Name requested: Calicium ferrugineum

Lichenologist 2 (2): 118.

Homotypic synonym: Chaenotheca ferruginea

	Lichenologist 2 (2): 118, 118, 118, 118, 119, 119. 3 (1): 111, 111. 3 (3): 311, 311. 12 (1): 27, 27.
	Lichens of North America null: 222.
	Mycotaxon 35 (2): 420. 71: 177, 181, 189, 195. 87: 9, 13, 17.

Heterotypic synonym: Chaenotheca melanophaea

Lichenologist 2 (2): 118. 3 (1): 111. 3 (3): 311. 12 (1): 27.