Homotypic Synonyms See Note

Basionym Name:
Spiloma gregarium var. concolor Turner, Spec. lichonogr. brit. (Yarmouth): 42 (1839)

Homotypic synonyms:
Arthonia aspersa d concolor (Turner) Arnold, Flora, Regensburg 44(43): 675 (1861)
Arthonia cinnabarina f. concolor (Turner) Leight., Lich.-Fl. Great Brit., Edn 3: 422 (1879)
Arthonia gregaria f. concolor (Turner) Willey, Syn. Gen. Arthonia: 7 (1890)
Arthonia gregaria var. concolor (Turner) Mudd, Man. Brit. Lich.: 249 (1861)
Arthonia tumidula f. concolor (Turner) J. Nowak, Flora Polska, Porosty (Lichenes) (Warszawa-Kraków) 1(1): 85 (1983)
Coniocarpon cinnabarinum var. concolor (Turner) Leight., Ann. Mag. nat. Hist., Ser. 2 13(no. 78): 445 (1854)
Coniocarpon gregarium f. concolor (Turner) Arnold, Flora, Regensburg 67: 596 (1884)