Name: Curtobacterium testaceum (Komagata and Iizuka 1964) Yamada and Komagata 1972 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: Brevibacterium testaceum Komagata and Iizuka 1964 (Approved Lists 1980)

Etymology: tes.ta’ce.um. L. neut. adj. testaceum, brick-colored

Pronunciation, gender: tes-TA-ke-um, neuter

Type strain: ATCC 15829; BCRC 12120; CCM 2299; CCRC 12120; CCUG 23849; CIP 104324; DSM 20166; IAM 1561; IFO 12675; IMET 10361; JCM 1353; LMG 16344; NBRC 12675; VKM Ac-1019

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X77445 Analyse FASTA

Effective publication: Yamada K, Komagata K. Taxonomic studies on coryneform bacteria. V. Classification of coryneform bacteria. Journal of General and Applied Microbiology 1972; 18:417-431.

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: Microbacterium testaceum (Komagata and Iizuka 1964) Takeuchi and Hatano 1998

Risk group: 1

• Synonyms:

  • Name	Kind
    Microbacterium testaceum (Komagata and Iizuka 1964) Takeuchi and Hatano 1998	homotypic synonym, validly published under the ICNP
    Brevibacterium testaceum Komagata and Iizuka 1964 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
    Aureobacterium testaceum (Komagata and Iizuka 1964) Collins et al. 1983	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Curtobacterium testaceum 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 Curtobacterium.
  • 😷 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: Curtobacterium Yamada and Komagata 1972 (Approved Lists 1980)

Assigned by: Yamada K, Komagata K. Taxonomic studies on coryneform bacteria. V. Classification of coryneform bacteria. Journal of General and Applied Microbiology 1972; 18:417-431.

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Record number: 775334