<< Go back one level - Ichthyomyzon
kingdom Animalia - animals » phylum Chordata - chordates » class Cephalaspidomorphi - lampreys and jawless fish » order Petromyzontiformes » family Petromyzontidae - lampreys » genus Ichthyomyzon
Ichtyomyzon unicuspis (misspelling) m Ammocoetes concolor Kirtland, 1840