maraenoides, Coregonus lavaretus var. Berg [L. S.] (ex Polyakov) 1916:94, Fig. 86 [Les Poissons des eaux douces de la Russie; ref. 277] Lakes Chud [Peipus] and Pskov, Estonia and Russia. Neotype: ZISP 53230. Appeared first in Polyakov 1874:xxxi [ref. 19594]. Also objectively invalid; preoccupied by Coregonus asperi maraenoides Fatio 1885. •Synonym of Coregonus lavaretus (Linnaeus 1758), but a valid subspecies as described -- (Berg 1948:385 [ref. 12882], Reshetnikov et al. 1997:731 [ref. 24702], Reshetnikov 1998:43 [ref. 23570]). •Placement unclear -- (Kottelat 1997:122 [ref. 22952]). •Synonym of Coregonus maraenoides Polyakov 1874 -- (Bogutskaya & Naseka 2004:139 [ref. 28183], Kottelat & Freyhof 2007:375 [ref. 29996], Romanov et al. 2017:823 [ref. 35687]). 1°Homonym. Current status: Synonym of Coregonus maraenoides Polyakov 1874. Salmonidae: Coregoninae. Habitat: freshwater.