Devonian
Euomphalina
Platyceras bartlettense
Platyceras bradleyi
Platyceras bucculentum
Platyceras carinatum
Platyceras dumosum
Platyceras erectum
Platyceras gebhardi
Platyceras indianense
Platyceras keoughi
Platyceras symmetricum
Platyceras thetis
Spiriferida
Paraspirifer acuminatus
Paraspirifer bownockeri