Hexamita is a genus of parasiticdiplomonads. It is related to Giardia.
H. columbae and H. meleagridis live in the intestines of birds.
H. muris and H. pitheci live in the intestines of mammals.
H. salmonis and H. truttae live in the intestines of fish. Species in the Hexamita family are most commonly spread through fecal matter.[1]