Basionym Name:Catapyrenium acervatum Breuss, Linzer biol. Beitr. 28(1): 525 (1996)
Homotypic synonyms:Heteroplacidium acervatum (Breuss) Breuss, Annln naturh. Mus. Wien, Ser. B, Bot. Zool. 98(Suppl.): 40 (1996)