List of the Paleozoic life of Wisconsin

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

A
  • † Acernaspis
  • † Acheilops
  • † Acidaspis
  • † Acrotreta
  • † Actinoceras
  • † Actinopteria
    • † Actinopteria brisa
  • † Actinurus
  • Life restoration of the Cambrian arthropod Aglaspis
    † Aglaspis
  • † Agraulos
    • † Agraulos woosteri
  • † Alveolites
  • † Amphicoelia
    • † Amphicoelia leidyi
  • † Amphicyrtoceras
    • † Amphicyrtoceras laterale
    • † Amphicyrtoceras orcas
  • † Amplexopora
    • † Amplexopora minnesotensis
  • † Amplexus
    • † Amplexus fenestratus
  • † Anastrophia
    • † Anastrophia internascens
  • † Anatolepis – tentative report
    • † Anatolepis heintzi
  • † Ancrinurus
    • † Ancrinurus nereus
  • † Antirhynchonella
    • † Antirhynchonella ventricosa
  • † Arcadiaspis – type locality for genus
    • † Arcadiaspis bispinata – type locality for species
  • † Archinacella – type locality for genus
    • † Archinacella powersi – type locality for species
  • Fossil of the Silurian trilobite Arctinurus
    † Arctinurus
  • † Arctunurus
  • † Armonia
  • † Ascoceras
    • † Ascoceras croneisi
  • † Aspeluindia
    • † Aspeluindia fluegeli
  • † Astraeospongium
  • † Athyris
    • † Athyris vittara
  • † Atrpina
    • † Atrpina magnaventra
  • † Atrypa
  • † Atrypina
    • † Atrypina magnaventra

B
  • † Beloitoceras – or unidentified related form
  • † Billingsella
  • † Bucanella
  • Fossil of the Early Ordovician-Silurian trilobite Bumastus
    † Bumastus
    • † Bumastus armatus
    • † Bumastus cuniculus
    • † Bumastus dayi
    • † Bumastus ioxus
    • † Bumastus niagarensis
    • † Bumastus tenuis
  • † Burnetiella
  • † Buthograptus[1]
    • † Buthograptus gundersoni – type locality for species[1]
    • † Buthograptus meyeri – type locality for species[1]

C
  • † Calliocrinus
    • † Calliocrinus cornatus
    • † Calliocrinus cornutus
    • † Calliocrinus longispinus – or unidentified comparable form
  • † Calvinella
    • † Calvinella wisconsinensis – or unidentified comparable form
  • † Calymene
  • † Camaraspis
  • † Camerella
  • † Campylorthis
    • † Campylorthis deflecta
  • † Capelliniella
    • † Capelliniella mira
  • † Caryocrinites
    • † Caryocrinites ornatus – or unidentified comparable form
  • † Catenipora
  • † Cedaria
  • †Ceratocephala
    • † Ceratocephala goniata
  • † Cerauromerus
    • † Cerauromerus hydei
  • † Ceraurus
    • † Ceraurus hydei
    • † Ceraurus plattinensis
  • † Cheirurus
    • † Cheirurus niagarensis
  • † Chippewaella – type locality for genus
    • † Chippewaella patellitheca – type locality for species
  • Illustration of a fossil of the Cambrian-modern burrow ichnogenus Chondrites
    † Chondrites
  • † Chonetes
    • † Chonetes schucherti
  • † Clathrospira
    • † Clathrospira subconica
  • † Conaspis
  • † Conchidium
    • † Conchidium multicostatum
  • † Conocoryphe
  • † Conotoma
    • † Conotoma bispiralis
  • † Coolina
    • † Coolina subplana
  • † Coolinia
    • † Coolinia applanata
    • † Coolinia subplana
  • † Coosia
  • † Corbina
  • † Corbinia
    • † Corbinia burkhalteri – type locality for species
  • Fossil of the Middle Ordovician-Carboniferous horn coral Cornulites
    † Cornulites
  • † Corynotrypa
    • † Corynotrypa abrupta
  • † Cranaena
    • † Cranaena subovata
    • † Cranaena thomasi
  • † Crateroceras
    • † Crateroceras raymondi
  • † Crepicephalus
  • † Crotalocrinites
    • † Crotalocrinites cora
  • † Ctenodonta
    • † Ctenodonta nasuta
  • † Cupulocrinus
    • † Cupulocrinus levorsoni
  • † Cyathaxonia
    • † Cyathaxonia wisconsinensis
  • † Cyathocrinites – tentative report
    • † Cyathocrinites vanhornei
  • † Cycloceras
    • † Cycloceras niagarense
  • † Cypricardinia
    • † Cypricardinia arata
  • † Cyrtia
    • † Cyrtia meta
  • † Cyrtina
    • † Cyrtina triqueira
    • † Cyrtina umbonata
  • † Cyrtocerina
    • † Cyrtocerina crenulata – type locality for species
  • † Cyrtodonta
    • † Cyrtodonta huronensis
  • † Cyrtorizoceras
    • † Cyrtorizoceras dardanus
    • † Cyrtorizoceras fosteri
    • † Cyrtorizoceras lucillum
    • † Cyrtorizoceras unguicurvatum
  • † Cyrtospira
    • † Cyrtospira ventricosus
  • † Cystiphyllum
    • † Cystiphyllum niagarense

D
  • † Dalejina
  • Fossil of the Late Ordovician-Middle Devonian trilobite Dalmanites
    † Dalmanites
    • † Dalmanites illinoiensis
    • † Dalmanites illinoisensis
    • † Dalmanites platycaudatus
  • † Dawsonoceras
    • † Dawsonoceras nodocostatum
  • † Decoriconus
    • † Decoriconus fragilis
  • † Decoroproetus
  • † Deiphon
    • † Deiphon americanus
  • † Dendrograptus
  • † Desquamatia
  • † Dicellomus
  • † Dicoelosia
    • † Dicoelosia biloba
  • † Dicranopeltis
    • † Dicranopeltis decipiens
    • † Dicranopeltis greeni
    • † Dicranopeltis nasuta
  • † Dictyonella
    • † Dictyonella reticulata
  • Illustration of the fossilized pygidium (tail segment) of the Cambrian trilobite Dikelocephalus
    † Dikelocephalus
    • † Dikelocephalus minnesotensis
  • † Dimerocrinited
    • † Dimerocrinited pentangularis
  • † Dimerocrinites
    • † Dimerocrinites occidentalis
    • † Dimerocrinites pentangularis
  • † Dinobolus
    • † Dinobolus conradi
  • † Dinorthis
  • † Diplotrypa
  • † Distomodus
    • † Distomodus stenolophata
  • † Distyrax
  • † Dolerorthis
  • † Dresbachia
  • † Dudleyaspis

E
  • † Echinochiton – type locality for genus
    • † Echinochiton dufoei – type locality for species
  • † Elita
    • † Elita subundifera
  • † Ellesmeroceras
    • † Ellesmeroceras hotchkissi
  • Fossil of the Cambrian trilobite Ellipsocephalus
    † Ellipsocephalus
  • † Ellsworthoconus
    • † Ellsworthoconus barabuensis
  • † Elrodoceras
    • † Elrodoceras abnorme
  • † Elvinia
  • † Encrinurus
    • † Encrinurus egani
    • † Encrinurus nereus
    • † Encrinurus reflexus
  • † Entomaspis
  • † Eoleperditia
    • † Eoleperditia fabulites
  • † Eophacops
    • † Eophacops handwerki
  • † Eoplectodonta
  • † Eospirifer
    • † Eospirifer radiatus
  • † Eosyringothyris
    • † Eosyringothyris occidentalis
  • † Eridotrypa
  • † Escharopora
  • † Eucalyptocrinites
    • † Eucalyptocrinites crassus
    • † Eucalyptocrinites depressus
    • † Eucalyptocrinites nodolosus
    • † Eucalyptocrinites nodulosus
    • † Eucalyptocrinites ornatus
  • † Eunema
    • † Eunema fatua
  • † Euomphalopterus
    • † Euomphalopterus alatus
  • † Eurekia
    • † Eurekia eos – or unidentified comparable form
  • † Eurychilina
    • † Eurychilina subradiata

