argenteus, Petromyzon Kirtland [J. P.] 1838:170, 197 [Report on the zoology of Ohio v. 1 (pt. 2); ref. 18399] Big Miami River basin, Ohio, U.S.A. No types known. Objectively invalid; preoccupied by Petromyzon argenteus Bloch 1795, replaced by Petromyzon bdellium Jordan 1885. •Synonym of Ichthyomyzon unicuspis Hubbs & Trautman 1937 -- (Scott & Crossman 1998:54 [ref. 24570]). •Objective synonym of Ichthyomyzon bdellium (Jordan 1885) -- (Smith 1986:34 [ref. 22186], Renaud 2011:45 [ref. 31770]). 1°Homonym. Current status: Synonym of Ichthyomyzon bdellium (Jordan 1885). Petromyzontidae. Habitat: freshwater.