Species that contain: Entosphenus and tridentatus and gairdner [ 3 ] records

cibarius, Ammocoetes Girard [C. F.] 1858:383 [General report upon zoology of the several Pacific railroad routes, 1857; ref. 4911] Fort Steilacoom, Puget Sound, Washington, U.S.A. Holotype (unique): USNM 981 [= USNM 6176]. •Questionably a synonym of Entosphenus tridentatus Richardson 1836 with author as Gairdner or synonym of Lampetra ayresii (Günther 1870) -- (Renaud 2011:35 and 57 [ref. 31770]). Current status: Synonym of Entosphenus tridentatus (Richardson 1836). Petromyzontidae. Habitat: freshwater, brackish, marine.

ciliatus, Petromyzon Ayres [W. O.] 1855:[2] col. 4 [The Pacific [newspaper] v. 4 (nos 7-22); ref. 13428] San Francisco Bay, California, U.S.A. Holotype (unique): apparently lost. Appeared first as above on 20 Apr., then in Ayres 1855:44 [ref. 159]. •Synonym of Entosphenus tridentatus (Gairdner 1836), but a valid subspecies -- (Reshetnikov 1998:16 [ref. 23570] as ciliaris). •Synonym of Lampetra tridentata (Richardson 1836) -- (authors). •Synonym of Entosphenus tridentatus (Gairdner 1836) -- (Scott & Crossman 1998:42 [ref. 24570], Renaud 2011:34 [ref. 31770], Dyldin & Orlov 2016:543 [ref. 34656]). Current status: Synonym of Entosphenus tridentatus (Richardson 1836). Petromyzontidae. Habitat: freshwater, brackish, marine.

tridentatus, Petromyzon Richardson [J.] (ex Gairdner) 1836:293 [Fauna Boreali-Americana Part 3; ref. 3731] Walamet Falls [now Willamette], Columbia River basin, western North America. No types known. Authorship sometimes seen as Gairdner in Richardson. •Valid as Lampetra tridentata (Richardson 1836) -- (Eschmeyer & Herald 1983:12 [ref. 9277], McAllister 1990:27 [ref. 14674], Page & Burr 1991:20 [ref. 18983], Swift et al. 1993:107 [ref. 22379], Lee et al. 1980:34 [ref. 22416], Ruiz-Campos & Gonzales-Guzman 1996:144 [ref. 23047], Castro-Aguirre et al. 1999:36 [ref. 24550], Ruiz-Campos et al. 2000:67 [ref. 24940], Lorion et al. 2000:1019 [ref. 25020], Sheiko & Fedorov 2000:14 [ref. 25650], Beamish 2001:127 [ref. 25423], Pietsch et al. 2001:138 [ref. 25688], Mecklenburg et al. 2002:61 [ref. 25968], Beamish et al. 2002:574 [ref. 26237], Moyle 2002:96 [ref. 26449], Wydoski & Whitney 2003:33 [ref. 27816] with author as Gairdner, Nelson et al. 2004:48 [ref. 27807] with author as Gairdner, Love et al. 2005:1 [ref. 37547], Scharpf 2005:6 [ref. 28940] with author as Gairdner, Miller 2006:78 [ref. 28615], McPhail 2007:16 [ref. 31199] with author as Gairdner). •Valid as Entosphenus tridentatus (Richardson 1836) -- (Okada 1961:272 [ref. 6363], Sato in Masuda et al. 1984:2 [ref. 6441], Chereshnev 1996:598 [ref. 24659], Reshetnikov et al. 1997:724 [ref. 24702], Reshetnikov 1998:15 [ref. 23570], Scott & Crossman 1998:42 [ref. 24570], Yamazaki & Goto 2000:8 [ref. 24514], Nakabo 2000:110 [ref. 25086], Sheiko & Fedorov 2000:14 [ref. 25650], Bogutskaya et al. 2001:42 [ref. 26178], Nakabo 2002:110 [ref. 26001], Bogutskaya & Naseka 2004:19 [ref. 28183], Lang et al. 2009:48 [ref. 31599], Mecklenburg et al. 2011:115 [ref. 31212], Page & Burr 2011:125 [ref. 31215], Renaud 2011:35 [ref. 31770], Page et al. 2013:48 [ref. 32708], Parin et al. 2014:13 [ref. 33547], Pietsch & Orr 2015:12 [ref. 34694], Dyldin & Orlov 2016:543 [ref. 34656], Del Moral-Flores et al. 2016:605 [ref. 34923], Kells et al. 2016:60 [ref. 35888], Burton & Lea 2019:26 [ref. 37205], Dyldin et al. 2020:78 [ref. 37569], Dyldin et al. 2021:13 [ref. 38804], Dyldin & Orlov 2021:54 [ref. 38158], Love et al. 2021:12 [ref. 39279], Dyldin et al. 2022:[4] [ref. 39193], Page et al. 2023:36 [ref. 40505]). Current status: Valid as Entosphenus tridentatus (Richardson 1836). Petromyzontidae. Distribution: North Pacific, anadromous: Japan north to Bering Sea; Alaska (U.S.A.) south to Pacific coast of northern Baja California (Mexico), including Revillagigedo Islands (Mexico). Habitat: freshwater, brackish, marine.