| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Streptomyces spheroides | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces speleomycini | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces solincola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces silvae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces setonii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces setae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces serianimatus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces seranimatus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces septatus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces sennicomposti | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces scabrisporus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces scabies | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces sapporonensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces sampsonii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces salmonis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces sabulosicollis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rutgersensis subsp. rutgersensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rutgersensis subsp. castelarensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rutgersensis subsp. castelarense | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rubrum | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rubradiris | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces ruanii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces roseoverticillatus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces roseosporus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces roseoflavus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces roseodiastaticus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces roseoalbus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rimosus subsp. rimosus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rimosus subsp. paromomycinus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Streptomyces rhizosphaerius | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |