Name requested: Microascus albonigrescens

	Mycotaxon 74 (2): 395, 397, 398, 405.
	Persoonia 8 (2): 192, 194.

Homotypic synonym: Acaulium albonigrescens

	Mycologia 23 (5): 316, 317, 324, 325, 326. 48 (3): 446.
	Persoonia 8 (2): 194.
	Sydowia 11 (1-6): 288.