Kaneuchi, C., Benno, Y., Mitsuoka, T. (1976). <i>Clostridium coccoides</i>, a new species from the feces of mice. <i> Int.J.Syst.Bacteriol. </i><b> 26 </b>: 482-486 .

Bergey, D. H., Harrison, A. P., Breed, R. S., Hammer, B. W., Huntoon, F. M., (1923). Bergey's manual of determinative bacteriology. Edited by s. Edition,
Douglas, S. R. (1919). Studies in wound infections. <i> Med.Res.Coun.Spec.Rep.Ser. </i><b> 57 </b>: 1-159 .
Holdemann, L. V., Cato, E. P., Moore, W. E. C., (1977). Anaerobe laboratory manual. Virginia Polytechn. Inst. and State Univ..

Kaneuchi, C., Miyazato, T., Shinjo, T., Mitsuoka, T. (1979). Taxonomic study of helically coiled, sporeforming anaerobes isolated from the intestines of humans and other animals: <i>Clostridium cocleatum </i>sp. nov. and <i>Clostridium spiroforme </i>sp. nov. <i> Int.J.Syst.Bacteriol. </i><b> 29 </b>: 1-12 .

Greetham, H. L., Gibson, G. R., Giffard, C., Hippe, H., Merkhoffer, B., Steiner, U., Falsen, E., Collins, M. D. (2003). <i>Clostridium colicanis</i> sp. nov., from canine faeces. <i> Int.J.Syst.Evol.Microbiol. </i><b> 53 </b>: 259-262 .

Berkhoff, H. A. (1985). <i>Clostridium</i> <i>colinum</i> sp. nov., nom. rev., the causative agent of ulcerative enteritis (quail disease) in quail, chickens, and pheasants. <i> Int.J.Syst.Bacteriol. </i><b> 35 </b>: 155-159 .

Jain, M. K., Zeikus, J. G. (1988). Taxonomic distinction of two new protein specific, hydrolytic anaerobes: Isolation and characterization of <i>Clostridium proteolyticum</i> sp. nov. and <i>Clostridium collagenovorans</i> sp. nov. <i> Syst.Appl.Microbiol. </i><b> 10 </b>: 134-141 .
(1988). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 26. <i> Int.J.Syst.Bacteriol. </i><b> 38 </b>: 328-329 .

Andreesen, J. R., Zindel, U., Dürre, P. (1985). <i>Clostridium cylindrosporum</i> (ex Barker and Beck 1972) nom. rev. <i> Int.J.Syst.Bacteriol. </i><b> 35 </b>: 206-208 .

Hall, I. C., O'Toole, E. (1935). Intestinal flora in newborn infants with a description of a new pathogenic anaerobe, <i>Bacillus difficilis</i>. <i> Am.J.Dis.Child. </i><b> 49 </b>: 390-402 .
Prevot, A. R. (1938). Etudes de systematique bacterienne IV Critique del la conception actuaelle du genre <i>Clostridium </i>. <i> Ann.Inst.Pasteur (Paris) </i><b> 61 </b>: 72-91 .
Holdemann, L. V., Cato, E. P., Moore, W. E. C., (1977). Anaerobe laboratory manual. Virginia Polytechn. Inst. and State Univ..