astori, Petromyzon Girard [C. F.] 1858:380 [General report upon zoology of the several Pacific railroad routes, 1857; ref. 4911] Astoria, Oregon, U.S.A. Holotype (unique): USNM 978. •Synonym of Entosphenus tridentatus (Richardson 1836) -- (Renaud 2011:34 [ref. 31770] with question). Current status: Synonym of Entosphenus tridentatus (Richardson 1836). Petromyzontidae. Habitat: freshwater, brackish, marine.