Name requested: Placynthiella oligotropha

	Lichenologist 16 (3): 245. 19 (1): 94.
	Lichens of North America null: 50, 55, 122, 572, 573.
	Mycotaxon 33: 32.

Homotypic synonym: Lecidea oligotropha

Lichenologist 1 (4): 164, 164, 164. 3 (1): 125, 125, 125. 12 (1): 53, 53, 53. 16 (3): 245.

Homotypic synonym: Saccomorpha oligotropha

Lichenologist 19 (1): 94.