Calkins, N. Am. Lich.
W. W. Calkins

Field Museum of Natural History
Catalog #: C1012473F
3a68aeef-9951-4f66-a380-51924e164c6b
W. W. Calkins #145
Schismatomma pericleum (Ach.) Branth & Rostr.
U.S.A., Tennessee, Chickamunga Gorge; Walden Ridge