F
  • Fossil of the Late Ordovician-Permian tabulate coral Favosites
    † Favosites
  • † Foerstephyllum
  • † Fusispira
    • † Fusispira schucherti – type locality for species
    • † Fusispira ventricosa

G
  • † Geisonocerina
    • † Geisonocerina wauwatosense
  • † Glomospirella
    • † Glomospirella exserta
  • † Gomophocystites
    • † Gomophocystites glans
  • † Gomphocystites
    • † Gomphocystites glans
  • † Goniophora
    • † Goniophora quadrilatera
  • † Gyronema
    • † Gyronema pulchellum – type locality for species
    • † Gyronema semicarinatum

H
  • † Hadromeros
    • † Hadromeros welleri
  • † Hallicystis
    • † Hallicystis imago
  • Fossil of the Ordovician-Silurian tabulate coral Halysites
    † Halysites
  • † Harpidella
  • † Harpidium
    • † Harpidium racinensis
  • † Harrisoceras
    • † Harrisoceras orthoceroides
  • † Hedeina
  • † Helicotoma
    • † Helicotoma planulata
    • † Helicotoma umbilicata
  • † Heliolites
  • † Hesperorthis
    • † Hesperorthis concava
    • † Hesperorthis tricenaria
  • † Hexameroceras
    • † Hexameroceras septoris
  • † Hineacrinus
    • † Hineacrinus angusta – or unidentified comparable form
  • † Holocystites
    • † Holocystites abnormis
    • † Holocystites alternatus
    • † Holocystites cylindricus
  • Fossilized shells of the Ordovician-Carboniferous sea snail Holopea
    † Holopea
    • † Holopea ampla
    • † Holopea guelphensis
  • † Hormotoma
    • † Hormotoma gracilis
  • † Housia
  • † Howella
  • † Howellella
  • † Huenella
  • Fossilized shells of the Cambrian-Permian brachiopod relative Hyolitha
    † Hyolithes
  • † Hypseloconus
  • † Hypsiptycha

I
  • † Ichyocrinus
    • † Ichyocrinus subangularis
  • † Idahoia
  • † Illaenoides
    • † Illaenoides triloba
  • † Illaenurus
  • † Illaenus
  • † Inversoceras
    • † Inversoceras dayi
  • † Irvingella
  • † Ischadites
    • † Ischadites tenuis
  • † Isorthis
    • † Isorthis clivosa
  • Fossil of the Middle-Late Ordovician giant trilobite Isotelus.
    † Isotelus
    • † Isotelus simplex

J
  • † Janius
    • † Janius nobilis
  • † Januns
    • † Januns nobilis
  • † Jonesea

K
  • Fossilized shells of the Middle Ordovician-Permian nautiloid cephalopod Kionoceras
    † Kionoceras
    • † Kionoceras scammoni
  • † Kosovopeltis
    • † Kosovopeltis acamas
    • † Kosovopeltis acamus
  • † Krausella

L
  • Lagenammina
  • † Lambeophyllum
    • † Lambeophyllum profundum
  • † Lampterocrinus
    • † Lampterocrinus inflatus
  • † Leangella
    • † Leangella dissiticostella
  • † Lecanocrinus
    • † Lecanocrinus waucoma
    • † Lecanocrinus waukoma
  • † Lechritrochoceras
    • † Lechritrochoceras desplainense
  • Fossil of the Late Ordovician-Middle Devonian trilobite Leonaspis
    † Leonaspis
  • † Leperditella
    • † Leperditella germana
  • † Lepidocyclus
  • † Leptaena
    • † Leptaena depressa
    • † Leptaena rhomboidalis
  • † Leptodesma
    • † Leptodesma actualaris
  • † Leptotrypa
    • † Leptotrypa hexagonalis
  • † Lesueurilla
    • † Lesueurilla beloitensis
  • † Leurocycloceras
    • † Leurocycloceras raymondi
  • † Levicyathocrinites – tentative report
    • † Levicyathocrinites vanhorni
  • † Lingula
    • † Lingula milwaukeensis
  • Illustration of a fossilized shell of the Cambrian-Late Ordovician brachiopod Lingulella
    † Lingulella
  • † Lingulepis
  • † Lingulidiscina
    • † Lingulidiscina marginalis
  • † Linnarssonella
  • † Liospira
  • † Litagnostus
  • † Lonchocephalus
  • † Lophospira
    • † Lophospira serrulata
  • † Loxonema
    • † Loxonema leda
  • † Loxoplocus – type locality for genus
    • † Loxoplocus gothlandicus
    • † Loxoplocus nelsonae – type locality for species
  • † Lyriocrinus – tentative report
    • † Lyriocrinus melissa
  • † Lysocystites
    • † Lysocystites nodosus

M
  • † Mackenziurus
    • † Mackenziurus lauriae
  • † Maclurina
    • † Maclurina bigsbyi
  • † Macropleura
    • † Macropleura eudora
  • † Macroscenella
    • † Macroscenella superba
  • † Macrostylocrinus
    • † Macrostylocrinus obconicus
    • † Macrostylocrinus semiradiatus – or unidentified comparable form
    • † Macrostylocrinus striatus – or unidentified comparable form
  • † Manespira
    • † Manespira nicolleti – report made of unidentified related form or using admittedly obsolete nomenclature
  • † Marsupiocrinus
    • † Marsupiocrinus chagoensis
  • † Maryvillia
  • † Matheria
    • † Matheria recta
  • Fossilized plates of the Cambrian-Early Ordovician chiton Matthevia
    † Matthevia
  • † Megamyonia
  • † Megastrophia
    • † Megastrophia profunda
  • † Melocrinites
  • † Menomonia
  • † Merista
  • † Meristina
  • † Meroperix
  • † Metarizoceras
    • † Metarizoceras brevicorne
  • † Metaspyroceras
    • † Metaspyroceras reudemanni
    • † Metaspyroceras ruedemanni
  • † Michelinoceras
  • † Milaculum
  • † Monocheilus
  • Fossils of the Early Devonian graptolite Monograptus
    † Monograptus
    • † Monograptus spiralis
  • † Monomuchites
    • † Monomuchites annularis
  • † Morinorhynchus
  • † Murchisonia
    • † Murchisonia conradi
    • † Murchisonia laphami
  • † Myelodactylus
  • † Mytilarca
    • † Mytilarca acutirostra

N
  • † Neozaphrentis
    • † Neozaphrentis racinensis
  • † Norwoodia
  • † Nucleospira

O
  • † Obolus
  • † Oepikina
    • † Oepikina minnesotensis
  • † Onniella
  • † Ophiletina
    • † Ophiletina sublaxa
  • † Ophioceras
    • † Ophioceras wilmingtonense
  • † Opikina
  • † Orbicudloidea
    • † Orbicudloidea telleri
  • † Orbiculoidea
    • † Orbiculoidea doria
  • † Oriostoma
    • † Oriostoma globosum
    • † Oriostoma pauper
  • † Orthonata
  • † Orthospirifer
    • † Orthospirifer milwaukeensis
  • † Otarion
  • † Otusia
  • † Owenella
    • † Owenella antiquata
  • † Oxoplecia
    • † Oxoplecia niagarensis
  • † Ozarkodina
    • † Ozarkodina polinclinata – or unidentified comparable form

P
  • † Pagodia
  • † Palaeocardia
    • † Palaeocardia cordiiformis
  • † Palaeoneilo
    • † Palaeoneilo constricta
  • † Palaeophycus
  • † Panderodus
    • † Panderodus gracilis
    • † Panderodus greenlandensis
    • † Panderodus unicostatus
  • † Paraliospira
    • † Paraliospira supracingulata – type locality for species
  • † Parastophinella
    • † Parastophinella multiplicata
  • † Parastrophinella
    • † Parastrophinella multiplicata
  • Illustration of a fossilized shell in multiple views of the Paleozoic mollusc Pelagiella.
    † Pelagiella
  • † Pemphigaspis
  • † Pentamerella
    • † Pentamerella multicosta
  • † Pentamerus
    • † Pentamerus oblongus
  • † Pentlandia
    • † Pentlandia glypta
  • † Pentlandina
    • † Pentlandina glypta
  • Fossil of the Silurian-Carboniferous crinoid ("sea lily") Periechocrinus
    † Periechocrinus
    • † Periechocrinus infelix
    • † Periechocrinus necis
    • † Periechocrinus uniformis
    • † Periechocrinus urniformis
  • † Periechorinus
  • † Phanerotrema
    • † Phanerotrema occidens
  • † Philhedra
    • † Philhedra magnacostata
  • † Pholidostrophia
    • † Pholidostrophia iowensis
  • † Phragmoceras
    • † Phragmoceras nestor
    • † Phragmoceras parvum
    • † Phragmoceras procerum
  • † Phragmolites
    • † Phragmolites triangularis
  • † Pionodema
    • † Pionodema conradi
  • † Pisocrinus
  • Fossilized shell of the Ordovician brachiopod Plaesiomys
    † Plaesiomys
  • † Plagiostomoceras
  • † Planolites
  • † Platyceras
    • † Platyceras niagarensis
    • † Platyceras wisconsinensis – type locality for species
  • † Platystrophia
    • † Platystrophia biforata
  • † Plectatrypa
    • † Plectatrypa imbricata
  • † Plectodonta
  • † Plethopeltis
  • † Pleurodictyum
  • Fossilized shell of a Pleurotomaria slit snail
    Pleurotomaria
    • † Pleurotomaria perlata
  • † Polygnathoides
  • † Polygrammoceras
  • † Praenucula
  • † Primitella
    • † Primitella constricta
  • † Proagnostus
  • †Proetus
    • † Proetus handwerki
  • † Promelocrinus
    • † Promelocrinus obpramidalis
    • † Promelocrinus obpyramidalis
  • † Proplina – tentative report
    • † Proplina extensum
  • † Prosolarium
    • † Prosolarium halei
  • † Protokionoceras
    • † Protokionoceras medullare
  • † Protomegastrophia
  • † Prozacompsus
  • † Pseudagnostus
  • † Pseudooneotodus
    • † Pseudooneotodus beckmanni
    • † Pseudooneotodus bicornis
  • † Ptychaspis
  • † Ptychocaulus
    • † Ptychocaulus bivittata
  • † Ptychopleurella
  • † Pycnocrinus
    • † Pycnocrinus gerki
  • † Pycnomphalus
    • † Pycnomphalus solarioides

R
  • † Rafinesquina
  • † Rasettia
  • † Reserella
    • † Reserella canalis
  • † Resserella
    • † Resserella canalis
  • † Reticulatrypa
  • † Rhombopteria
  • † Rhynchotrema
  • † Rhynchotreta
  • Rostricellula
    • † Rostricellula minnesotensis
  • † Ruedemannia
    • † Ruedemannia lirata
    • † Ruedemannia robusta
  • † Rusosa

