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