| arsenophonus | No | | | bacteria | genus | 637 | click here |
| arsenophonus nasoniae | No | species | bacteria | bacteria | species | 638 | click here |
| candidatus arsenophonus arthropodicus | No | subspecies | bacteria | bacteria | species | 337255 | click here |
| candidatus hamiltonella defensa | No | subspecies | bacteria | bacteria | species | 138072 | click here |