| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Rheinheimera maricola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Rheinheimera lutimaris | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Rhabdothermincola salaria | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Reichenbachia | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Reichenbachia agariperforans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Raoultibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Raoultibacter timonensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Raoultibacter massiliensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ramlibacter terrae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ramlibacter pinisoli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ramlibacter montanisoli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ramlibacter agri | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia wenshanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia taiwanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia respiraculi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia paucula | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia oxalaticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia oxalatica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia metallidurans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia mannitolytica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia gilardii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia eutropha | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia campinensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ralstonia basilensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Rahnella rivi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Rahnella perminowiae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Rahnella ecdela | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Rahnella bonaserana | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Radiobacillus kanasensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Quinella | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |