Name: Myxococcus xanthus Beebe 1941 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: xan’thus. N.L. masc. adj. xanthus, yellow; from Gr. masc. adj. xanthos, yellow

Pronunciation, gender: KSAN-t^hus, masculine

Type strain: ATCC 25232; CCUG 2079; CECT 422; CIP 107069; DSM 16526; DSM 6796; FB; IFO 13542; NBRC 13542; NCIB 9412; NCIMB 9412

Conduct genome-based taxonomy at

16S rRNA gene: AB218205 Analyse FASTA

Effective publication: Beebe JM. The Morphology and Cytology of Myxococcus xanthus, N. Sp. J Bacteriol 1941; 42:193-223.

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: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    "Pseudomyxococcus xanthus" (Beebe 1941) Das et al. 2025	homotypic synonym, not validly published

• Notes:
  • 😷 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 1629 times in PubMed until 2025-06-04.

Parent taxon: Myxococcus Thaxter 1892 (Approved Lists 1980)

Assigned by: Beebe JM. The Morphology and Cytology of Myxococcus xanthus, N. Sp. J Bacteriol 1941; 42:193-223.

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Record number: 778568