Basionym Name:Acarospora canadensis H. Magn., K. svenska Vetensk-Akad. Handl., Ser. III 7(no. 4): 232 (1929)
Homotypic synonyms:Sarcogyne canadensis (H. Magn.) K. Knudsen, J.N. Adams, Kocourk. & Y. Wang, in Adams, Knudsen, Kocourkova & Wang, Bryologist 123(1): 21 (2020)