| Species | RefIntense Num | Refseq Num | Source |
|---|---|---|---|
| Peptostreptococcus russellii | 2 | 3 | MGYG |
| Peptostreptococcus stomatis | 1 | 1 | MGYG |
| Peribacillus simplex | 1 | 17 | MGYG |
| Persephonella marina | 1 | 1 | HMP |
| Petrotoga mobilis | 1 | 1 | HMP |
| Phaeobacter inhibens | 1 | 24 | HMP |
| Phascolarctobacterium faecium | 1 | 29 | MGYG |
| Phascolarctobacterium succinatutens | 2 | 3 | MGYG |
| Phenylobacterium zucineum | 1 | 1 | HMP |
| Phocaeicola barnesiae | 1 | 5 | MGYG |