| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Gemmatirosa kalamazoonensis T | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Gemmata palustris | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Gardnerella pickettii | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Gardnerella greenwoodii | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Galbibacter pacificus | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Galbibacter orientalis | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fusicatenibacter faecihominis | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fuscibacter | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fuscibacter oryzae T | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fundidesulfovibrio soli | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fundidesulfovibrio agrisoli | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fulvivirga ulvae | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fulvivirga maritima | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fulvivirga ligni | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Frankia umida | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Frankia tisai | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Frankia nepalensis | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Frankia gtarii | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fontisphaera | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Fontisphaera persica T | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flectobacillus rivi | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flectobacillus longus | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium yafengii | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium sedimenticola | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium praedii | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium potami | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium marginilacus | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium luteolum | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium limnophilum | Unknown | Valid (ICNP) | Excubia bot about 2 years ago | |
| Flavobacterium lacustre | Unknown | Valid (ICNP) | Excubia bot about 2 years ago |