S
  • † Sactorthoceras
    • † Sactorthoceras depressum
  • † Salmanites
    • † Salmanites platycaudatus
  • † Salpingostoma
    • † Salpingostoma buelli
  • † Saukia
  • Fossil of the Cambrian-Ordovician trilobite Saukiella
    † Saukiella
  • † Scaevogyra
  • † Scharyia
  • † Schizonema
  • † Schizopea
  • † Schizophoria
    • † Schizophoria iowensis
    • † Schizophoria lata
  • † Schmidtella
    • † Schmidtella crassimarginata
  • † Scotoharpes
    • † Scotoharpes telleri
  • † Scutellum
  • † Similodonta
  • † Sinuites
    • † Sinuites cancellatus
    • † Sinuites rectangularis – type locality for species
  • † Sinuopea
    • † Sinuopea sweeti – type locality for species
  • † Siphonocrinus
    • † Siphonocrinus armosus
    • † Siphonocrinus nobilis
    • † Siphonocrinus nobilus
  • † Skenidioides
    • † Skenidioides anthonensis
  • Fossils of the Cambrian-modern worm burrow ichnogenus Skolithos
    † Skolithos
  • † Sowerbyella
  • † Sphaerexochus
    • † Sphaerexochus roemingeri
    • † Sphaerexochus romingeri
  • † Sphaerirhynchia
  • † Sphooceras
  • † Spinatrypa
    • † Spinatrypa hystrix
    • † Spinatrypa spinosa
  • † Spinocyrtia
    • † Spinocyrtia iowensis
  • † Spirodentalium
    • † Spirodentalium osceola – type locality for species
  • † Staurocephalus
    • † Staurocephalus obsoleta
  • † Stegerhynchus
  • † Stenopareia
    • † Stenopareia imperiator
  • † Stenopilus
  • † Stephanocrinus
    • † Stephanocrinus osgoodensis
  • † Stictopora
    • † Stictopora trentonensis
  • † Straparollus
    • † Straparollus mopsus
    • † Straparollus paveyi
  • † Streptelasma
  • † Striispirifer
  • † stromatoporoids
  • Fossilized shell of the Ordovician-Silurian brachiopod Strophomena
    † Strophomena
    • † Strophomena costata
    • † Strophomena halli
    • † Strophomena plattinensis
  • † Strophostylus
    • † Strophostylus elevatus
  • † Subulites
    • † Subulites beloitensis – type locality for species

T
  • † Taenicephalus
  • † Tancrediopsis
  • † Tellerina
  • † Tetranota
    • † Tetranota sexcarinata
    • † Tetranota wisconsinensis
  • † Thalassinoides
  • Thurammina
    • † Thurammina polygona
  • Life restoration of the Silurian arthropod Thylacares
    † Thylacares – type locality for genus
    • † Thylacares brandonensis – type locality for species
  • † Tremanotus
    • † Tremanotus angustata
  • † Trochonema
    • † Trochonema beachi – tentative report
    • † Trochonema beloitense
  • † Trochurus
    • † Trochurus welleeri
    • † Trochurus welleri
  • † Tylothyris
    • † Tylothyris subvaricosa

U

V
  • † Vanuxemia
  • † Virgiana
    • † Virgiana mayvillensis

W
  • † Walliserodus
    • † Walliserodus curvatus
  • †Westonia
  • † Whitfieldella
  • † Whitfieldia
  • † Wilbernia
  • † Wisconsinella – type locality for genus
    • † Wisconsinella clelandi – type locality for species
  • † Woosteroceras
    • † Woosteroceras trempealeauense
  • † Wurmiella
    • † Wurmiella excavata

Z
  • † Zaphrenthis
    • † Zaphrenthis racinensis
  • † Zophocrinus – tentative report
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References
  1. Steven T. LoDuca (2019). "New Ordovician marine macroalgae from North America, with observations on Buthograptus, Callithamnopsis, and Chaetocladus". Journal of Paleontology. 93 (2): 197–214. doi:10.1017/jpa.2018.76.
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