camtschaticus, Petromyzon marinus Tilesius [W. G. von] 1811:240, Pl. 9 [Mémoires de l'Académie Impériale des Sciences de Sankt Pétersbourg (5e Série) v. 3; ref. 4408] Japan [original was Kamchatka, Russia]. Neotype: ZMB 6475. Neotype designated by Kottelat 1997:28 [ref. 22952]. •Questionably the same as Lethenteron japonicum (Martens 1868) -- (Holčík 1986:199 [ref. 24819], Reshetnikov 1998:17 [ref. 23570]). •Valid as Lampetra camtschatica (Tilesius 1811) -- (Mecklenburg et al. 2002:62 [ref. 25968], Nelson et al. 2004:48 [ref. 27807], Love et al. 2005:1 [ref. 37547], Scharpf 2005:5 [ref. 28940]). •Valid as Lethenteron camtschaticum (Tilesius 1811) -- (Kottelat 1997:28 [ref. 22952], Sheiko & Fedorov 2000:14 [ref. 25650], Bogutskaya et al. 2001:42 [ref. 26178], Fedorov et al. 2003:11 [ref. 27579], Bogutskaya & Naseka 2004:20 [ref. 28183], Kottelat 2006:85 [ref. 28831], Kottelat & Freyhof 2007:43 [ref. 29996], Bogutskaya et al. 2008:313 [ref. 30085], Naseka et al. 2009:17 [ref. 30402], Lang et al. 2009:48 [ref. 31599], Mecklenburg et al. 2011:115 [ref. 31212], Page & Burr 2011:130 [ref. 31215], Renaud 2011:69 [ref. 31770], Page et al. 2013:48 [ref. 32708], Dolgov 2013:915 [ref. 33112], Parin et al. 2014:14 [ref. 33547], Renaud & Naseka 2015:75 [ref. 33833], Afonso et al. 2016:10, 181 [ref. 36199], Dyldin & Orlov 2016:543 [ref. 34656], Kells et al. 2016:60 [ref. 35888], Romanov et al. 2017:820 [ref. 35687], Almeida & Biscoito 2019:26 [ref. 37302], Dyldin et al. 2020:78 [ref. 37569], Kim et al. 2020:35 [ref. 39118], Naseka & Renaud 2020:45 [ref. 37921], Dyldin et al. 2021:14 [ref. 38804], Dyldin & Orlov 2021:54 [ref. 38158], Love et al. 2021:12 [ref. 39279], Dyldin et al. 2022:[5] [ref. 39193], Page et al. 2023:36 [ref. 40505]). Current status: Valid as Lethenteron camtschaticum (Tilesius 1811). Petromyzontidae. Distribution: Arctic Ocean: almost circumpolar; White Sea; North Pacific: Japan north to Barents Sea, then south to Alaska (U.S.A.). Habitat: freshwater, brackish, marine.