| providencia alcalifaciens | species | bacteria | bacteria | species | 126385 |
| providencia rettgeri | species | bacteria | bacteria | species | 587 |
| providencia rettgeri dmel1 | no rank | | | no rank | 1141663 |
| providencia sneebia dsm 19967 | no rank | | | no rank | 1141660 |
| providencia vermicola | species | bacteria | bacteria | species | 333965 |
| uncultured providencia sp. | no rank | bacteria | environmental samples | species | 390517 |