"Lactobacillus parabifidus" Weiss and Rettger 1938 Dataset NCBI Taxonomy Classification phylum Actinomycetota class Actinomycetes order Bifidobacteriales family Bifidobacteriaceae genus Bifidobacterium species Bifidobacterium bifidum Name Homonyms "Lactobacillus parabifidus" Weiss and Rettger 1938 Lactobacillus parabifidus