This list of the Paleozoic life of Indiana contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Indiana and are between 538.8 and 252.17 million years of age.
A
†Abatocrinus †Abatocrinus grandis †Abrotocrinus †Abrotocrinus coreyi †Abrotocrinus nodosus †Abrotocrinus unicus †Acacocrinus †Acacocrinus americanus †Acanthopecten †Acanthopecten procarboniferous †Achistrum †Achistrum brevis – type locality for species †Achistrum ludwigi †Achistrum nicholsoni †Achistrum triassicum †Achradocrinus †Acidaspis †Acinophyllum †Acinophyllum davisi – type locality for species †Acratia †Acratia similaris †Acrocrinus †Acrocrinus constrictus † Acrophyllum †Acrophyllum ellipticum †Acrophyllum oneidaense †Acrophyllum rugosum †Actinocrinites †Actinocrinites gibsoni †Actinocrinites grandissimus †Actinocrinites lobatus – tentative report †Actinocrinites lowei †Actinopteria †Actinopteria boydi †Actinostroma †Adinocrinus †Adinocrinus nodosus †Aemuliophyllum †Aemuliophyllum exiguum †Aganaster †Aganaster gregarius †Agaricocrinites †Agaricocrinus †Agaricocrinus americanus †Agassizocrinus †Agassizocrinus gibbosus – or unidentified comparable form †Agassizocrinus laevis – or unidentified comparable form †Ageneracrinus †Ageneracrinus basalotumidus †Ahrensisporites †Ahrensisporites guerickei †Aipoceras – tentative report †Alaskadiscus †Alaskadiscus magnus †Alatisporites †Alatisporites trialatus †Alethopteris †Alethopteris davreuxi †Alethopteris decurrens †Alethopteris grandini †Alethopteris lonchitica †Alethopteris owenii †Alethopteris serlii †Alisocrinus †Alisocrinus aureatus †Alisocrinus caleyi †Alisocrinus laevis †Allocrinus †Allocrinus benedicti †Allocystites †Allocystites hammeli †Alloprosallocrinus †Alloprosallocrinus conicus †Allorhynchus †Allorhynchus curriei †Alveolites †Alveolites asperus †Alveolites constans †Alveolites dispansus †Alveolites expatiatus †Alveolites goldfussi †Alveolites minimus †Alveolites mordax †Alveolites squamosus †Alveolites winchellana †Amaurotoma †Amaurotoma leavenworthana – type locality for species †Amaurotoma subangulatum – type locality for species †Ambocoelia †Ambonychia †Ambonychia obesa †Ambonychia robusta †Ambonychia suberecta Ammobaculites †Ammobaculites leptos †Ammobaculites pyriformis Ammodiscus †Ammodiscus longexsertus †Ammonellipsites †Ammovertella †Ammovertella inclusa †Ampheristocystis †Ampheristocystis concentricus †Amphipora †Amphipsalidocrinus – type locality for genus †Amphipsalidocrinus inconsuetus †Amphipsalidocrinus scissurus – type locality for species †Amphissites †Amphissites similaris †Amphistrophia †Amphoracrinus †Amplexiphyllum †Amplexiphyllum cruciforme †Amplexiphyllum simplex – tentative report †Amplexiphyllum tenue †Amplexizaphrentis †Amplexizaphrentis spinulosus †Amplexopora †Amplexopora discoidea – or unidentified comparable form †Amplexus †Anachoropteris †Anachoropteris involuta †Anapiculatisporites †Anapiculatisporites baccatus †Anapiculatisporites spinosus †Anartiocystis †Anastrophia †Anastrophia internascens †Anchiopsis †Ancyrocrinus †Ancyrocrinus bulbosus †Anematina †Anematina proutana – type locality for species †Angustidontus †Angustidontus seriatus †Angyomphalus †Angyomphalus northviewensis – or unidentified related form †Anisocrinus †Anisocrinus laurelensis †Anisotrypa †Anisotrypa solida †Ankyropteris †Ankyropteris brongnartii †Annularia †Annularia mucronata †Annularia radiata †Annularia sphenophylloides †Annularia stellata †Anomalodonta †Anomalodonta gigantea †Anopliopsis †Anopliopsis subcarinata †Anthracospirifer †Anthracospirifer leidyi †Antirhynchonella †Aphelakardia †Aphelakardia indianense †Aphelecrinus †Aphelecrinus oweni †Aphelecrinus randolphensis †Aphelotoxon †Aphlebia †Aphlebia crispa †Apiculatasporites †Apiculatasporites latigranifer †Apiculatisporites †Apiculatisporites abditus †Apiculatisporites lappites †Apiculatisporites setulosus †Arabellites †Arabellites comis †Arabellites conspicuous – or unidentified comparable form †Arabellites cultriformis – or unidentified comparable form †Arabellites hamiltonesis †Arachnophyllum †Arachnophyllum striatum – or unidentified comparable form †Archaeopitys †Archaeopitys eastmanii †Archimedes †Archimedes communis †Archimedes compactus †Archimedes distans †Archimedes intermedius †Archimedes invaginatus †Archimedes lativolvis †Archimedes macfarlani †Archimedes meekanoides †Archimedes meekanus †Archimedes negligens – or unidentified comparable form †Archimedes proutanus †Archimedes swallovanus †Archimedes swallowvanus †Archimedes symmetricus †Archimedes terebriformis †Archinacella †Archinacella indianensis – type locality for species †Arctinurus †Arctinurus boltoni †Arjamannia †Arjamannia aulangonensis †Armenoceras †Armenoceras madisonense †Arnoldella †Arnoldella minuta †Arthroacantha †Arthroacantha carpenteri †Arthropitys †Arthropitys communis †Artisia †Asaphocrinus †Asaphocrinus minor †Ascoceras †Ascoceras newberryi †Ascoceras wabashense †Ascodictyon †Ascopora †Aspidiaria †Asterophyllites †Asterophyllites equisetiformis †Asterophyllites grandis †Asterotheca †Asterotheca crenulata †Asterotheca cyathea †Asterotheca hemitelliodes †Asterotheca miltoni †Asterotheca oreopteridia †Asteroxylon †Asteroxylon setchelli †Astraeospongium †Astylospongia †Astylospongia praemorsa †Atactoporella †Atelodictyon †Athyris †Athyris fultonensis †Athyris lamellosa †Athyris parvirostra †Athyris spiriferoides †Atrypa †Atrypa newsomensis †Atrypa parva – or unidentified comparable form †Atrypa reticularis †Atrypa reticularus †Atrypina †Atrypina disparilis †Aulacophyllum †Aulacophyllum mutabile †Aulacophyllum parvum †Aulacophyllum perlamellosum †Aulacophyllum pinnatum †Aulacophyllum sulcatum †Aulacotheca †Aulocystis †Aulocystis auloporidea †Aulocystis incrustans – tentative report †Aulocystis jacksoni †Aulocystis lucasensis †Aulocystis nobilis †Aulocystis procumbens – tentative report †Aulocystis transitorius – type locality for species †Aulopora †Aulopora edithana †Aulopora microbuccinata †Aulopora tubiporoides †Auloporella †Aviculopecten †Aviculopecten colletti †Aviculopecten invalidus †Aviculopecten spinuliferus †Aviculopecten terminalis † Avonia – tentative report † Avonia
B
Bairdia †Bairdia compacta †Bairdia egorovi – or unidentified related form †Bairdia kinderhookensis – or unidentified related form †Barroisella †Barroisella campbelli †Barycrinus †Barycrinus asperrimus †Barycrinus asteriscus †Barycrinus cornutus †Barycrinus hoveyi †Barycrinus stenobrachium †Baryschyr †Baryschyr anosus †Batocrinus †Batocrinus grandis †Batocrinus isodactylus †Batostoma †Batostoma prosseri †Batostoma varians †Batostomella †Beatricea †Beatricea undulata †Beecheria †Beecheria illinoisense †Beecheria shumardanum – tentative report †Beecheria sinuata †Belemnospongia †Belemnospongia fascicularis †Belemnospongia parmula †Bellerophon †Bellerophon gibsoni – type locality for species †Bellerophon jeffersonensis †Bellerophon spergensis – type locality for species †Belodella †Belodella resima – or unidentified comparable form †Beloitoceras †Beloitoceras amoenum – type locality for species †Beloitoceras bucheri †Beloitoceras chapparsi †Beloitoceras cumingsi †Beloitoceras ohioense †Beloitoceras transiens †Bembexia †Bembexia minima Berenicea †Bethacanthus – type locality for genus †Bethacanthus insolitus – type locality for species †Bethanyphyllum †Bethanyphyllum arctifossa †Bethanyphyllum depresstum †Bethanyphyllum pocillum †Bethanyphyllum robustum †Bethanyphyllum validum †Bethanyphyllum vesiculatum †Beyrichoceras †Bigalea †Bigalea ohioensis – type locality for species †Billingsastrea †Billingsastrea yandelli †Blothrophyllum †Blothrophyllum bellicinctum †Blothrophyllum corium †Blothrophyllum greeni – tentative report †Blothrophyllum romingeri – type locality for species †Blothrophyllum sinuosum †Blothrophyllum tripinnatum †Blothrophyllum trisulcatum †Blothrophyllum zaphrentiforme †Blountia – tentative report †Bordonia †Bordonia knappi †Bothrodendron †Bothrodendron minutifolium †Botryocrinus †Botryocrinus nucleus †Botryocrinus polyxo †Brachythyris †Brachythyris fernglenensis – or unidentified related form †Brachythyris suborbicularis †Brahmacrinus †Brahmacrinus elongatus †Brittsia †Brittsia problematica †Brockocystis †Brockocystis nodosaria †Bucania †Bucania simulatrix – type locality for species †Bucanophyllum †Bucanophyllum ohioense †Bucanopsis †Bulimorpha †Bulimorpha bulimiformis – type locality for species †Bulimorpha elongata – type locality for species †Bullimorpha †Bumastus †Bumastus armatus – or unidentified comparable form †Bumastus insignis †Bumastus ioxus †Bumastus niagarense – or unidentified comparable form †Bynumina †Byssonychia †Byssonychia richmondensis †Bythocyproidea †Bythopora †Bythopora delicatula †Bythopora gracilis †Bythopora meeki †Bythopora striata
C
†Calamites †Calamites cruciatus †Calamites suckowii †Calamodendron †Calamodendron americanum †Calamospora †Calamospora breviradiata †Calamospora flava †Calamospora hartungiana †Calamospora liquida †Calamospora mutabilis †Calamospora straminea †Calamostachys †Calamostachys paniculata – tentative report †Calamostachys superba †Calamostachys tuberculata †Calceocrinus †Calliocrinus †Calliocrinus beachleri †Calliocrinus cornutus †Callipleura †Callipleura nobilis †Callipteridium †Callipteridium sullivanti †Callistophyton †Callistophyton boysettii †Callixylon †Callixylon brownii †Callixylon newberryi †Callocystites †Callocystites brevis †Calocephalites †Calostylis †Calostylis trigemma – tentative report †Calymene †Calymene breviceps †Calymene celebra †Calymene niagarensis †Calyptactis †Calyptactis confragosus †Camarotoechia †Camarotoechia gregaria – tentative report †Camarotoechia horsfordi †Camarotoechia mutata †Camarotoechia neglecta – or unidentified comparable form †Camarotoechia pisa †Camarotoechia tethys †Camptocrinus †Camptocrinus plenicirrus †Carcinosoma †Carcinosoma newlini †Cardiocarpon †Cardiocarpon annulatum †Cardiocarpon dilatatus †Cardiocarpon ingens – tentative report †Cardiocarpon latealatum †Carneyella †Carpocrinus †Carpocrinus sculptus †Carpomanon †Caryocrinites †Caryocrinites bulbulus †Caryocrinites ellipticus †Caryocrinites indianensis †Caryocrinites laurelensis †Caryocrinites sphaeroidalis †Caryocrinites stellatus †Caseodus †Caseodus eatoni – type locality for species †Catazyga †Catazyga headi †Catillocrinus †Catillocrinus turbinatus †Catillocrinus wachsmuthi †Cavellina †Cayrocrinites †Cayugaea †Cayugaea subcylindrica †Cayugea †Centronella †Centronella campbelli †Centronella impressa †Centronella navicella †Ceramopora †Ceramopora imbricata †Ceramopora vesicularis †Ceramoporella †Ceramoporella ohioensis †Ceraurinus †Ceraurinus icarus †Ceraurus †Cervifurca – type locality for genus †Cervifurca nasuta – type locality for species †Chancelloria †Charactoceras †Charactoceras baeri †Charactoceras faberi †Cheilocephalus †Cheirurus †Cheirurus dilatatus †Chilotrypa †Chilotrypa ostiolata †Chomatodus †Chondrites †Chonetes †Chonetes geniculatus †Chonetes yandellanus †Chonophyllum †Chonophyllum nanum †Chonostegites †Chonostegites clappi †Chonostegites tabulatus †Cincinnaticrinus †Cincinnetina †Cincinnetina meeki †Cincinnetina multisecta †Cingularia †Cingulizonates †Cingulizonates loricatus †Cirratriradites †Cirratriradites annulatus †Cirratriradites annuliformis †Cladochonus †Cladochonus beecheri †Cladochonus crassus †Cladochonus longi †Cladopora †Cladopora acupicta †Cladopora bifurca