| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Helicobacter himalayensis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter hepaticus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter heilmannii | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter ganmani | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter fennelliae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter felis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter equorum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter enhydrae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter didelphidarum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter cynogastricus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter cinaedi | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter cholecystus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter cetorum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter canis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter canicola | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter canadensis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter brantae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter bizzozeronii | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter bilis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter baculiformis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter aurati | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter apri | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter anseris | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter ailurogastricus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter acinonychis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacter | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helicobacteraceae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helcococcus sueciensis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helcococcus ovis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Helcococcus kunzii T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago |