Třída: Petromyzontida - mihule
Řád: Petromyzontiformes - mihulotvaří
Čeleď: Petromyzontidae - mihulovití

Reference: DeKay, J. E. 1842. Zoology of New-York, or the New-York fauna; comprising detailed descriptions of all the animals hitherto observed within the state of New-York, with brief notices of those occasionally found near its borders, and accompanied by appropriate illustrations. Part IV. Fishes. W. & A. White & J. Visscher, Albany. (part of: Natural History of New York). Zool. New York: i-xv + 1-415, Pls. 1-79.