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A new genus of anaerobic cocci, Coprococcus, and 12 new species of anaerobes, Coprococcus eutactus, C. catus, C. comes, Ruminococcus callidus, R. torques, Streptococcus hansenii, Bacteroides eggerthii, Eubacterium eligens, E. formicigenerans, E. hallii, Lactobacillus rogosae, and Clostridium nexile, are described. Emended descriptions and proposed neotype strains for Streptococcus constellatus (Prèvot) comb. nov., S. morbillorum (Prèvot) comb. nov., S. intermedius Prèvot, and Eubacterium biforme (Eggerth) Prèvot are presented.
Holdeman et al. (Mon,) studied this question.