Bifidobacterium ruminantium Biavati & Mattarelli, 1991 Dataset Prokaryotic Nomenclature Up-to-Date (PNU) Rank SPECIES Published in Int. J. Syst. Bacteriol. 41::165 Classification genus Bifidobacterium species Bifidobacterium ruminantium Name Homonyms Bifidobacterium ruminantium Biavati & Mattarelli, 1991