Name: Streptomyces rhizosphaericus subsp. ignotus (Nouioui et al. 2025) Komaki 2026

Category: Subspecies

Proposed as: comb. nov.

Basonym: Streptomyces asiaticus subsp. ignotus Nouioui et al. 2025

Etymology: i.gno’tus. L. masc. adj. ignotus, strange

Pronunciation (Latin), gender: strep-TO-my-kes r^hi-zo-SP^HA͡E-ri-kus i-N͡GNO-tus, masculine

Type strain: A10598; ATCC 15166; DSM 41524

Conduct genome-based taxonomy at

Valid publication: Komaki H. Five new combinations and emended descriptions of two species related to subspecies in the genus Streptomyces. Int J Syst Evol Microbiol 2026; 76:7056. 🇯🇵

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 76, part 2 of the IJSEM. Int J Syst Evol Microbiol 2026; 76:7121.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

• Synonyms:

  • Name	Kind
    Streptomyces asiaticus subsp. ignotus Nouioui et al. 2025	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is -0.00544 (N = 15).
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this subspecies. The name is on LoRN because of the recorded risk group of the genus.

Parent taxon: Streptomyces rhizosphaericus corrig. Sembiring et al. 2001

Assigned by: Komaki H. Five new combinations and emended descriptions of two species related to subspecies in the genus Streptomyces. Int J Syst Evol Microbiol 2026; 76:7056. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.70750Copy to clipboardLink copied to clipboard

Record number: 70750

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31
    2	2026-06-11