Natural host.—Blatta orientalis, Germany (Avrech, 1931): Found in cells lining the lumen of midgut and caeca. The whole upper part of the epithelium was filled with sporangia and spores.
Class ASCOMYCETES
Order ENDOMYCETALES
Family SACCHAROMYCETACEAE
Saccharomyces cerevisiae Hansen
Natural vector.—Blaberus craniifer, U.S.A. (Wedberg et al., 1949): In feces.
Saccharomyces sp.
Natural vector.—Blattella germanica, U.S.A. (Janssen and Wedberg, 1952): Found consistently in alimentary tract of B. germanica fed sucrose solutions.
Order HYPOCREALES