| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Spirosoma swuense | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma spitsbergense | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma soli | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma rigui | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma radiotolerans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma pulveris | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma pomorum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma pollinicola | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma panaciterrae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma oryzae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma montaniterrae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma migulaei | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma metallilatum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma metallicum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma luteum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma luteolum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma lituiforme | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma litoris | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma linguale T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma lacussanchae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma koreense | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma knui | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma jeollabukense | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma humi | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma horti | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma harenae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma gilvum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma fluviale | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma fluminis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Spirosoma flavum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |