Name requested: Agaricus nigripes

	Mycotaxon 65: 258.
	Persoonia 12 (1): 59.
	Sydowia 36: 125, 133. 39: 102.

Homotypic synonym: Marasmius nigripes

	Mycologia 37 (4): 439. 62 (4): 849. 67 (5): 1069.
	Mycotaxon 65: 258. 75: 467, 468.
	Sydowia 19 (1-6): 281. 36: 133, 137. 39: 102.

Homotypic synonym: Heliomyces nigripes

	Mycotaxon 65: 258.
	Sydowia 36: 133. 39: 102.

Homotypic synonym: Marasmiellus nigripes

	Mycologia 50 (1): 107.
	Mycotaxon 36 (2): 340. 57: 59. 65: 258, 259.
	Persoonia 4 (2): 111. 12 (1): 34.
	Sydowia 11 (1-6): 373. 36: 133. 39: 102.
	Transactions of the Mycological Society of Japan 23 (4): 502. 25 (2): 215.

Homotypic synonym: Tetrapyrgos nigripes

	Mycotaxon 65: 245, 258, 259. 82: 235.
	Sydowia 39: 102.

Heterotypic synonym: Marasmius subcinereus

	Persoonia 4 (2): 110, 111.
	Sydowia 36: 126, 136. 39: 103.

Heterotypic synonym: Marasmius dichromopus

Sydowia 36: 133.

Heterotypic synonym: Marasmius caesius

Sydowia 36: 133.