The Biotic Associations of Cockroaches

by Louis M. Roth; Edwin R. Willis

* Salmonella typhimurium (Loeffler) Castellani and Chalmers

Natural vectors.—Blattella germanica, Belgium (Graffar and Mertens, 1950).

Nauphoeta cinerea, Australia (Mackerras and Mackerras, 1948).

Experimental vectors.—Blaberus craniifer, U.S.A. (Wedberg et al., 1949).

Blatta orientalis, U.S.S.R. (Rozengolts and I͡udina in Pavlovskii, 1948).

Blattella germanica, Belgium (Graffar and Mertens, 1950); U.S.A. (Olson and Rueger, 1950; Janssen and Wedberg, 1952; Beck and Coffee, 1943); U.S.S.R. (Rozengolts and I͡udina in Pavlovskii, 1948).

Nauphoeta cinerea, Australia (Mackerras and Pope, 1948).

Periplaneta americana, U.S.A. (Beck and Coffee, 1943; Jung and Shaffer, 1952).

Periplaneta australasiae and Supella supellectilium, Australia (Mackerras and Pope, 1948).

Polyphaga saussurei, U.S.S.R. (Zmeev in Pavlovskii, 1948).