Animalia
Arthropoda
Bellacartwrightia calderonae
Bellacartwrightia jennyae
Dipleura dekayi
Eldredgeops norwoodensis
Eldredgeops rana
Greenops barberi
Monodechenella macrocephala
Paraechinocaris punctata
Pseudodechenella rowi
Brachiopoda
Allenella tullius
Ambocoelia umbonata
Arcuaminetes scitulus (Hall, 1857)
Athyris cora
Athyris spiriferoides
Athyris vittata randalia
Atrypa reticularis
Barroisella complanata
Barroisella milwaukeensis
Barroisella rectilatera
Centronella impressa
Cherryvalleyrostrum limitare
Cranaena thomasi
Cryptonella planirostra
Cryptonella rectirostra
Cupularostrum congregata
Cupularostrum depressa
Cupularostrum scitulus
Cyrtina hamiltonensis
Cyrtina triquetra
Cyrtina umbonata
Devonochonetes coronatus
Elita fimbriata
Emanuella praeumbona
Eoschuchertella arctostriata
Eosyringothyris occidentalis
Eumetabolotoechia greeni
Eumetabolotoechia multicostatum
Leptospira gibbosa
Lingula delia
Lingulodiscina marginalis
Longispina mucronata
Mediospirifer audaculus
Megakozlowskiella sculptilis
Megastrophia concava
Meristella barrisi
Meristella haskinsi
Mesoleptostrophia junia
Mucrospirifer alpenensis
Mucrospirifer arkonensis
Mucrospirifer attenuatus
Mucrospirifer consobrinus
Mucrospirifer cooperi
Mucrospirifer grabaui
Mucrospirifer latus
Mucrospirifer mucronatus
Mucrospirifer multiplicatus
Mucrospirifer profundus
Mucrospirifer prolificus
Mucrospirifer thedfordensis
Nucleospira concinna
Orbiculoidea telleri
Orthospirifer iowensis
Orthospirifer milwaukeensis
Paraspirifer acuminatus
Paraspirifer bownockeri
Parazyga hirsuta
Pentamerella multicostata
Pentamerella pavilionensis
Pholidostrophia nacrea
Productella spinulicosta
Protodouvillina inequistriata
Protoleptostrophia perplana
Protoleptostrophia serrata
Pseudoatrypa devoniana
Pustulatia pustulosa
Rhipidomella leucosia
Rhipidomella penelope
Rhipidomella vanuxemi
Sapphicorhynchus sappho
Schizophoria iowensis musculosa
Schizophoria lata
Sinochonetes lepidus
Spinatrypa sinuata
Spinatrypa spinosa
Spinatrypa spinosa milwaukeensis
Spinocyrtia milwaukeensis
Spinulicosta spinulicosta
Striatochonetes schucherti
Striatochonetes setigerus
Strophodonta demissa
Strophodonta halli
Tropidoleptus carinatus
Truncalosia truncata
Tylothyris bimesialis
Tylothyris subvaricosa umbonata
Braciopoda
Crurispina nana
Bryozoa
Ascodictyon floreale
Ascodictyon stellatum
Condranema monroei
Cyclotrypa collina
Eridotrypa appressa
Fistulipora monticulata
Fistulipora romingeri
Hederella magna
Hemitrypa tenera
Heteronema monroei
Leioclema minutissimum
Lichenalia concentrica
Rhopalonaria tenuis
Sulcoretepora hamiltonensis
Chordata
Aspidichthys clavatus
Eczematolepis telleri
Gamphacanthus politus
Ptyctodus calceolus
Ptyctodus ferox
Cnidaria
Aulopora annectens
Heliophyllum annulatum
Heliophyllum arachne
Heliophyllum bathycalyx
Heliophyllum confluens
Heliophyllum decorosum
Heliophyllum dispassum
Heliophyllum elongatum
Heliophyllum ethelanum
Heliophyllum ferronense
Heliophyllum gurleyi
Heliophyllum halli
Heliophyllum incrassatum
Heliophyllum infundibulum
Heliophyllum invaginatum
Heliophyllum juvene
Heliophyllum obconicum
Heliophyllum solidum
Heliophyllum tenuiseptatum
Striatopora iowensis
Echinodermata
Ancyrocrinus bulbosus
Botryocrinus arkonense
Botryocrinus bellensis
Botryocrinus niemani
Botryocrinus nycteus
Botryocrinus reimanni
Botryocrinus thomasi
Corocrinus calypso
Corocrinus nodosus
Corocrinus pettyesi
Lipsanocystis magnus
Lipsanocystis oblatus
Lipsanocystis rugosus
Lipsanocystis traversensis
Megistocrinus abnormis
Megistocrinus concavus
Megistocrinus depressus
Megistocrinus farnsworthi
Megistocrinus multidecoratus
Megistocrinus nodosus
Megistocrinus novus
Megistocrinus ontario
Megistocrinus regularis
Megistocrinus rugosus
Megistocrinus sphaeralis
Megistocrinus tuberatus
Melocrinites nodosus
Melocrinites nodosus spinosus
Melocrinites pentangularis
Melocrinites subglobosus
Nucleocrinus angularis
Nucleocrinus elegans
Nucleocrinus greeni
Nucleocrinus meloniformis
Nucleocrinus venustus
Nucleocrinus verneuili
Taxocrinus telleri
Mollusca
Acleistoceras breviposticum
Acleistoceras calvini
Acleistoceras fusiforme
Acleistoceras whitfieldi
Acleistoceras wisconsinense
Edmondia fragilis
Grammysia arcuata
Grammysia bisulcata
Grammysia dubia
Grammysia sylvaniensis
Gyronaedyceras eryx
Janeia vetusta
Loxonema hamiltoniae
Modiomorpha diffidens
Modiomorpha elongata
Modiomorpha pediformis
Modiomorpha saccula
Modiomorpha schucherti
Mytilarca cingulosa
Mytilarca suberectus
Ormoceras bebryx
Palaeoneilo corrugata
Palaeoneilo dentata
Palaeoneilo devexa
Palaeoneilo milwaukeensis
Palaeoneilo persinuata
Palaeoneilo pulchella
Paracyclas obesa umbonata
Platyceras arkonense
Platyceras attenuatum
Platyceras bartlettense
Platyceras bradleyi
Platyceras bucculentum
Platyceras carinatum
Platyceras dumosum
Platyceras erectum
Platyceras gebhardi
Platyceras hornefferi
Platyceras indianense
Platyceras keoughi
Platyceras reticulatum
Platyceras symmetricum
Platyceras thetis
Trochonema monroei