ontariensis, Thymalus Valenciennes [A.] in Cuvier & Valenciennes 1848:452 [Histoire naturelle des poissons v. 21; ref. 1013] "Lake Ontario" [likely Lake Geneva, Switzerland]. Syntypes: MNHN 0000-3662 to 0000-3663 (2). Type catalog: Bertin 1940:306 [ref. 293]. Original genus should have been Thymallus. •Synonym of Thymallus arcticus (Pallas 1776) -- (Baxter & Stone 1995:201 [ref. 23374], Scott & Crossman 1998:301 [ref. 24570]). •Synonym of Thymallus signifer (Richardson 1823) -- (Weiss et al. 2020:[3] [ref. 37974]). Current status: Synonym of Thymallus signifer (Richardson 1823). Salmonidae: Thymallinae. Habitat: freshwater.