Original and used names: Mycetobia annulatus Meigen, 1830:294. = Ceroplatus flavus Zetterstedt, 1850:3447.
Swedish sources: Ceroplatus flavus: Zetterstedt 1850:3447 [SK]; Symmerus annulata: Tullgren & Wahlgren 1920–22:466 [SK]; Wahlgren 1921:152 [SK]; Symmerus annulatus: Tjeder 1954:209 [SK, ÖL]; Mamaev & Krivosheina 1988:198 [SK]; Sörensson 1999: unnum. [SK]; Kurina et al. 2005:476 [SM]; Symmerus annulatus: Kjærandsen et al. 2007:19 [Wide — •SK•SM•ÖL•DR•].
World distribution: Palaearctic; widely distributed in Europe.
Taxonomic name: