danubica, Acerina cernua natio Vladykov [V. D.] 1931:345 [Mémoires de la Société Zoologique de France v. 29 (no. 4); ref. 16343] Type catalog: Sanda et al. 2010:31 [ref. 31086]. Not available, infrasubspecific; from Tisza basin. •In the synonymy of Acerina cernua (Linnaeus 1758) -- (Berg 1949:1331 [ref. 20662]). •In the synonymy of Gymnocephalus cernuus (Linnaeus 1758) -- (Kottelat 1997:172 [ref. 22952]). Infrasubspecific. Current status: Synonym of Gymnocephalus cernua (Linnaeus 1758). Percidae: Percinae.