Ichthyomyzon

Ichthyomyzon is a genus of lampreys in the family Petromyzontidae, native to North America.

Ichthyomyzon
Ichthyomyzon fossor
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Infraphylum:	Agnatha
Superclass:	Cyclostomi
Class:	Petromyzontida
Order:	Petromyzontiformes
Family:	Petromyzontidae
Genus:	Ichthyomyzon Girard, 1858
Type species
Ichthyomyzon bdellium Jordan, 1885
Synonyms[1]
Ichthyomyzon (Reighardina) Creaser & Hubbs 1922 Reighardina (Creaser & Hubbs 1922) Scolecosoma Girard 1858

Species

There are currently six recognized species in this genus:^[2]

• Ichthyomyzon bdellium (D. S. Jordan, 1885) (Ohio lamprey)
• Ichthyomyzon castaneus Girard, 1858 (Chestnut lamprey)
• Ichthyomyzon fossor Reighard & Cummins, 1916 (Northern brook lamprey)
• Ichthyomyzon gagei C. L. Hubbs & Trautman, 1937 (Southern brook lamprey)
• Ichthyomyzon greeleyi C. L. Hubbs & Trautman, 1937 (Mountain brook lamprey)
• Ichthyomyzon unicuspis C. L. Hubbs & Trautman, 1937 (Silver lamprey)