| MMDBm0000064 | Bifidobacterium adolescentis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0647988 | Bifidobacterium angulatum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0001287 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0002290 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648002 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0001288 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0002230 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0001289 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0002078 | Bifidobacterium animalis | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000066 | Bifidobacterium bifidum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648023 | Bifidobacterium bifidum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000067 | Bifidobacterium bifidum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000068 | Bifidobacterium bifidum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648030 | Bifidobacterium boum | Eubacteria | Actinobacteria | Facultative anaerobe, air+co2 |
| MMDBm0648041 | Bifidobacterium breve | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648061 | Bifidobacterium catenulatum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648069 | Bifidobacterium coryneforme | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648074 | Bifidobacterium dentium | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648082 | Bifidobacterium gallicum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000072 | Bifidobacterium catenulatum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000075 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648095 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000078 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000079 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648107 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000081 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648097 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000084 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000085 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000076 | Bifidobacterium longum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000087 | Bifidobacterium mongoliense | Eubacteria | Actinobacteria | Facultative anaerobe |
| MMDBm0648137 | Bifidobacterium pseudocatenulatum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000089 | Bifidobacterium pseudolongum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648159 | Bifidobacterium ruminantium | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648166 | Bifidobacterium scardovii | Eubacteria | Actinobacteria | Facultative anaerobe |
| MMDBm0648174 | Bifidobacterium thermacidophilum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0000090 | Bifidobacterium thermophilum | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0648739 | Scardovia inopinata | Eubacteria | Actinobacteria | Anaerobe |
| MMDBm0001040 | Bifidobacterium breve | Eubacteria | Actinobacteria | Anaerobe |