| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Streptomyces sapporonensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces sampsonii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces salmonis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces sabulosicollis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rutgersensis subsp. rutgersensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rutgersensis subsp. castelarensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rutgersensis subsp. castelarense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rubrum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rubradiris | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces ruanii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces roseoverticillatus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces roseosporus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces roseoflavus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces roseodiastaticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces roseoalbus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rimosus subsp. rimosus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rimosus subsp. paromomycinus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rhizosphaerius | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rhizoryzae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rectiverticillatus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rangoonensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces rangoon | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces purpurogeniscleroticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces purpeofuscus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces psammoticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces praecox | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces poriferorum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces plumbidurans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces pinistramenti | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Streptomyces phosalacineus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |