| china | | poterioochromonas malhamensis | species | 6 | 0 |
| germany | | poterioochromonas sp. ds | species | 1 | 0 |
| germany | baden-wuerttemberg | poterioochromonas sp. ds | species | 39538 | 0 |
| japan | | poterioochromonas malhamensis | species | 3 | 0 |
| malaysia | | poterioochromonas malhamensis | species | 1 | 0 |