Name: Aquaspirillum peregrinum (Pretorius 1963) Hylemon et al. 1973 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: "Spirillum peregrinum" Pretorius 1963

Etymology: pe.re.gri’num. L. neut. adj. peregrinum, strange, foreign

Pronunciation, gender: pe-re-GRI-num, neuter

Type strain: ATCC 15387; CCUG 13795; DSM 1839; IFO 14922; JCM 21450; LMG 4340; NBRC 14922; NC; NCIB 9435; NCIMB 9435

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EF612767 Analyse FASTA

Effective publication: Hylemon PB, Wells Jr. JS, Krieg NR, Jannasch HW. The genus Spirillum: A taxonomic study. International Journal of Systematic Bacteriology 1973; 23:340-380.

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: Insolitispirillum peregrinum (Pretorius 1963) Yoon et al. 2007

Risk group: 1

• Synonyms:

  • Name	Kind
    Insolitispirillum peregrinum (Pretorius 1963) Yoon et al. 2007	homotypic synonym, validly published under the ICNP
    "Spirillum peregrinum" Pretorius 1963	homotypic synonym, not validly published, basonym of name in Approved Lists
    "Levispirillum peregrinum" (Pretorius 1963) Pot and Gillis 2005	homotypic synonym, not validly published

• Notes:
  • ❗ Aquaspirillum peregrinum 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 Swiss Confederation has been imported on 2024-02-01. 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 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.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Aquaspirillum peregrinum subsp. integrum (Terasaki 1973) Terasaki 1979 (Approved Lists 1980)	validly published under the ICNP	synonym
    Aquaspirillum peregrinum subsp. peregrinum (Pretorius 1963) Terasaki 1979 (Approved Lists 1980)	validly published under the ICNP	synonym

Parent taxon: Aquaspirillum Hylemon et al. 1973 (Approved Lists 1980)

Assigned by: Hylemon PB, Wells Jr. JS, Krieg NR, Jannasch HW. The genus Spirillum: A taxonomic study. International Journal of Systematic Bacteriology 1973; 23:340-380.

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Record number: 787038