    • †
    • †
  • †
    • † – type locality for species
  • †
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
    • †
  • †
    • †
  • †
    • †
  • †Spondylerpeton – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • part and counterpart
      † – type locality for species
  • †
    • †
  • †Stearoceras
    • † – type locality for species
  • †
    • †
    • †
  • †
    • †
  • †
    • † – type locality for species
    • † – or unidentified comparable form
  • †
    • †
    • †
  • †
  • †
    • † – or unidentified comparable form
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
  • Life restorations of a male (foreground) and female (background) of the Late Devonian-Carboniferous Chimaera relative Stethacanthus
    †Stethacanthus
    • †Stethacanthus altonensis
  • †
  • †Stigmaria
    • †
    • †
    • †
  • †
    • †
  • †
  • †
  • †
    • †
    • †
  • †Strophomena
  • †
    • † – type locality for species
  • †
    • † – type locality for species
  • †
    • †
  • Fossil of the Carboniferous Chimaera relative Symmorium
    †Symmorium – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †Syringopora
  • †
    • †
    • †

T[]

  • †Tainoceras
    • †
    • † – type locality for species
  • †
  • †
  • † – type locality for genus
    • † – type locality for species
  • Fossilized shell of the Early Ordovician-Late Devonian probable mollusc Tentaculites
    †Tentaculites
    • †
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
  • †Thaleops
    • †
  • †
    • †
  • †
    • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • † – type locality for species
    • † – type locality for species
  • †
    • † – type locality for species
    • † – type locality for species
  • †
  • †
    • †
  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
    • †
  • †Tranodis
    • †
  • †
  • †
    • †
  • †
    • †
    • †
  • † – tentative report
  • †
  • † – tentative report
    • †
  • †
    • † – type locality for species
  • †
    • †
  • †
    • †
    • † – or unidentified comparable form
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
  • †Triticites
    • †
    • †
  • †
    • † – or unidentified comparable form
  • †
    • †
  • †
    • †
  • †
    • †
  • Restoration of the mysterious Carboniferous life-form Tullimonstrum, or the Tully monster
    †Tullimonstrum – type locality for genus
    • † – type locality for species
  • † – type locality for genus
    • † – type locality for species
  • †
    • †

U[]

  • †
    • †
    • †
  • †
    • †
  • †
    • †

V[]

  • †
  • †
    • †
  • †
    • †
  • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • † – or unidentified comparable form
  • †
    • †
  • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
    • †
  • †
    • †

W[]

  • † – type locality for genus
    • † – type locality for species
  • †
    • †
    • †
  • † – tentative report
  • †
    • †
  • †
    • †
  • †
    • †
  • †
  • †Wilkingia
    • †
  • †
    • †
    • †
    • †
  • †Worthenia
    • †

X[]

  • Illustration of a fossil of the Carboniferous millipede Xyloiulus
    †Xyloiulus
    • † – type locality for species
    • † – type locality for species

Y[]

  • † – type locality for genus
    • † – type locality for species
  • Yoldia

Z[]

  • † – type locality for genus
    • † – type locality for species
  • †
    • †
  • †
  • †
    • †
  • † – tentative report
  • † – type locality for genus
    • † – type locality for species

References[]

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