● Snyder ML (1936). The Serologic Agglutination of the Obligate Anaerobes Clostridium paraputrificum (Bienstock) and Clostridium capitovalis (Synder and Hall). J. Bacteriol.32, 401-10. ● Bienstock B (1906). Bacillus putrificus. Ann. Inst. Pasteur (Paris)20, 407-415. ● Trevisan V (1889). I. Generi e le Specie delle Batteriacee. Edition: , Milano: Zanaboni and Gabuzzi.