Order ENTOMOPHTHORALES
Family BLASTOCYSTIDACEAE
Blastocystis hominis Brumpt
Natural vector.—Blatta orientalis, U.S.S.R. (Zasukhin, 1930): In hind gut in 40 percent of over 3,000 cockroaches.
Blastocystis sp.
Natural vectors.—Blatta orientalis, U.S.S.R. (Yakimov and Miller, 1922): Found in the intestinal contents of 29 percent of 124 B. orientalis.
Cockroaches, Venezuela (Tejera, 1926).
The placement of the following fungus is problematic.