Name requested: Sarcogyne clavusLichenologist 3 (1): 145. 12 (1): 90. Lichens of North America null: 650, 651. Mycotaxon 19: 420. 23: 247. 35 (2): 424. 40: 207, 227, 254. 52 (2): 544, 557. 105: 150, 161, 162.
Homotypic synonym: Biatorella clavusMycologia 11 (6): 297. Mycotaxon 52 (2): 544.