Ohio
Atrypida
Pseudoatrypa devoniana
Euomphalina
Platyceras bucculentum
Platyceras carinatum
Platyceras dumosum
Monobathrida
Corocrinus nodosus
Phacopida
Eldredgeops rana
Rhynchonellida
Cherryvalleyrostrum limitare
Rynchonellida
Eumetabolotoechia multicostatum
Spiriferida
Ambocoelia umbonata
Cyrtina hamiltonensis
Elita fimbriata
Mucrospirifer mucronatus
Paraspirifer acuminatus
Paraspirifer bownockeri
Strophomenida
Arcuaminetes scitulus (Hall, 1857)
Devonochonetes coronatus
Terebratulida
Centronella impressa
Cryptonella planirostra
Tropidoleptida
Tropidoleptus carinatus