Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980);
Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980) emend. Ezaki et al. 1983;
Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980) emend. Ezaki et al. 2001