Name: Aquaspirillum fasciculus Strength et al. 1976 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: fas.ci’cu.lus. L. masc. dim. n. fasciculus, a small bundle (nominative in apposition)

Pronunciation (Latin), gender: … fas-KI-ku-lus, neuter

Type strain: ATCC 27740; CIP 103579; LMG 12892

Conduct genome-based taxonomy at

16S rRNA gene: JN175353 Analyse FASTA

Effective publication: Strength WJ, Isani B, Linn DM, Williams FD, Vandermolen GE, Laughon BE, Krieg NR. Isolation and characterization of Aquaspirillum fasciculus sp. nov., a rod-shaped, nitrogen-fixing bacterium having unusual flagella. International Journal of Systematic Bacteriology 1976; 26:253-267.

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 (and not recommended for medical use)

Correct name: Prolinoborus fasciculus (Strength et al. 1976) Pot et al. 1992

Risk group: 1

• Synonyms:

  • Name	Kind
    Prolinoborus fasciculus (Strength et al. 1976) Pot et al. 1992	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Aquaspirillum fasciculus 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 Aquaspirillum.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 2023-10-29. 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 1 time in PubMed until 2025-06-04.
  • 🙅 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: Aquaspirillum Hylemon et al. 1973 (Approved Lists 1980)

Assigned by: Strength WJ, Isani B, Linn DM, Williams FD, Vandermolen GE, Laughon BE, Krieg NR. Isolation and characterization of Aquaspirillum fasciculus sp. nov., a rod-shaped, nitrogen-fixing bacterium having unusual flagella. International Journal of Systematic Bacteriology 1976; 26:253-267.

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Record number: 783391