| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Hyunsoonleella aestuarii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomonas sediminis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomonas neptunia | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomonas atlanticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium neptunium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium indicum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium facilis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium facilis subsp. ureaphilum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium facilis subsp. tolerans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium facilis subsp. facilis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphomicrobium coagulans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hyphococcus | ||||
| Hymenobacter terricola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter taeanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter siberiensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter psoromatis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter piscis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter montanus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter lutimineralis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter daejeonensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter cyanobacteriorum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter baengnokdamensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hymenobacter armeniacus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrotalea lipotrueae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrogenophilus thiooxidans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrogenobacter acidophilus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrogeniiclostridium hominis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrogeniiclostidium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrogeniiclostidium mannosilyticum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Hydrogeniiclostidium hominis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |