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

Typový druh: Petromyzon argenteus Kirtland, 1838

Reference: Girard, C. F. 1858. Fishes. Pp. i-xiv, 1-400, Pls. 7-8, 13-14, 17-18, 22c, 26, 29-30, 34, 37, 40-41, 48, 53, 59, 61, 64-65, 71 In: General report upon zoology of the several Pacific railroad routes, 1857. In: Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean, v. 10. Beverley Tucker, Washington, D.C. Fishes Railroad Surv.

Přehled druhů

• Ichthyomyzon bdellium (Jordan, 1885)
  Mihule přísavková
  Jordan, D. S. 1885. A catalogue of the fishes known to inhabit the waters of North America, north of the Tropic of Cancer, with notes on species discovered in 1883 and 1884. Rep. U. S. Fish Comm. v. 13 (1885): 789-973.
• Ichthyomyzon castaneus Girard, 1858
  Mihule minnesotská
  Girard, C. F. 1858. Fishes. Pp. i-xiv, 1-400, Pls. 7-8, 13-14, 17-18, 22c, 26, 29-30, 34, 37, 40-41, 48, 53, 59, 61, 64-65, 71 In: General report upon zoology of the several Pacific railroad routes, 1857. In: Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean, v. 10. Beverley Tucker, Washington, D.C. Fishes Railroad Surv.
• Ichthyomyzon fossor Reighard & Cummins, 1916
  Mihule michiganská
  Reighard, J. & H. Cummins. 1916. Description of a new species of lamprey of the genus Ichthyomyzon. Occas. Pap. Mus. Zool. Univ. Mich. v. 31: 1-12, Pls. 1-2.
• Ichthyomyzon gagei Hubbs & Trautman, 1937
  Mihule lousianská
  Hubbs, C. L. & M. B. Trautman. 1937. A revision of the lamprey genus Ichthyomyzon. Misc. Publ. Mus. Zool. Univ. Mich. No. 35: 1-109.
• Ichthyomyzon greeleyi Hubbs & Trautman, 1937
  Mihule Greeleyova
  Hubbs, C. L. & M. B. Trautman. 1937. A revision of the lamprey genus Ichthyomyzon. Misc. Publ. Mus. Zool. Univ. Mich. No. 35: 1-109.
• Ichthyomyzon unicuspis Hubbs & Trautman, 1937
  Mihule jednohrotá
  Hubbs, C. L. & M. B. Trautman. 1937. A revision of the lamprey genus Ichthyomyzon. Misc. Publ. Mus. Zool. Univ. Mich. No. 35: 1-109.

Statistické údaje

Počet druhů: 6