| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Ensifer morelense | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ensifer americanum | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Endobacterium yantingense | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Endobacterium cerealis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Empedobacter falsenii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Emcibacter congregatus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elytrosporangium | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elytrosporangium spirale | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elytrosporangium carpinense | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elytrosporangium brasiliensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elytrosporangium brasiliense T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elkelangia | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elkelangia baekryungensis T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elizabethkingia endophytica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Elizabethkingia anophelis subsp. endophytica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ehrlichia sennetsu | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ehrlichia risticii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ehrlichia phagocytophila | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ehrlichia japonica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ehrlichia equi | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Eggerthella timonensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Eggerthella hongkongensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Effusibacillus dendaii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Effluviibacter | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Effluviibacter roseus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Edwardsiella anguillimortifera | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ectothiorhodospira vacuolata | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ectothiorhodospira marismortui | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ectothiorhodospira halophila | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Ectothiorhodospira halochloris | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |