Name requested: Helicoma macrocephalaMycologia 51 (1): 93.
Homotypic synonym: Cirrenalia macrocephalaMycologia 54 (2): 186. 56 (5): 774. 60 (2): 266. 65 (6): 1298, 1300. 75 (4): 678. 79 (1): 9, 13. 83 (2): 228. Mycotaxon 31 (1): 163, 166. 60: 398, 399, 409. Transactions of the Mycological Society of Japan 22 (1): 51, 52.