| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Soehngenia saccharolytica T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Soehngenia | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sodalis praecaptivus | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sodalis glossinidius T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sodalis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Snuella lapsa T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Snuella | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Snodgrassella alvi T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Snodgrassella | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathiella limimaris | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathiella glossodoripedis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathiella chungangensis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathiella chinensis T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathiella aquimaris | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathiella | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathia vaginalis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathia sanguinegens T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sneathia | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Smithella propionica T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Smithella | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Smithellaceae | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Syntrophales | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Syntrophia | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Smaragdicoccus niigatensis T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Smaragdicoccus | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Slackia piriformis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Slackia isoflavoniconvertens | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Slackia heliotrinireducens | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Slackia faecicanis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Slackia exigua T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago |