* Vibrio comma (Schroeter) Winslow et al.
Experimental vectors.—Blatta orientalis, Italy (Cao, 1898; Spinelli and Reitano, 1932).
Blattella germanica, Orient (Toda, 1923); Germany (Jettmar, 1927).
Periplaneta americana, Philippine Islands (Barber, 1914); Netherlands (Akkerman, 1933); Formosa (Morischita and Tsuchimochi, 1926).
Periplaneta australasiae, Formosa (Morischita and Tsuchimochi, 1926).