Name requested: Coccomyces quercinusMycotaxon 21: 177.
Homotypic synonym: Phacidium quercinumAnnales Mycologici 15 (5): 328. Mycotaxon 21: 177, 198.
Homotypic synonym: Coccomycella quercinaAnnales Mycologici 15 (5): 323.
Heterotypic synonym: Phacidium deltaMycotaxon 21: 177, 198.
Heterotypic synonym: Coccomyces deltaMycotaxon 10 (1): 243. 21: 177. 22 (2): 489. 63: 490.