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 †Abrotocrinus †Abrotocrinus coreyi †Abrotocrinus debrae †Abrotocrinus manus – tentative report †Abrotocrinus springeri †Abrotocrinus unicus †Achatella †Achistrum †Achistrum brownwoodensis †Achistrum ludwigi †Achistrum monochordata †Achistrum nicholsoni †Acidaspis †Acidaspsis †Acinophyllum †Acinophyllum davisi †Aclisina †Aclisina golconda †Acolocrinus †Acolocrinus hydraulicus †Acratia † Acrophyllum †Acrophyllum clarki †Acrophyllum conigerum †Actinoceras †Actinoceras altopontense – type locality for species †Actinoceras kentuckiense – type locality for species †Actinocrinites †Actinocrinites eximius †Actinocrinites gibsoni †Actinocrinites jugosus †Actinocrinites scitulus †Adinocrinus †Adinocrinus nodosus †Aerocortex †Aerocortex kentuckiensis †Agaricocrinus †Agaricocrinus americanus †Agaricocrinus crassus †Agaricocrinus inflatus – tentative report †Agaricocrinus planoconvexus †Agaricocrinus wortheni – tentative report †Agassizocrinus †Agassizocrinus conicus †Agassizocrinus gibbosua †Agassizocrinus laevis †Agassizocrinus lobatus †Ahrensisporites †Ahrensisporites guerickei †Alaskadiscus †Alaskadiscus magnus †Alaskadiscus subacutus †Alastega †Alastega martini – type locality for species †Alethopteris †Alethopteris decurrens †Alethopteris lonchitica – or unidentified comparable form †Allonychia †Allonychia flanaganensis †Alloprosallocrinus †Alloprosallocrinus conicus †Allorisma †Allosaccus †Allumettoceras †Allumettoceras tenerum – or unidentified comparable form †Alveolites †Alveolites asperus †Alveolites constans †Alveolites expatiatus †Alveolites fibrosus †Alveolites goldfussi †Alveolites labrosus †Alveolites louisvillensis †Alveolites minimus †Alveolites mordax †Alveolites squamosus †Alveolites undosus †Alveolites winchellana †Amaurotoma †Amaurotoma leavenworthana †Amblytochiton †Amblytochiton incomptus – type locality for species †Ambochia †Ambonychia †Ambonychia byrnesi †Ambonychia ulrichi – or unidentified comparable form †Ammonellipsites †Amphiscapha †Amphiscapha catilloides †Amphissites †Amphissites centronotoides †Amphissites mimicus †Amphissites planoventralis †Amphissites vanniae †Amphoracrinus †Amplexizaphrentis †Amplexizaphrentis compressus †Amplexizaphrentis spinulosus †Amplexopora †Amplexopora minnesotensis †Amplexopora minor †Amplexopora persimilis †Amplexopora winchelli – or unidentified comparable form †Amplexus †Amplexus fragilis †Amygdalocystites †Amygdalocystites fiorealis †Anapiculatisporites †Anapiculatisporites minor †Anastrophia – tentative report †Anazyga †Anazyga recurvirostra †Anchiopella †Anchiopella anchiops †Anematina †Anematina proutana † Anisophyllum †Anisophyllum trifurcatum †Anisophyllum unilargum – tentative report †Ankyropteris †Ankyropteris brongniartii †Annularia †Annularia galioides †Anomalocrinus †Anomalodonta †Anomalodonta gigantea †Aorocrinus †Aorocrinus nodulus – type locality for species †Aparchites †Aparchites minutissimus †Apiculatasporites †Apiculatasporites variocorneus †Apodasmocrinus †Apodasmocrinus punctatus †Aptochilina †Arabellites †Arabellites cornutus †Arachnophyllum †Arachnophyllum mamillare †Arachnophyllum mammillare †Arachnophyllum pentagonum – type locality for species †Arachnophyllum quadrangulare †Arachnophyllum separatum †Arachnophyllum sinemurum – type locality for species †Arachnophyllum striatum †Archaeocidaris †Archaeocidaris norwoodi †Archaeocrinus †Archaeocrinus peculiaris †Archaeopitys †Archaeopitys eastmanii †Archaeopteris †Archaeopteris eastmanii †Archimedes †Archimedes communis †Archimedes compactus †Archimedes