| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Ruminobacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium sufflavum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium papyrosolvens | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium josui | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium hungatei | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium herbifermentans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium cellulolyticum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium cellobioparum subsp. termitidis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium cellobioparum T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium cellobioparum subsp. cellobioparum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruminiclostridium | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugosimonospora africana | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugosimonospora acidiphila T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugosimonospora | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugosibacter aromaticivorans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugosibacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugamonas rubra T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugamonas rivuli | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugamonas aquatica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rugamonas | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruficoccus amylovorans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruficoccus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter tibetensis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter sediminis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter ruber | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter roseus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter quisquiliarum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter latericius | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter immobilis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rufibacter hautae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |