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

Category: Genus

Proposed as: gen. nov.

Etymology: Cur.to.bac.te’ri.um. L. masc. adj. curtus, shortened; N.L. neut. n. bacterium, a rod; N.L. neut. n. Curtobacterium, a short rod

Gender, pronunciation (Latin): neuter (stem: Curtobacteri-), kur-to-bak-TE-ri-um

Type species: Curtobacterium citreum (Komagata and Iizuka 1964) Yamada and Komagata 1972 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: 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: correct name

Risk group: 1

• Notes:
  • 🧕 Goodfellow and Williams (1983) assigned this genus to the uncategorized "Actinobacteria" Goodfellow and Williams 1983. Publication: Goodfellow M, Williams ST. Ecology of actinomycetes. Annu Rev Microbiol 1983; 37:189-216.
  • 🚋 The type species of this genus has alternatively been placed in the genus Brevibacterium Breed 1953 (Approved Lists 1980). Publication: Komagata K, Iizuka H. New species of Brevibacterium isolated from rice. (Studies on the microorganisms of cereal grains, Part VII). Journal of the Agricultural Chemical Society of Japan 1964; 38:496-502.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Curbacterium"; "Curlobacterium"; "Curtibacterium"; "Curtobacierium"; "Curtobactcrium"; "Curtobacteriam"; "Curtobacterim"; "Curtobacteritem"; "Curtobactertum"; "Curtobacterum"; "Curtobaeterium"; "Curtobncterium"; "Curtobocterium"; "Curtobzicterium". — 🤨 This taxon name is occasionally used in plural form as: "Curtobacteria".
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Collins and Jones (1983). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🧬 The phylogenomic assignment score of this taxon is 0.05947 (N = 3).
  • 🎰 The BRCs most frequently used for deposits in this group are: JCM: 16; DSM: 15; CIP: 11; LMG: 11; ATCC: 11; NBRC: 9; IFO: 7; VKM: 7; CCUG: 5; GDMCC: 5.
  • 😷 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". — 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.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "CUBT" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 15
Number of child taxa with a validly published name, including synonyms: 20
Total number of child taxa: 27

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Curtobacterium aetherium" Mijatović Scouten et al. 2025	not validly published	preferred name
    Curtobacterium albidum (Komagata and Iizuka 1964) Yamada and Komagata 1972 (Approved Lists 1980)	validly published under the ICNP	synonym
    Curtobacterium allii Khanal et al. 2023	validly published under the ICNP	correct name
    Curtobacterium ammoniigenes Aizawa et al. 2007	validly published under the ICNP	correct name
    Curtobacterium aurantiacum Osdaghi et al. 2025	validly published under the ICNP	synonym
    Curtobacterium caseinilyticum Feng et al. 2023	validly published under the ICNP	correct name
    Curtobacterium citreum (Komagata and Iizuka 1964) Yamada and Komagata 1972 (Approved Lists 1980)	validly published under the ICNP	correct name
    Curtobacterium citri Feng et al. 2023	validly published under the ICNP	correct name
    Curtobacterium flaccumfaciens (Hedges 1922) Collins and Jones 1984	validly published under the ICNP	correct name
    Curtobacterium ginsengisoli Kim et al. 2008	validly published under the ICNP	synonym
    Curtobacterium guangdongense Yang et al. 2025	validly published under the ICNP	correct name
    Curtobacterium herbarum Behrendt et al. 2002	validly published under the ICNP	correct name
    Curtobacterium luteum (Komagata and Iizuka 1964) Yamada and Komagata 1972 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Curtobacterium oceanosedimentum" (Carty and Litchfield 1978) Kim et al. 2009	not validly published	synonym
    Curtobacterium phoenicis Schultz et al. 2025	validly published under the ICNP	correct name
    Curtobacterium phyllosphaerae Yang et al. 2025	validly published under the ICNP	correct name
    Curtobacterium plantarum Dunleavy 1989	validly published under the ICNP	correct name
    "Curtobacterium poinsettiae" (Starr and Pirone 1942) Yamada and Komagata 1972	not validly published	preferred name
    "Curtobacterium poinsettiae" (Starr and Pirone 1942) Osdaghi et al. 2024	not validly published	synonym
    "Curtobacterium pomorum" Tsuruga et al. 2026	not validly published	preferred name
    "Curtobacterium psychrophilum" Inoue and Komagata 1976	not validly published	synonym
    Curtobacterium pusillum (Iizuka and Komagata 1965) Yamada and Komagata 1972 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Curtobacterium salicis" Freeman et al. 2024	not validly published	synonym
    Curtobacterium salicis Freeman et al. 2026	validly published under the ICNP	correct name
    Curtobacterium saperdae (Lysenko 1959) Yamada and Komagata 1972 (Approved Lists 1980)	validly published under the ICNP	synonym
    Curtobacterium subtropicum Feng et al. 2023	validly published under the ICNP	correct name
    Curtobacterium testaceum (Komagata and Iizuka 1964) Yamada and Komagata 1972 (Approved Lists 1980)	validly published under the ICNP	synonym

Parent taxon: Microbacteriaceae Park et al. 1995

Assigned by: Park YH, Suzuki K, Yim DG, Lee KC, Kim E, Yoon J, Kim S, Kho YH, Goodfellow M, Komagata K. Suprageneric classification of peptidoglycan group B actinomycetes by nucleotide sequencing of 5S ribosomal RNA. Antonie Van Leeuwenhoek 1993; 64:307-313. 🇰🇷

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Record number: 515449