The Biotic Associations of Cockroaches

by Louis M. Roth; Edwin R. Willis

Natural vectors.—Periplaneta americana, U.S.A. (Bitter and Williams, 1949, 1949a).

* Salmonella sp. (Type Derby)

Experimental vectors.—Nauphoeta cinerea, Periplaneta australasiae, and Supella supellectilium, Australia (Mackerras and Pope, 1948).

* Salmonella sp. (Type Kentucky)

Natural vectors.—Periplaneta americana, U.S.A. (Eads et al., 1954).

* Salmonella sp. (Type Kottbus)

Experimental vectors.—Periplaneta australasiae, Australia (Mackerras and Pope, 1948).

* Salmonella sp. (Type Meleagris)

Natural vectors.—Periplaneta americana, U.S.A. (Eads et al., 1954).