Montebello Member
Athyridida
Athyris spiriferoides
Atrypida
Nucleospira concinna
Pseudoatrypa devoniana
Spinatrypa spinosa
Rhynchonellida
Cupularostrum congregata
Rynchonellida
Eumetabolotoechia multicostatum
Spiriferida
Allenella tullius
Ambocoelia umbonata
Cyrtina hamiltonensis
Elita fimbriata
Mediospirifer audaculus
Strophomenida
Arcuaminetes scitulus (Hall, 1857)