| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Rectinema cohabitans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rectinema | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Treponemataceae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ravibacter arvi T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ravibacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter tritici | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter toxicus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter rathayi T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter oskolensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter iranicus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter festucae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter caricis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter agropyri | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rathayibacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rarobacter incanus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rarobacter faecitabidus T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rarobacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rarobacteraceae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rarimicrobium hominis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rarimicrobium | ||||
| Rariglobus hedericola T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rariglobus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rapidithrix thailandica T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rapidithrix | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Raoultella terrigena | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Raoultella planticola T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Raoultella ornithinolytica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Raoultella electrica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Raoultella | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ramlibacter tataouinensis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |