| bifidobacterium biavatii dsm 23969 | no rank | | | no rank | 1437608 |
| bifidobacterium callitrichidarum | species | | | species | 2028103 |
| bifidobacterium saguini dsm 23967 | no rank | | | no rank | 1437607 |
| bifidobacterium simiarum | species | | | species | 2045441 |
| bifidobacterium sp. | no rank | bacteria | bacteria | species | 41200 |
| bifidobacterium stellenboschense | no rank | bacteria | bacteria | species | 762211 |
| bifidobacterium vansinderenii | species | | | species | 1984871 |