Name: Xenorhabdus japonica corrig. Nishimura et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: ja.po’ni.ca. N.L. fem. adj. japonica, pertaining to Japan

Pronunciation, gender: ja-PO-ni-ka, feminine

Type strain: DSM 16188; DSM 16522; IAM 14265; JCM 21111; SK-1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: D78008 Analyse FASTA

Effective publication: Nishimura Y, Hagiwara A, Suzuki T, Yamanaka S. Xenorhabdus japonicus sp. nov. associated with the nematode Steinernema kushidai. World J Microbiol Biotechnol 1994; 10:207-210.

IJSEM list: Anonymous. Validation list no. 54. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:619-620.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Xenorhabdus japonicus Nishimura et al. 1995	other spelling of name, inaccurate spelling

• Notes:
  • 😷 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 2023-10-29. The full classification is: risk group = 1, note = "n". — 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 3 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.
  • 🧍 Nom. corrig.: IJSEM 50:1691; Xenorhabdus japonicus (sic). Publication: Euzeby JP, Boemare NE. The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int J Syst Evol Microbiol 2000; 50:1691-1692.
  • 🧍 The original spelling of the specific epithet, japonicus (sic), has been corrected by Euzéby and Boemare (2000). Publication: Euzeby JP, Boemare NE. The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int J Syst Evol Microbiol 2000; 50:1691-1692.

Parent taxon: Xenorhabdus Thomas and Poinar 1979 (Approved Lists 1980)

Assigned by: Nishimura Y, Hagiwara A, Suzuki T, Yamanaka S. Xenorhabdus japonicus sp. nov. associated with the nematode Steinernema kushidai. World J Microbiol Biotechnol 1994; 10:207-210.

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Record number: 783164