| china | | nitratireductor aquibiodomus | species | 3 | 0 |
| china | guangdong | nitratireductor aquibiodomus | species | 1 | 0 |
| india | | nitratireductor aquibiodomus | species | 42 | 0 |
| india | | nitratireductor aquibiodomus ra22 | no rank | 96 | 0 |
| iran | | nitratireductor aquibiodomus nl21 = jcm 21793 | no rank | 1 | 0 |
| kuwait | | nitratireductor aquibiodomus | species | 1 | 0 |