confertus †Archimedes distans †Archimedes invaginatus †Archimedes lativolvis †Archimedes macfarlani †Archimedes meekanoides †Archimedes meekanus †Archimedes proutanus †Archimedes sublaxus †Archimedes swallowvanus †Archimedes terebriformis †Archinacella †Archinacella simulatrix †Arnoldella †Arnoldella minuta †Arthraria †Arthraria rogersensis †Arthropitys †Arthropitys communis †Arthroxylon †Asolanus †Aspidopora †Aspidopora newberryi †Astarella †Astartella – tentative report †Astartella concentrica †Asteracanthus †Asteracanthus siderius – type locality for species †Asterophyllites †Asterophyllites charaeformis †Asterophyllites longifolius †Asthenophyllum †Asthenophyllum davisi – type locality for species †Asthenophyllum scitulum – tentative report †Astrocerium †Astrocerium hisingeri †Astrocerium niagarense †Astrocerium venustum †Atactopora †Atactoporella †Atactoporella newportensis †Atelestocrinus †Atelestocrinus kentuckyensis – type locality for species †Athyris †Athyris fultonensis †Atrypa †Augustoceras †Augustoceras shideleri – type locality for species †Aulacera †Aulacera cylindrica †Aulacera intermedia †Aulacera nodulifera †Aulacera plummeri †Aulocrinus †Aulocrinus bellus †Aulocystis †Aulocystis auloporoidea †Aulocystis jacksoni †Aulocystis procumbens – tentative report †Aulocystis transitorius – type locality for species †Aulopora †Aulopora precius †Aulopora pygmaea – tentative report †Aulopora tubiporoides †Australosutura †Aviculopecten †Aviculopecten germanus – or unidentified related form
B
Bairdia †Bairdia salemensis †Balticopora †Balticopora tenuimurale †Barycrinus †Barycrinus asteriscus – or unidentified related form †Barycrinus cornutus †Barycrinus rhombiferus †Barycrinus sculptilis †Barycrinus sculptus †Barycrinus spurius †Barycrinus stellatus †Barycrinus tumidus †Batherocystis †Batherocystis appressa †Bathyurus †Bathyurus ingalli – or unidentified comparable form †Batocrinus †Batocrinus calyculus †Batocrinus icosodactylus †Batocrinus spergenensis †Batostoma †Batostoma humile – or unidentified comparable form †Batostomella †Batostomella gracilis †Beecheria †Beecheria formosa – tentative report †Belemnospongia †Belemnospongia parmula †Bellerophon †Beloitoceras †Beloitoceras huronense – or unidentified comparable form †Benthanyphyllum †Benthanyphyllum prateriforme †Benthanyphyllum robustum Berenicea †Beyrichia †Beyrichia chambersi †Beyrichoceras †Billingsastraea †Billingsastraea yandelli †Billingsocystis †Billingsocystis invaginata †Bisatoceras – tentative report †Blairocrinus †Blairocrinus protuberatus – type locality for species †Blothrocrinus †Blothrocrinus swallovi †Blothrophyllum †Blothrophyllum zaphrentiforme †Bolbopisthia †Bolbopisthia progressa reticulata – or unidentified comparable form †Bollia †Bollia persulcata †Borestus †Bostonia †Bostonia perplexa †Bothrodendron †Bothrodendron minutifolium †Bowmanites †Bowmanites dawsoni †Brachiospongia †Brachiospongia digitata †Brachymetopus †Brachythyris †Brachythyris subcardiformis †Brachythyris suborbicularis †Bucanapsis †Bucania †Bucania halli †Bucania pojetai – type locality for species †Bucania rugatina †Bucania subangulata †Bucania sublata †Bucanopsis †Bucanopsis carinifera †Bucanopsis diabloensis †Bulimorpha †Bulimorpha bulimiformis †Bulimorpha elongata †Bumastus †Byssonychia †Byssonychia radiata †Byssonychia richmondensis Bythocypris †Bythocypris cylindrica †Bythocypris lydeae
C
†Calamites †Calamites cistii †Calamites undulatus †Calamocarpon †Calamocarpon insignis †Calamopitys †Calamopitys americana †Calamopitys foerstei †Calamopteris †Calamopteris hippocrepis †Calamoptys †Calamoptys foerstei †Calamospora †Calamospora hartungiana †Calamostachys †Calamostachys binneyana †Calapoecia †Calapoecia huronensis †Callixylon †Callixylon brownii †Calopora †Calopora ramosa †Calostylis †Calostylis lindstroemi †Calostylis spongiosa †Calyptaulax †Calyptaulax strasburgensis – or unidentified comparable form †Camarotoechia †Camarotoechia mutata †Camerella †Camerella immatura – or unidentified related form †Cameroceras †Cameroceras rowenaense – type locality for species †Cameroceras trentonense – or unidentified comparable form †Camptocrinus †Camptocrinus crawfordsvillensis †Camptocrinus nudus †Canadocystis †Canadocystis tennesseensis †Cantabricanites – tentative report †Cantabricanites greenei †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 †Catillocrinus tennesseeae †Cavellina †Ceramophylla †Ceramophylla alternatum †Ceramoporella †Cerartoleperditia †Cerartoleperditia kentuckyensis †Ceratopsis †Ceratopsis chambersi †Ceratopsis intemedia †Ceratopsis intermedia †Ceratopsis oculifera – or unidentified related form †Ceraurus †Cestocrinus – tentative report †Chasmatopora †Cheirocystis †Cheirocystis fultonensis – type locality for species †Chonetes †Cincinnaticrinus †Cincinnaticrinus varibrachialis †Cincinnetina †Cincinnetina meeki †Cincinnetina multisecta †Cladochonus †Cladochonus beecheri †Cladochonus crassus †Cladopora †Cladopora aculeata †Cladopora acupicta †Cladopora bifura †Cladopora gulielmi †Cladopora imbricata †Cladopora menis – tentative report †Cladopora ordinata †Cladopora reticulata †Cladoxylon †Clathrospira †Clathrospira conica †Clathrospira subconica †Claudeonychia – tentative report †Claudeonychia byrnesi †Cleionychia †Cleiothyridina †Cleiothyridina hirsuta †Cleiothyridina sublamellosa †Clepsydropsis †Clepsydropsis bertrandi †Clepsydropsis campbelli †Clepsydropsis chaneyi †Clepsydropsis titan †Climacograptus †Climacograptus putillus †Clinopistha †Clinopistha radiata †Codaster †Codaster jessieae †Coeliocrinus †Coeliocrinus subspinosus †Coenites †Coenites verticillatus †Colaptomena †Colpomya †Colpomya constricta †Colpomya faba †Composita †Composita subquadrata †Composita trinuclea †Conostoma †Conostoma anglogermanicum †Conostoma oblongum †Constellaria †Constellaria florida – or unidentified comparable form †Constellaria teres †Conularia †Conularia formosa †Conularia trentonensis †Convolutispora †Coopericystis †Coopericystis pyriformis †Cordaites †Cordaites felicis †Cornulites †Coronocystis †Coronocystis angulatus †Cosmetocrinus †Cosmetocrinus gracilis †Costalocrinus †Costalocrinus conkini – type locality for species †Costalocrinus cornutus †Costalocrinus rex †Costatulites †Costatulites richmondensis †Crania – tentative report †Craniops †Craniops cincinnatiensis †Crassispora †Crassispora kosankei †Craterophyllum †Craterophyllum adnascens †Craterophyllum invaginatum †Craterophyllum solitarium †Cryptolithus †Cryptolithus bellulus †Cryptolithus recurvus †Cryptolithus tesselatus †Ctenobolbina †Ctenobolbina ciliata †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 †Cuffeyella arachnoidea †Culmicrinus †Culmicrinus verus †Cuneamya †Cupulocrinus †Cyathactis †Cyathactis sedentarius †Cyathactis typus †Cyathaxonia †Cyathaxonia venusta †Cyathocrinites †Cyathocrinites asperrimus †Cyathocrinites astralus – type locality for species †Cyathocrinites farleyi †Cyathocrinites glenni †Cyathocrinites iowensis †Cyathocrinites kelloggi †Cyathocrinites multibrachiatus †Cyathocrinites nodosus †Cyathocrinites parvibrachiatus †Cyathophylloides †Cybelinidae †Cybelinidae cranidium – informal †Cycloconcha †Cycloconcha milleri