Ledyard Member
Athyridida
Athyris spiriferoides
Phacopida
Eldredgeops rana
Productida
Truncalosia truncata
Rynchonellida
Eumetabolotoechia multicostatum
Spiriferida
Ambocoelia umbonata
Crurispina nana
Cyrtina hamiltonensis
Mediospirifer audaculus
Mucrospirifer mucronatus
Pustulatia pustulosa
Strophomenida
Arcuaminetes scitulus (Hall, 1857)