| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Francisella philomiragia subsp. noatunensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Francisella novicida | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Francisella noatunensis subsp. orientalis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Francisella noatunensis subsp. chilensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Francisella guangzhouensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Formosa spongicola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Fluviispira sanaruensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Fluoribacter | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Fluoribacter gormanii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Fluoribacter dumoffii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Fluoribacter bozemanae T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flocculibacter | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flocculibacter collagenilyticus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flintibacter hominis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flintibacter butyricum | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter tractuosus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter sancti | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter ruber | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter roseolus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter psychrophilus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter polymorphus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter ovolyticus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter maritimus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter litoralis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter japonensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter filiformis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter elegans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter columnaris | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter canadensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Flexibacter aurantiacus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |