spirinchus, Salmo Pallas [P. S.] 1814:387 [Zoographia Rosso-Asiatica v. 3; ref. 3351] Rivers and lakes of Germany, Russia, Livonia [now Estonia and Latvia]. Syntypes: whereabouts unknown. •Synonym of Hypomesus olidus (Pallas 1814) -- (McAllister 1963:31 [ref. 8075] in part). •Synonym of Osmerus eperlanus (Linnaeus 1758), but a valid subspecies -- (Lelek 1987:130 [ref. 22962]). •Synonym of Osmerus eperlanus (Linnaeus 1758) -- (Berg 1948:445 [ref. 12882], McAllister 1963:21 [ref. 8075] in part, Kljukanov & McAllister 1973:158 [ref. 7178], Kottelat 1997:96 [ref. 22952]). Current status: Synonym of Osmerus eperlanus (Linnaeus 1758). Osmeridae. Habitat: freshwater, brackish, marine.