Name: "Achromobacter xylosoxidans" Yabuuchi and Ohyama 1971

Category: Species

Proposed as: sp. nov.

Etymology: xy.los.o.xi’dans. N.L. pres. part. oxidans, oxidizing; N.L. masc. part. adj. xylosoxidans, oxidizing xylose

Pronunciation, gender: xy-los-o-XI-dans, masculine

Nomenclatural type: ATCC 27061; CCUG 56438; CIP 71.32; DSM 10346; DSM 2402; Hugh 2838; IFO 15126; JCM 9659; KM543; LMG 1863; NBRC 15126; NCTC 10807; NRRL B-4082; Yabuuchi KM 543

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y14908 Analyse FASTA

Original publication: Yabuuchi E, Oyama A. Achromobacter xylosoxidans n. sp. from human ear discharge. Jpn J Microbiol 1971; 15:477-481.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Achromobacter xylosoxidans (ex Yabuuchi and Ohyama 1971) Yabuuchi and Yano 1981

Risk group: 2

• Synonyms:

  • Name	Kind
    Alcaligenes denitrificans subsp. xylosoxydans (Yabuuchi and Yano 1981 ex Yabuuchi and Ohyama 1971) Kersters and De Ley 1984	homotypic synonym, validly published under the ICNP, distinct rank
    "Alcaligenes xylosoxydans" (Yabuuchi and Yano 1981 ex Yabuuchi and Ohyama 1971) Dewhirst et al. 1989	homotypic synonym, not validly published
    Alcaligenes xylosoxidans (Yabuuchi and Yano 1981 ex Yabuuchi and Ohyama 1971) Kiredjian et al. 1986	homotypic synonym, validly published under the ICNP
    Achromobacter xylosoxidans (ex Yabuuchi and Ohyama 1971) Yabuuchi and Yano 1981	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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 = 2. — 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.

Parent taxon: "Achromobacter" Bergey et al. 1923

Assigned by: Yabuuchi E, Oyama A. Achromobacter xylosoxidans n. sp. from human ear discharge. Jpn J Microbiol 1971; 15:477-481.

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Record number: 33260