rufocaudatus, Thymallus arcticus arcticus natio Kafanova [V. V.] 1970:80 [Trudy Nauchno-Issledovatel’skogo Instituta Biologii i Biofiziki pri Tomskom Gosudarstvennom Universitete, Tomsk v. 1; ref. 36006] Lake in upper Chulyshman River system, upper Ob River basin, Russia No types known. Infrasubspecific, not available. •In the synonymy of Thymallus arcticus (Pallas 1776) -- (Dyldin et al. 2017:110 [ref. 35967]). Infrasubspecific. Current status: Synonym of Thymallus arcticus (Pallas 1776). Salmonidae: Thymallinae.