Name: Saccharopolyspora spinosporotrichia Zhou et al. 1998

Category: Species

Proposed as: sp. nov.

Etymology: spi.no.spo.ro.tri’chi.a. L. masc. adj. spinosus, thorny; Gr. fem. n. spora, a spore; Gr. fem. n. thrix, trichite; N.L. fem. n. spinosporotrichia, spores bearing needle-like spines

Pronunciation (Latin), gender: sak-k^ha-ro-po-LY-spo-ra spi-no-spo-ro-TRI-k^hi-a, feminine

Type strain: CGMCC 4.198; DSM 44350; IFO 16190; JCM 10303; KCTC 9939; NBRC 16190

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y09571 Analyse FASTA

Valid publication: Zhou ZH, Liu ZH, Qian YD, Kim SB, Goodfellow M. Saccharopolyspora spinosporotrichia sp. nov., a novel actinomycete from soil. Int J Syst Bacteriol 1998; 48:53-58. 🇬🇧

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 48, part 1 of the IJSB. Int J Syst Bacteriol 1998; 48:629.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Saccharopolyspora erythraea corrig. (Waksman 1923) Labeda 1987

Risk group: 1

• Synonyms:

  • Name	Kind
    Streptomyces erythreus (Waksman 1923) Waksman and Henrici 1948 (Approved Lists 1980)	heterotypic synonym, inaccurate spelling
    Saccharopolyspora erythraea corrig. (Waksman 1923) Labeda 1987	heterotypic synonym, validly published under the ICNP
    "Actinomyces erythraeus" corrig. Waksman 1923	heterotypic synonym, not validly published, basonym of name in Approved Lists
    Streptomyces erythraeus corrig. (Waksman 1923) Waksman and Henrici 1948 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    "Actinomyces erythreus" Waksman 1923	heterotypic synonym, inaccurate spelling

• Notes:
  • ⏲ According to Dif et al. (2025), this species is a later heterotypic synonym of "Actinomyces erythreus" Waksman 1923. Publication: Dif G, Djemouai N, Meklat A, Zitouni A. A whole-genome study suggests a taxonomic rearrangement of Saccharopolyspora subtropica as a later heterotypic synonym of Saccharopolyspora thermophila and Saccharopolyspora spinosporotrichia as a later heterotypic synonym of Saccharopolyspora erythraea. Int J Syst Evol Microbiol 2025; 75:6731. 🇩🇿
  • ⏲ According to Dif et al. (2025), this species is a later heterotypic synonym of Saccharopolyspora erythraea corrig. (Waksman 1923) Labeda 1987. Publication: Dif G, Djemouai N, Meklat A, Zitouni A. A whole-genome study suggests a taxonomic rearrangement of Saccharopolyspora subtropica as a later heterotypic synonym of Saccharopolyspora thermophila and Saccharopolyspora spinosporotrichia as a later heterotypic synonym of Saccharopolyspora erythraea. Int J Syst Evol Microbiol 2025; 75:6731. 🇩🇿
  • ⏲ According to Dif et al. (2025), this species is a later heterotypic synonym of Streptomyces erythraeus corrig. (Waksman 1923) Waksman and Henrici 1948 (Approved Lists 1980). Publication: Dif G, Djemouai N, Meklat A, Zitouni A. A whole-genome study suggests a taxonomic rearrangement of Saccharopolyspora subtropica as a later heterotypic synonym of Saccharopolyspora thermophila and Saccharopolyspora spinosporotrichia as a later heterotypic synonym of Saccharopolyspora erythraea. Int J Syst Evol Microbiol 2025; 75:6731. 🇩🇿
  • ⏲ According to Dif et al. (2025), this species is a later heterotypic synonym of Streptomyces erythreus (Waksman 1923) Waksman and Henrici 1948 (Approved Lists 1980). Publication: Dif G, Djemouai N, Meklat A, Zitouni A. A whole-genome study suggests a taxonomic rearrangement of Saccharopolyspora subtropica as a later heterotypic synonym of Saccharopolyspora thermophila and Saccharopolyspora spinosporotrichia as a later heterotypic synonym of Saccharopolyspora erythraea. Int J Syst Evol Microbiol 2025; 75:6731. 🇩🇿
  • ⏲ According to Dif et al. (2025), this species is a later heterotypic synonym of "Actinomyces erythraeus" corrig. Waksman 1923. Publication: Dif G, Djemouai N, Meklat A, Zitouni A. A whole-genome study suggests a taxonomic rearrangement of Saccharopolyspora subtropica as a later heterotypic synonym of Saccharopolyspora thermophila and Saccharopolyspora spinosporotrichia as a later heterotypic synonym of Saccharopolyspora erythraea. Int J Syst Evol Microbiol 2025; 75:6731. 🇩🇿
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 75, part 3 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6765.
  • ❗ Saccharopolyspora spinosporotrichia is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Saccharopolyspora.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 2 times in PubMed until 2026-06-11.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus.

Parent taxon: Saccharopolyspora Lacey and Goodfellow 1975 (Approved Lists 1980)

Assigned by: Zhou ZH, Liu ZH, Qian YD, Kim SB, Goodfellow M. Saccharopolyspora spinosporotrichia sp. nov., a novel actinomycete from soil. Int J Syst Bacteriol 1998; 48:53-58. 🇬🇧

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Record number: 780694