Ichthyophthirius multifiliis
Ichthyophthirius multifiliis, often termed "Ich", is a parasitic ciliate described by the French parasitologist Fouquet in 1876. Only one species is found in the genus which also gave name to the family. The name literally translates as "the fish... Wikipedia
Class: Oligohymenophorea
Domain: Eukaryota
Family: Ichthyophthiriidae
Genus: Ichthyophthirius
Order: Hymenostomatida
Phylum: Ciliophora
Species: I. multifiliis