Thomson: Lich. Arct.
John Walter Thomson [1 - 115]

Uppsala University Exsiccati
Catalog #: L-160468
John W. Thomson & Teuvo Ahti s.n. 00 August 1967
Staurothele fissa (Taylor) Zwackh
Canada, British Columbia, Whirlpool Canyon of Liard River, 538.5 mile, Alaska highway