Windom Member
Athyridida
Athyris cora
Athyris spiriferoides
Atrypida
Pseudoatrypa devoniana
Spinatrypa spinosa
Phacopida
Eldredgeops rana
Rhynchonellida
Cupularostrum congregata
Rynchonellida
Eumetabolotoechia multicostatum
Spiriferida
Allenella tullius
Ambocoelia umbonata
Cyrtina hamiltonensis
Elita fimbriata
Emanuella praeumbona
Mucrospirifer mucronatus
Strophomenida
Arcuaminetes scitulus (Hall, 1857)
Devonochonetes coronatus