| Species | RefIntense Num | Refseq Num | Source |
|---|---|---|---|
| Neofamilia massiliensis | 1 | 1 | MGYG |
| Neorickettsia risticii | 1 | 1 | HMP |
| Neorickettsia sennetsu | 1 | 1 | HMP |
| Neptuniibacter caesariensis | 1 | 1 | HMP |
| Nesterenkonia massiliensis | 1 | 2 | MGYG |
| Nigerium massiliense | 1 | 2 | MGYG |
| Nissabacter archeti | 1 | 2 | MGYG |
| Nitratiruptor sp. SB155-2 | 1 | 1 | HMP |
| Nitrobacter hamburgensis | 1 | 1 | HMP |
| Nitrobacter sp. Nb-311A | 1 | 1 | HMP |