* Clostridium sporogenes (Metchnikoff) Bergey et al. - The Biotic Associations of Cockroaches - 147 - Louis M. Roth; Edwin R. Willis

* Clostridium novyi (Migula) Bergey et al. or * Clostridium perfringens (Veillon and Zuber) Holland

* Clostridium sporogenes (Metchnikoff) Bergey et al.

Natural and experimental vectors.—Blatta orientalis, Italy (Cao, 1898).