Species Microbispora bispora

Name: Microbispora bispora (Henssen 1957) Lechevalier 1965 (Approved Lists 1980)

Category, proposed as: species, comb. nov.

Basonym: "Thermopolyspora bispora" Henssen 1957

Etymology: bi’spo.ra. L. adv. bis, twice; Gr. fem. n. spora, a seed and in biology a spore; N.L. fem. adj. bispora, two spores

Pronunciation (Latin), gender: mi-kro-BI-spo-ra BI-spo-ra, feminine

Type strain: ATCC 19993; DSM 43833; IFO 14880; JCM 10125; NBRC 14880

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: U83910 Analyse FASTA

Effective publication: Lechevalier HA. Priority of the generic name Microbispora over Waksmania and Thermopolyspora. International Bulletin of Bacteriological Nomenclature and Taxonomy 1965; 15:139-142.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Thermobispora bispora (Henssen 1957) Wang et al. 1996

Risk group: 1

• Synonyms:

  • Name	Kind
    "Thermopolyspora bispora" Henssen 1957	homotypic synonym, not validly published, basonym of name in Approved Lists
    Thermobispora bispora (Henssen 1957) Wang et al. 1996	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Microbispora bispora 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 Microbispora.
  • 😷 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 Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — 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 9 times in PubMed until 2026-06-11.

Parent taxon: Microbispora Nonomura and Ohara 1957 (Approved Lists 1980)

Assigned by: Lechevalier HA. Priority of the generic name Microbispora over Waksmania and Thermopolyspora. International Bulletin of Bacteriological Nomenclature and Taxonomy 1965; 15:139-142.

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Record number: 778076