List of the Paleozoic life of Kentucky
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This list of the Paleozoic life of Kentucky contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Kentucky and are between 538.8 and 252.17 million years of age.
A
- †Abatocrinus
- †Abatocrinus grandis
- †Abatocrinus steropes
- †Abatocrinus n. sp. – informal
Fossilized calyx of the Carboniferous crinoid ("sea lily") Abrotocrinus - †Abrotocrinus coreyi
- †Abrotocrinus debrae
- †Abrotocrinus manus – tentative report
- †Abrotocrinus springeri
- †Abrotocrinus unicus
- †Achatella
- †Achistrum
- †Acidaspis
- †Acidaspsis
- †Acinophyllum
- †Aclisina
- †Acolocrinus
- †Acratia
- † Acrophyllum
- †Actinoceras
- †Actinoceras altopontense – type locality for species
- †Actinoceras kentuckiense – type locality for species
Fossilized calyx and partial stem of the Devonian-Permian crinoid ("sea lily") Actinocrinites - †Adinocrinus
- †Aerocortex
- †Agaricocrinus
- †Agaricocrinus americanus
- †Agaricocrinus crassus
- †Agaricocrinus inflatus – tentative report
- †Agaricocrinus planoconvexus
- †Agaricocrinus wortheni – tentative report
- †Agassizocrinus
- †Ahrensisporites
- †Alaskadiscus
- †Alastega
- †Alastega martini – type locality for species
Fossilized fronds of the Carboniferous-Early Cretaceous seed fern Alethopteris - †Alethopteris decurrens
- †Alethopteris lonchitica – or unidentified comparable form
- †Allonychia
- †Alloprosallocrinus
- †Allorisma
- †Allosaccus
- †Allumettoceras
- †Allumettoceras tenerum – or unidentified comparable form
- †Alveolites
- †Amaurotoma
- †Amblytochiton
- †Amblytochiton incomptus – type locality for species
- †Ambochia
- †Ambonychia
- †Ambonychia byrnesi
- †Ambonychia ulrichi – or unidentified comparable form
- †Ammonellipsites
- †Amphiscapha
- †Amphissites
- †Amphoracrinus
- †Amplexizaphrentis
Ordovician-Permian bryozoan Amplexopora - †Amplexopora minnesotensis
- †Amplexopora minor
- †Amplexopora persimilis
- †Amplexopora winchelli – or unidentified comparable form
- †Amplexus
- †Amygdalocystites
- †Anapiculatisporites
- †Anastrophia – tentative report
- †Anazyga
- †Anchiopella
- †Anematina
- † Anisophyllum
- †Anisophyllum trifurcatum
- †Anisophyllum unilargum – tentative report
- †Ankyropteris
Fossil of the Carboniferous horsetail relative Annularia - †Anomalocrinus
- †Anomalodonta
- †Aorocrinus
- †Aorocrinus nodulus – type locality for species
- †Aparchites
- †Apiculatasporites
- †Apodasmocrinus
- †Aptochilina
- †Arabellites
- †Arachnophyllum
- †Arachnophyllum mamillare
- †Arachnophyllum mammillare
- †Arachnophyllum pentagonum – type locality for species
- †Arachnophyllum quadrangulare
- †Arachnophyllum separatum
- †Arachnophyllum sinemurum – type locality for species
- †Arachnophyllum striatum
Fossilized shell and spines of the Late Devonian-Permian sea urchin Archaeocidaris - †Archaeocrinus
- †Archaeopitys
- †Archaeopteris
Fossils of the Carboniferous-Permian bryozoan Archimedes - †Archinacella
- †Arnoldella
- †Arthraria
- †Arthropitys
- †Arthroxylon
- †Asolanus
- †Aspidopora
- †Astarella
- †Astartella – tentative report
Fossilized teeth of the Devonian-Cretaceous shark Asteracanthus - †Asteracanthus siderius – type locality for species
- †Asterophyllites
- †Asthenophyllum
- †Asthenophyllum davisi – type locality for species
- †Asthenophyllum scitulum – tentative report
- †Astrocerium
- †Atactopora
- †Atactoporella
- †Atelestocrinus
- †Atelestocrinus kentuckyensis – type locality for species
- †Athyris
Fossilized shell of the Late Ordovician-Carboniferous brachiopod Atrypa - †Augustoceras
- †Augustoceras shideleri – type locality for species
- †Aulacera
- †Aulocrinus
- †Aulocystis
- †Aulocystis auloporoidea
- †Aulocystis jacksoni
- †Aulocystis procumbens – tentative report
- †Aulocystis transitorius – type locality for species
Fossil of the Late Ordovician-Permian tabulate coral Aulopora - †Aulopora precius
- †Aulopora pygmaea – tentative report
- †Aulopora tubiporoides
- †Australosutura
- †Aviculopecten
- †Aviculopecten germanus – or unidentified related form
B
- Bairdia
- †Balticopora
- †Barycrinus
- †Barycrinus asteriscus – or unidentified related form
- †Barycrinus cornutus
- †Barycrinus rhombiferus
- †Barycrinus sculptilis
- †Barycrinus sculptus
- †Barycrinus spurius
- †Barycrinus stellatus
- †Barycrinus tumidus
- †Batherocystis
- †Bathyurus
- †Bathyurus ingalli – or unidentified comparable form
- †Batocrinus
- †Batostoma
- †Batostoma humile – or unidentified comparable form
- †Batostomella
- †Beecheria
- †Beecheria formosa – tentative report
- †Belemnospongia
Fossilized shell of the Silurian-Early Triassic mollusc Bellerophon - †Beloitoceras
- †Beloitoceras huronense – or unidentified comparable form
- †Benthanyphyllum
- Berenicea
- †Beyrichia
- †Beyrichoceras
- †Billingsastraea
- †Billingsocystis
- †Bisatoceras – tentative report
- †Blairocrinus
- †Blairocrinus protuberatus – type locality for species
- †Blothrocrinus
- †Blothrophyllum
- †Bolbopisthia
- †Bolbopisthia progressa reticulata – or unidentified comparable form
- †Bollia
- †Borestus
- †Bostonia
- †Bothrodendron
- †Bowmanites
- †Brachiospongia
- †Brachymetopus
- †Brachythyris
- †Bucanapsis
- †Bucania
- †Bucania halli
- †Bucania pojetai – type locality for species
- †Bucania rugatina
- †Bucania subangulata
- †Bucania sublata
- †Bucanopsis
- †Bulimorpha
Life restoration of the Early Ordovician-Silurian trilobite Bumastus - †Byssonychia
- Bythocypris
C
Fossilized stems from the Carboniferous-Permian horsetail relative Calamites - †Calamocarpon
- †Calamopitys
- †Calamopteris
- †Calamoptys
- †Calamospora
- †Calamostachys
- †Calapoecia
A polished round of the permineralised Late Devonian-Carboniferous wood Callixylon - †Calopora
- †Calostylis
- †Calyptaulax
- †Calyptaulax strasburgensis – or unidentified comparable form
- †Camarotoechia
- †Camerella
- †Camerella immatura – or unidentified related form
Fossilized shell of the Middle Ordovician-Silurian nautiloid cephalopod Cameroceras - †Cameroceras rowenaense – type locality for species
- †Cameroceras trentonense – or unidentified comparable form
- †Camptocrinus
- †Canadocystis
- †Cantabricanites – tentative report
- †Carabocrinus
- †Carabocrinus micropunctatus
- †Carabocrinus plate – informal
- †Carinaropsis
- †Carinaropsis cymbula
- †Carinaropsis explanata – type locality for species
- †Carinaropsis minima
- †Cartersoceras
- †Cartersoceras popei – type locality for species
- †Cartersoceras shideleri
- †Catillocrinus
- †Cavellina
- †Ceramophylla
- †Ceramoporella
- †Cerartoleperditia
- †Ceratopsis
- †Ceratopsis chambersi
- †Ceratopsis intemedia
- †Ceratopsis intermedia
- †Ceratopsis oculifera – or unidentified related form
Fossil of the Middle-Late Ordovician trilobite Ceraurus - †Cestocrinus – tentative report
- †Chasmatopora
- †Cheirocystis
- †Cheirocystis fultonensis – type locality for species
- †Chonetes
- †Cincinnaticrinus
- †Cincinnetina
- †Cladochonus
- †Cladopora
- †Cladoxylon
- †Clathrospira
- †Claudeonychia – tentative report
- †Cleionychia
Fossilized shell of the Middle Devonian-Permian brachiopod Cleiothyridina - †Clepsydropsis
- †Climacograptus
- †Clinopistha
- †Codaster
- †Coeliocrinus
- †Coenites
- †Colaptomena
- †Colpomya
Fossilized shell of the Late Devonian-Permian brachiopod Composita - †Conostoma
- †Constellaria
- †Constellaria florida – or unidentified comparable form
- †Constellaria teres
- †Conularia
- †Convolutispora
- †Coopericystis
- †Cordaites
Fossil of the Middle Ordovician-Carboniferous horn coral Cornulites - †Coronocystis
- †Cosmetocrinus
- †Costalocrinus
- †Costalocrinus conkini – type locality for species
- †Costalocrinus cornutus
- †Costalocrinus rex
- †Costatulites
- †Crania – tentative report
- †Craniops
- †Crassispora
- †Craterophyllum
- †Cryptolithus
- †Ctenobolbina
- †Ctenodonta
- †Ctenodonta logani – or unidentified related form
- †Ctenodonta longa – or unidentified related form
- †Ctenodonta nasuta – or unidentified comparable form
- †Ctenodonta obliqua
- †Ctenodonta regia
- †Ctenodonta socialis
- †Cuffeyella
- †Culmicrinus
- †Cuneamya
- †Cupulocrinus
- †Cyathactis
- †Cyathaxonia
Fossilized calyx and partial stem of the Silurian-Permian crinoid ("sea lily") Cyathocrinites - †Cyathophylloides
- †Cybelinidae
- †Cybelinidae cranidium – informal
- †Cycloconcha
- †Cycloconcha milleri
- †Cycloconcha ovata – or unidentified related form
- †Cyclocyclopa
- †Cyclocystoides
- †Cyclogranisporites
- †Cyclogranisporites aureus – or unidentified comparable form
- †Cyclogranisporites minutus
- †Cyclonema
- †Cyclopentagonopa
- †Cyclora – tentative report
- †Cydrocrinus
- †Cydrocrinus concinnus – tentative report
- †Cydrocrinus subramulosus – tentative report
- †Cymatonota
- †Cyphaspis
- †Cyphotrypa
- †Cypricardinia
- †Cyrtina
Restoration of the Cambrian-Middle Devonian nautiloid cephalopod Cyrtoceras - †Cyrtodonta
- †Cyrtodontula
- †Cyrtolites
- †Cyrtolites claysferryensis – type locality for species
- †Cyrtolites inornatum
- †Cyrtolites ornatus – tentative report
- †Cyrtolites retrorsus
- †Cyrtospira
- †Cyrtospira bicurvata – type locality for species
- †Cyrtostropha
- †Cystihalysites
- †Cystiphylloides
- †Cystiphyllum
- †Cystodictya
- Cytherella
_2_(17385978065).jpg)
D
- †Dalejina
- †Dalmanella
- †Dalmanophyllum
Fossilized calyx of the Carboniferous crinoid ("sea lily") Decadocrinus - †Deceptrix
- †Deceptrix hartsvillensis – or unidentified comparable form
- †Deceptrix perminuta
- †Declinognathodus
- †Declinognathodus delicatus – or unidentified related form
- †Declinognathodus donetzianus
- †Declinognathodus marginodosus
- †Decoroproetus
- †Deiroceras
- †Dekayia
- †Deliablastus
- †Deltoidospora
- †Densosporites
- †Dentiblastus
- †Diabolocrinus
- †Dichocrinus
- †Dichocrinus ficus – tentative report
- †Dichocrinus gracilis
- †Dichocrinus pocillum – tentative report
- †Dichocrinus simplex
- †Dichocrinus ulrichi
- †Dictyophlois
- †Dictyotomaria
- †Dictyotriletes
- †Dielasma
- †Diestoceras
- †Diichnia
- †Dilobella
- †Dimegelasma
- †Dimorphoceratoides
- †Dimorphoceratoides adamsi – type locality for species
- †Dinophyllum
- †Dinorthis
- †Diorychopora
- †Diploblastus
Cambrian graptolite Diplograptus - †Disphyllum
- †Dizygocrinus
- †Doleroides
- †Dolichoharpes
- †Donaldina
- †Dorycrinus
- †Drymopora
- †Dzhaprakoceras[1]
- †Dzhaprakoceras brodheadense – type locality for species[1]
E
- †Ectenocrinus
- †Edaphophyllum
- †Edaphophyllum laciniatum – tentative report
- †Edmondia
- †Edrioaster
- †Emmonsia
Fossilized shells and restored appearances of the Middle-Late Ordovician nautiloid cephalopod Endoceras - †Endothyra
- †Endothyranella
- †Enoploura
- †Enoploura punctata – or unidentified comparable form
- †Entelophyllum
- Eocaudina
- †Eochonetes
- †Eoleperditia
- †Eoleperditia catheysensis – or unidentified comparable form
- †Eoleperditia fabulites
- †Eolissochonetes
- †Eopteria
- †Eospirifer
- †Eotomaria
- †Ephippioceras
A living Equisetum, or horsetail - †Eratacrinus
- †Eremopteris
- †Eretmocrinus
- †Eridophyllum
- †Eridopora
- †Eridorthis
- †Eridotrypa
- †Eridotrypa briareus – or unidentified comparable form
- †Eridotrypa mutabilis
- †Escharopora
- †Escharopora falciformis
- †Escharopora hilli
- †Escharopora nodulosa – or unidentified comparable form
- †Etheridgella
- †Etheridgella biconvexa – type locality for species
- †Eucladocrinus
- †Euconospira
- †Eumetria
- †Eunema
- †Eunicites
- †Eupachycrinus
- †Euphemites
- †Euryocrinus
F
- †Favistella
- †Favistina
Fossil of the Late Ordovician-Permian tabulate coral Favosites - †Favosites arbor
- †Favosites biloculi
- †Favosites clausus
- †Favosites delandi
- †Favosites densitabulatus
- †Favosites discoideus
- †Favosites discus
- †Favosites divergens
- †Favosites favosus
- †Favosites hamiltoniae
- †Favosites hisingeri
- †Favosites niagarensis
- †Favosites placenta
- †Favosites proximatus
- †Favosites quercus
- †Favosites rotundituba
- †Favosites turbinatus
- †Fenestella
- †Fimbrispirifer
- †Fistulipora
Front (left) and right side (right) views of an enrolled fossil of the Middle Ordovician-Silurian trilobite Flexicalymene - †Florinites
- †Foerstephyllum
- †Foerstia
- †Follotites [1]
- †Follotites bighillensis – type locality for species[1]
Fossilized calyx of the Devonian-Carboniferous crinoid ("sea lily") Forbesiocrinus - †Furcitella
- †Furcitella scofieldi – or unidentified comparable form
- †Fusispira
G
- †Galtiera
- †Gastrioceras
- †Gastrioceras magoffinense – type locality for species
- †Gaulocrinus
- †Gaulocrinus bordeni
- †Gaulocrinus symmetros – type locality for species
- †Gaulocrinus trantscholdi
- †Gaulocrinus veryi
- †Geniculograptus
Fossilized calyx and partial stem of the Devonian-Carboniferous crinoid ("sea lily") Gilbertsocrinus - †Gilbertsocrinus tuberculosus – tentative report
- †Gilbertsocrinus tuberosus
- †Gilbertsocrinus typus – tentative report
- †Girtyella
- †Glabrocingulum
- †Glabrocingulum ellenae – type locality for species
- †Globozyga
- †Globulocystites
- †Glossina
Assemblage of fossils of the Middle Ordovician-Silurian crinoid ("sea lily") Glyptocrinus - †Glyptopleura
- †Glyptopora
- †Glyptorthis
- †Gnathodus
Fossilized shell of the Late Devonian-Late Triassic ammonoid cephalopod Goniatites - †Goniocyclus
- †Gorbyoceras
- †Gorbyoceras tetreauense – or unidentified comparable form
- †Gordonaster
- †Gosseletina
- †Grammysia – tentative report
- †Granasporites
- †Granatocrinus
- †Granulatisporites
- †Graptodictya
- †Gravicalymene
- †Grewingikia
Multiple views of a fossil of the Ordovician horn coral Grewingkia - †Grumosisporites
- †Gyronema
H
- †Hadroblastus
- †Hallia
- †Hallia strigata – tentative report
Fossil of the Ordovician bryozoan ("moss animal") Hallopora 
Close-up photograph of a fossil of the Ordovician bryozoan ("moss animal") Hallopora - †Halysiocrinus
Fossil of the Ordovician-Silurian tabulate coral Halysites - †Halysites louisvillensis – type locality for species
- †Halysites meandrinus – tentative report
- †Halysites nitidus
- †Haplistion
- †Hapsiphyllum
- †Hebertella
- †Helicelasma
- †Helicotoma
- †Helicotoma planulatoides – type locality for species
- †Heliolites
Fossil of the Middle Devonian horn coral Heliophyllum - †Helminthochiton
- †Hemiphragma
- †Hemiphragma tenuimurale – or unidentified comparable form
- †Hemitrypa
- †Hesperorthis
- †Heterophrentis
- †Heterorthina
- †Heterotrypa
- †Heterotrypa frondosa – or unidentified comparable form
- †Heterotrypa trentonensis
- †Hierogramma
- †Hindia
- †Hippocardia
- †Hiscobeccus
- †Histocrinus
- †Histocrinus coreyi
- †Histocrinus stellatus – tentative report
- †Hoareicardia
- †Holcocrinus
Fossilized shells of the Ordovician-Carboniferous sea snail Holopea - †Holopea insignis
- †Holopea parvula – or unidentified comparable form
- †Holtedahlina
- †Homaloneura – type locality for genus
- †Homaloneura redbirdi – type locality for species
- †Homotelus
- †Homotrypa
- †Hormotoma
- †Hudsonospongia
- †Hustedia
- †Hustedia miseri – or unidentified comparable form
- †Hustedia mormoni – or unidentified comparable form
- †Hybocrinus
- †Hybocystites
- †Hylodecrinus
- †Hylodecrinus asper
- †Hylodecrinus bonoensis
- †Hylodecrinus briareus – tentative report
- †Hylodecrinus sculptus
I
- †Ianthinopsis
- †Idiognathoides
- †Imitoceras
Fossil of the Ordovician crinoid ("sea lily") Iocrinus - †Ischyrodonta
- †Ischyrodonta elongata – tentative report
- †Ischyrodonta modioliformis
- †Isochilina
- †Isochilina ampla – or unidentified comparable form
- †Isorophus
- †Isorthoceras
- †Isorthoceras albersi – type locality for species
Fossil of the Middle-Late Ordovician giant trilobite Isotelus.
J
- †Jonesella
- †Jonesella crepidiformis
- †Jonesella obscura – or unidentified related form
K
- †Kalymma
- †Kaskia
- †Kazakhstania
- †Ketophyllum
- †Kinkaidia – type locality for genus
- †Kinkaidia cancellata – type locality for species
- †Kirkbya
- †Kodonophyllum
- †Krausella
L
- †Labechia
- †Laccoprimitia
- †Lambeophyllum – tentative report
- †Lamprophyllum
- †Lanecrinus
- †Lanthanaster
- †Laphamoceras
- †Laphamoceras scofieldi – or unidentified comparable form
- †Lecocrinus
- †Lekocrinus
- †Leperditella
- †Leperditia
- †Lepidocoleus
Restoration of the Carboniferous-Late Triassic club moss relative Lepidodendron. Eli Heimans (1911). - †Lepidodendron aculeatum – or unidentified comparable form
- †Lepidodendron baylense
- †Lepidodendron boylensis
- †Lepidodendron noralbaniense
- †Lepidodendron volkmannianum
- †Lepidophylloides
- †Lepidostrobophyllum
- †Lepidostrobus
- †Lepidostrobus fisheri
- †Lepidostrobus kentuckiensis
- †Lepidostrobus ornatus – tentative report
- †Lepidostrobus shopfii – type locality for species
- †Leptaena
- †Leptaena gibbosa
- †Leptaena kentuckiana – type locality for species
- †Leptaena richmondensis
- †Levizygopleura
Illustration of a fossilized shell of the Cambrian-Late Ordovician brachiopod Lingulella - †Linoproductus
- †Liospira
- †Liroceras
- †Listrochiton – type locality for genus
- †Listrochiton weiri – type locality for species
- Lithophaga – tentative report
- †Litostrobus
- †Litostrobus iowensis – or unidentified comparable form
- †Lophophyllidium
- †Lophospira
- †Lophospira abnormis
- †Lophospira decursa – or unidentified comparable form
- †Lophospira milleri
- †Lophospira obliqua
- †Lophospira perangulata
- †Lophospira type locality for species A – informal
- †Lophotriletes
- †Loxobucania
- †Loxobucania lindsleyi – type locality for species
- †Loxobucania nashvillensis
- †Loxobucania singularis – type locality for species
- †Loxonema
- †Loxoplocus
- †Lycopogenia
- †Lycospora
- †Lyrodesma
- †Lyrodesma acuminatum – or unidentified comparable form
- †Lyrodesma inornatum – tentative report
M
- †Maclurites
- †Macrocrinus
- †Macurdablastus
- †Maelonoceras
- †Maelonoceras praematurum – or unidentified comparable form
- †Magnuscrinus
- †Marginatia
- †Marginicinctus
- †Marginifera
- †Mariopteris
- †Masonoceras – type locality for genus
- †Masonoceras kentuckiense – type locality for species
- †Maximites
- †Maximites nassichuki – type locality for species
- †Meekopora
- †Meekospira
- †Megalaspidae – tentative report
- †Megalaspidae pygidium – informal
- †Megalomphala
- †Meniscocrinus
Illustration (lower right, entry 15) of a fossilized shell in front and side views of the Silurian-Late Devonian brachiopod Meristella - †Meristina – tentative report
- †Meristoschisma
- †Merocanites
- †Merocrinus
- †Mesocyridira
- †Mesopalaeaster
- †Mesopilocrinus – tentative report
- †Mesotrypa
- †Mespilocrinus
- †Mespilocrinus kentuckyensis – type locality for species
- †Mespilocrinus myllos
- †Mespilocrinus romingeri
- †Metablastus
- †Metacromyocrinus
- †Metichthyocrinus
- †Michelinia
- †Michelinoceras
- †Micnoceras – or unidentified comparable form
- †Microceras – tentative report
- †Micromphalus – type locality for genus
- †Micromphalus turris – type locality for species
- †Micropileus
- †Microzygia
- †Milleratia
- †Milleratia shideleri – or unidentified related form
- †Mimella
- †Mitrospermum
- †Modiolodon
- †Modiolopsis
- †Monomuchites
- †Monomuchites annularis – type locality for species
- †Monomuchites costalis – or unidentified comparable form
- †Monomuchites obliquum – type locality for species
- †Monticulipora
- †Mourlonia
- †Muensteroceras
- †Murchisonia
- †Murinella – tentative report
- †Murrayoceras
- †Murrayoceras murrayi – or unidentified comparable form
N
- †Nannillaneus
- †Neoicoceras
- †Neoicoceras elkhornense – type locality for species
Fossilized shell of the Carboniferous-Permian brachiopod Neospirifer - †Neozaphrentis
- †Neuropteris
- †Neuropteris gigantea
- †Neuropteris heterophylla
- †Neuropteris tenuifolia – or unidentified comparable form
- †Nipterocrinus
- †Nucleospira – tentative report
- Nuculana
- †Nucularca
- †Nucularca cingulata
- †Nucularca pectunculoides – or unidentified related form
- †Nuculites
- †Nuculopsis
- †Nyctopora – tentative report
O
- †Octonaria
- †Odontophyllum
- †Oepikina
- †Oliganisus
- †Oncoceras
- †Oncoceras major – type locality for species
- †Oncoceras multicameratum
- †Onniella
Fossil of the Carboniferous crinoid ("sea lily") Onychocrinus - †Onychocrinus grandis – type locality for species
- †Onychocrinus pulaskiensis
- †Orbiculoidea
- †Orbitremites
- †Orbitremites coralridgensis – type locality for species
- †Orbitremites kentuckyensis – type locality for species
- †Orbitremites oppelti
- †Ordogeisonoceras
- †Ordogeisonoceras amplicameratum – type locality for species
- †Ormoceras
- †Ormoceras ferecentricum – type locality for species
- †Orthis
- †Orthoceras
- †Orthodesma
- †Orthonybyoceras
- †Orthonychia
- †Orthorhynchula
- †Orthotetes
- †Ovatia
P
- †Pachydictya
- †Pachyglossella
- †Pachylocrinus
- †Palaeacis
- †Palaeocapulus
- †Palaeocaudina
- †Palaeoconcha
- †Palaeocrinus
- †Palaeoneila
- †Palaeoneilo
- †Palaeopteria
- †Palaeopteria parvula – or unidentified related form
- †Palaeostylus – tentative report
- †Palaeozygopleura
- †Paleofavosites
- †Paracyrtolites
- †Paracyrtolites parvus – type locality for species
- †Paracyrtolites subplanus
- †Paradichocrinus
- †Paragassizocrinus
- †Paragassizocrinus disculus – or unidentified comparable form
- †Paragassizocrinus kendrickensis
- †Paragassizocrinus turris – or unidentified comparable form
- †Paraliospira – tentative report
- †Paraliospira mundula – type locality for species
- †Paraparchites
- †Parascytalocrinus
- †Parisocrinus – tentative report
- †Parvohallopora
- †Patellilabia
- †Patellostium
- †Pattersonia
- †Paupospira
- †Pecopteris
- †Pecopteris plumosa – or unidentified comparable form
- †Pelecocrinus
- †Pelecocrinus type locality for species – informal
- †Pellecrinus
- †Pentagonia
- †Pentamerus
Fossilized theca of the Carboniferous blastoid echinoderm ("sea bud") Pentremites - †Pentremites abruptus
- †Pentremites clavatus
- †Pentremites conoideus
- †Pentremites elegans
- †Pentremites girtyi
- †Pentremites godoni
- †Pentremites halli
- †Pentremites okawensis
- †Pentremites platybasis
- †Pentremites princetonensis – or unidentified comparable form
- †Pentremites pyramidatus
- †Pentremites pyriformis
- †Pentremites spicatus
- †Pentremites springeri
- †Pentremites symmetricus
- †Pentremites tulipaformis
- †Pentremites tulipiaformis
- †Pentremites welleri
- †Perditocardinia
- †Periastron
- †Pericyclus
- †Peripristis
- †Permophorus
- †Peronopora
- †Peronopora decipiens – or unidentified comparable form
- †Peronopora granulifera – or unidentified comparable form
- †Peronopora milleri
- †Petrocrania
- †Petropegia
- †Petropegia radiata – type locality for species
- †Petropegia spinosa – type locality for species
- †Phaneroceras
- †Phaneroceras chesnuti – type locality for species
- †Phanocrinus
- †Phestia
- †Phillibole
- †Phillipsia
- †Phragmolites
- †Phragmolites bellulus – type locality for species
- †Phragmolites compressus – type locality for species
- †Phymatophyllum
- †Phytokneme
- †Pietzschia
- †Pionodema
- †Pionomena
- †Pithodea
- †Pitys
Fossilized shell of the Ordovician brachiopod Plaesiomys - †Planalvus
- †Planisporites
- †Planoendothyra
- †Planoendothyra whitesidei – or unidentified comparable form
- †Plasmopora
- †Platyaxum
- †Platyceras
Three fossilized calyces of the Devonian-Permian crinoid ("sea lily") Platycrinites - †Platylichas
Fossilized shell of the Middle Ordovician-Silurian brachiopod Platystrophia - †Platystrophia acutilirata
- †Platystrophia amoena
- †Platystrophia annieana
- †Platystrophia auburnensis
- †Platystrophia clarkesvillensis
- †Platystrophia clarksvillensis
- †Platystrophia colbiensis
- †Platystrophia crassa
- †Platystrophia cypha
- †Platystrophia elegantula
- †Platystrophia hopensis
- †Platystrophia laticosta
- †Platystrophia ponderosa
- †Platystrophia sublaticosta
- †Plectambonites
- †Plectocamara
- †Plectoceras
- †Plectoceras carletonense – or unidentified comparable form
- †Plectorthis
- †Plectospira
Fossil of the Silurian-Carboniferous tabulate coral Pleurodictyum - Pleurotomaria
- †Plicodendrocrinus
- †Plicorachis
- †Pojetaconcha
- †Pojetoceras – type locality for genus
- †Pojetoceras floweri – type locality for species
- †Polaricyclus
- †Polaricyclus ballardensis
- †Polaricyclus bordenensis – type locality for species
- †Polaricyclus conkini – type locality for species
- †Polygnathus
- †Polygrammoceras
- †Polypora
- †Portlockiella – type locality for genus
- †Portlockiella kentuckyensis – type locality for species
- †Poteriocrinites
- †Prasopora
- †Primaspis
- †Prismopora
- †Productus
Restoration of the Silurian trilobite Proetus - †Prolecanites
- †Propora
- †Protaraea
- †Proteoceras
- †Proteoceras tyronensis – type locality for species
- †Protocyathactis
- †Protocyathactis cybaeus – or unidentified comparable form
- †Protosalvinia
Restoration based on the "Schunnemunk tree" fossil of the Silurian-Late Devonian tree-like probable fungus Prototaxites - †Protozyga – tentative report
- †Pseudobigalea
- †Pseudoconocardium
- †Pseudolingula
- †Pseudomulceodens
- †Pseudopolygnathus
- †Pseudorthoceras
- †Pseudozygopleura
- †Pseudozygopleura deloi – or unidentified comparable form
- †Pseudozygopleura lanceolatus
- †Pseudozygopleura macra – or unidentified comparable form
- †Pseudozygopleura scitula
- †Pseudozygopleura semicostata
- †Pterinea
- †Pterotheca
- †Pterotocrinus
- †Ptychocrinus
- †Punctatisporites
- †Punctospirifer
- †Pustulatisporites
- †Pycnactis
Q
- †Quadratia
- †Quepora
- †Quepora huronensis
- †Quepora louisvillensis – type locality for species
R
- †Rafinesquina
- †Raistrickia
- †Raphistoma
- †Raphistomina
- †Rectifenestella
- †Reinschospora
- †Renisporites
- †Resserella
- †Reticulariina
- †Reticulatisporites
- †Retispira
- †Rhabdocyclus
- †Rhegmaphyllum
- †Rhineoderma
- †Rhinidictya
- †Rhipidomella
- †Rhizophyllum
- †Rhodocrinites
- †Rhombopora
- †Rhombotrypa
- †Rhynchopora
- †Rhynchotrema
- †Rhytiodentalium
- †Rhytiophora
- †Romingerella
- †Romingeria
- Rostricellula
- †Ruedemannia
- †Rugomena
- †Rugosochonetes
S
- †Saffordophyllum
- †Salpingostoma
- †Salterospira
- †Sarocrinus
- †Savagellites – tentative report
- †Savitrisporites
- †Scalites
- †Scenophyllum
- †Scenophyllum coniferum – tentative report
- †Schizocrania
- †Schizodus
- †Schizophaulactis
- †Schlotheimophyllum
- †Schuchertella
Fossilized calyx of the Carboniferous crinoid ("sea lily") Scytalocrinus - †Seminula
- †Septimyalina
- †Setigerites
- †Sevillea
- †Sevillea trinucleata – or unidentified related form
- †Siderella
- †Similodonta
- †Similodonta hermitagensis – or unidentified related form
- †Sinuites
- †Sinuites cancellatus
- †Sinuites globularis
- †Sinuites granistriatus
- †Sinuites obesa
- †Sinuites pervoluta
- †Sinuites planodorsatus – type locality for species
- †Sinuitina
- †Sinuspores
- †Siphonophrentis
- †Soleniscus
Fossils of the red alga Solenopora - †Sowerbyella
- †Sowerbyella curdsvillensis
- †Sowerbyella grierensis – type locality for species
- †Sowerbyella rugosa
- †Sowerbyites
- †Spackmanites
- †Sphenophyllum
Fossilized foliage of the Late-Devonian-Cretaceous seed fern Sphenopteris - †Sphenosphaera
- †Sphenosphaera bilineatus – type locality for species
- †Sphenosphaera burginensis
- †Sphenosphaera capax
- †Sphenosphaera mohri
- †Sphenosphaera recurvus
- †Sphenosphaera rogersensis
- †Sphenosphaera troosti
- †Sphenothallus
- †Spicuchelodes
Fossilized shell of the Late Ordovician-Late Triassic brachiopod Spirifer - †Spiriferellina – tentative report
- †Spiriferina
- †Sporangites
- †Springericrinus
- †Stauropteris
- †Stegacanthia
- †Stegocoelia
- †Steloxylon
Fossils of the Ordovician-Silurian brittle star Stenaster - †Stenaster obtusus – or unidentified comparable form
- †Stenomyelon
- †Stenopora
- †Stenoscisma
- †Stephanozyga
- †Stereolasma
- †Stereopteris
- †Stictopora
Fossil preserved in situ of a Carboniferous tree-like club moss relative with attached Stigmaria rhizome system - †Stigmatella
- †Stigmatella conica – or unidentified comparable form
- †Stigmatella multispinosa
- †Stinocrinus
- Stomatopora
- †Straparollus
- †Streblochondria
- †Streblopteria
- †Streptelasma
- †Striatopora
- †Strobeus
- †Strobeus paludinaeformis – or unidentified comparable form
- †Stromatocerium
- †Strombodes
Fossilized shell of the Ordovician-Silurian brachiopod Strophomena - †Strophomena concordensis
- †Strophomena costellata – or unidentified comparable form
- †Strophomena maysvillensis
- †Strophomena musculosa – or unidentified comparable form
- †Strophomena neglecta
- †Strophomena planoconvexa
- †Strophomena planumbona
- †Strophomena sinuata
- †Strophomena sulcata
- †Strophostylus
- †Subulites
- †Subulites parvus – type locality for species
- †Sulcoretepora
- †Synbathocrinus
- †Syringolites
Fossil of the Devonian tabulate coral Syringopora
T
- †Tabulipora
- †Talarocrinus
- †Tancrediopsis
- †Tarphophragma
Fossil of the Silurian-Carboniferous crinoid ("sea lily") Taxocrinus (right) - †Technophorus
- †Teichochilina – tentative report
- †Temnodiscus
- †Tetracamera
- †Tetradium
- †Tetradium approximatum
- †Tetradium cellulosum – or unidentified comparable form
- †Tetranota
- †Thamniscus
- †Thamnopora
- †Thamnoptychia
- †Thecia
- †Theelia
- †Theelia hexacneme – type locality for species
- †Thinocrinus
- †Thuroholia
- †Thuroholia croneisi
- †Thuroholia floydensis – type locality for species
- †Thuroholia irregularis – type locality for species
- †Thuroholia wanlessi – type locality for species
- †Toichochilina
- †Torynifer
- †Trematis
- †Trepospira
Fossilized shell of the Ordovician nautiloid cephalopod Treptoceras - †Triarthrus
- †Triboloporus
- †Triendoceras – tentative report
- †Triendoceras davisi – type locality for species
- †Trigonocarpus
- †Trigonodictya
- †Trocholites
- †Trochonema
- †Trochonemella
- †Trochophyllum
- †Tropidodiscus
- †Tryplasma
U
- †Ulodendron
- †Ulrichia
Fossilized calyx ad partial stem of the Carboniferous crinoid ("sea lily") Ulrichicrinus - †Ulrichocystis
- †Undulabucania
- †Uperocrinus
- †Uperocrinus acuminatus – type locality for species
- †Uperocrinus nashvillae
- †Uperocrinus pyriformis
- †Uperocrinus robustus
V
- †Vaginoceras
- †Vallatotheca
- †Vanuxemia
- †Vanuxemia dixonensis – or unidentified related form
- †Vanuxemia gibbosa
- †Vanuxemia nana – or unidentified comparable form
- †Vanuxemia sardesoni – or unidentified related form
- †Verrucosisporites
- †Vestispora
- †Volsellina
- †Vorticina
- †Vorticina anneae – type locality for species
W
- †Waagenella
- †Wachsmuthicrinus
- †Warthinia
- †Weissistachys
- †Wellergyi – type locality for genus
- †Whiteavesia
- †Wilsonites
- †Winchelloceras
- †Winchelloceras allei
- †Winchelloceras knappi – type locality for species
- †Worthenia
- †Worthenocrinus
- †Worthenopora
X
Z
- †Zadelsdorfia – tentative report
- †Zaphrenthis
- †Zaphrenthis amplexiformis – tentative report
- †Zygospira
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
