Name: Saccharopolyspora rectivirgula (Krassilnikov and Agre 1964) Korn-Wendisch et al. 1989

Category: Species

Proposed as: comb. nov.

Basonym: "Thermopolyspora rectivirgula" Krassilnikov and Agre 1964

Etymology: rec.ti.vir.gu.la. L. masc. perf. part. rectus, straight; L. fem. dim. n. virgula, twig; N.L. fem. dim. n. rectivirgula, straight twig

Gender: feminine

Type strain: ATCC 33515; DSM 43747; IFO 12464; INMI 683; JCM 3057; NBRC 12464; NRRL B-16280; VKM Ac-810

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JN010255 Analyse FASTA

Valid publication: Korn-Wendisch F, Kempf A, Grund E, Kroppenstedt RM, Kutzner HJ. Transfer of Faenia rectivirgula Kurup and Agre 1983 to the genus Saccharopolyspora Lacey and Goodfellow 1975, elevation of Saccharopolyspora hirsuta subsp. taberi Labeda 1987 to species level, and emended description of the genus Saccharopolyspora. Int. J. Syst. Bacteriol. 1989; 39:430-441.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    "Thermopolyspora rectivirgula" Krassilnikov and Agre 1964	homotypic synonym, not validly published, basonym of name in Approved Lists
    Micropolyspora faeni Cross et al. 1968 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    Faenia rectivirgula (Krassilnikov and Agre 1964) Kurup and Agre 1983	homotypic synonym, validly published under the ICNP
    Micropolyspora rectivirgula (Krassilnikov and Agre 1964) Prauser and Momirova 1970 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Emendations:
  • Nouioui et al. 2018 Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007. Oren A, Garrity GM. List of changes in taxonomic opinion no. 29. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2019; 69:13-32.

• Notes:
  • ⏰ According to Kurup and Agre (1983), this species is an earlier heterotypic synonym of Micropolyspora faeni Cross et al. 1968 (Approved Lists 1980). Publication: Kurup VP, Agre NS. Transfer of Micropolyspora rectivirgula (Krasil'nikov and Agre 1964) Lechevalier, Lechevalier, and Becker 1966 to Faenia gen. nov. Int. J. Syst. Bacteriol. 1983; 33:663-665.
  • 🧬 The phylogenomic assignment score of this taxon is 0.03877 (N = 18).
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human and animal pathogen - biological class of risk animal: 2". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1, note = "PIIC". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "+".
  • 🎓 Name mentioned 91 times in PubMed until 2024-03-27.
  • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.

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

Assigned by: Korn-Wendisch F, Kempf A, Grund E, Kroppenstedt RM, Kutzner HJ. Transfer of Faenia rectivirgula Kurup and Agre 1983 to the genus Saccharopolyspora Lacey and Goodfellow 1975, elevation of Saccharopolyspora hirsuta subsp. taberi Labeda 1987 to species level, and emended description of the genus Saccharopolyspora. Int. J. Syst. Bacteriol. 1989; 39:430-441.

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Record number: 780691