Name: Cellulosimicrobium cellulans (Metcalfe and Brown 1957) Schumann et al. 2001

Category: Species

Proposed as: comb. nov.

Basonym: Nocardia cellulans Metcalfe and Brown 1957 (Approved Lists 1980)

Etymology: N.L. neut. part. adj. cellulans, cell-making

Gender: neuter

Type strain: ATCC 12830; CCUG 50776; CFBP 4267; CIP 103404; DSM 43189; DSM 43879; HAMBI 95; IFO 15516; JCM 9965; LMG 16221; NBRC 15516; NRRL B-2768; VKM Ac-1412

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X79455 Analyse FASTA

Valid publication: Schumann P, Weiss N, Stackebrandt E. Reclassification of Cellulomonas cellulans (Stackebrandt and Keddie 1986) as Cellulosimicrobium cellulans gen. nov., comb. nov. Int J Syst Evol Microbiol 2001; 51:1007-1010.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 3 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:1231-1233.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Cellulomonas cellulans (Metcalfe and Brown 1957) Stackebrandt and Keddie 1988	homotypic synonym, validly published under the ICNP
    Brevibacterium fermentans Chatelain and Second 1966 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    Nocardia cellulans Metcalfe and Brown 1957 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
    Brevibacterium lyticum Takayama et al. 1960 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    Cellulomonas cartae Stackebrandt and Kandler 1980	heterotypic synonym, validly published under the ICNP
    Oerskovia xanthineolytica Lechevalier 1972 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    "Cellulomonas cartalyticum" Carta 1973	heterotypic synonym, not validly published

• Notes:
  • 🥇 Nomenclatural type of the genus Cellulosimicrobium Schumann et al. 2001. Publication: Schumann P, Weiss N, Stackebrandt E. Reclassification of Cellulomonas cellulans (Stackebrandt and Keddie 1986) as Cellulosimicrobium cellulans gen. nov., comb. nov. Int J Syst Evol Microbiol 2001; 51:1007-1010.
  • ⏰ According to Stackebrandt and Keddie (1986), this species is an earlier heterotypic synonym of Brevibacterium lyticum Takayama et al. 1960 (Approved Lists 1980). Publication: Stackebrandt E, Keddie RM. Genus Cellulomonas Bergey et al. 1923, 154, emend. mut. char. Clark 1952, 50AL. In: Sneath PHA, Mair NS, Sharpe ME, Holt JG (eds), Bergey's Manual of Systematic Bacteriology, first edition, vol. 2, The Williams & Wilkins Co., Baltimore, 1986, p. 1325-1329.
  • ⏰ According to Stackebrandt et al. (1982), this species is an earlier heterotypic synonym of Brevibacterium fermentans Chatelain and Second 1966 (Approved Lists 1980). Publication: Stackebrandt E, Seiler H, Schleifer KH. Union of the genera Cellulomonas Bergey et al. and Oerskovia Prauser et al. in a redefined genus Cellulomonas. Zentralbl. Bakteriol. Parasitenkd. Infektionskr. Hyg. Abt. 1 Orig. 1982; C3:401-409.
  • ⏰ According to Stackebrandt et al. (1982), this species is an earlier heterotypic synonym of Cellulomonas cartae Stackebrandt and Kandler 1980. Publication: Stackebrandt E, Seiler H, Schleifer KH. Union of the genera Cellulomonas Bergey et al. and Oerskovia Prauser et al. in a redefined genus Cellulomonas. Zentralbl. Bakteriol. Parasitenkd. Infektionskr. Hyg. Abt. 1 Orig. 1982; C3:401-409.
  • ⏰ According to Stackebrandt et al. (1982), this species is an earlier heterotypic synonym of Oerskovia xanthineolytica Lechevalier 1972 (Approved Lists 1980). Publication: Stackebrandt E, Seiler H, Schleifer KH. Union of the genera Cellulomonas Bergey et al. and Oerskovia Prauser et al. in a redefined genus Cellulomonas. Zentralbl. Bakteriol. Parasitenkd. Infektionskr. Hyg. Abt. 1 Orig. 1982; C3:401-409.
  • ⏰ According to Stackebrandt et al. (1982), this species is an earlier heterotypic synonym of "Cellulomonas cartalyticum" Carta 1973. Publication: Stackebrandt E, Seiler H, Schleifer KH. Union of the genera Cellulomonas Bergey et al. and Oerskovia Prauser et al. in a redefined genus Cellulomonas. Zentralbl. Bakteriol. Parasitenkd. Infektionskr. Hyg. Abt. 1 Orig. 1982; C3:401-409.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, 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 Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "ht+". — 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 67 times in PubMed until 2024-03-28.
  • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by Nouioui et al. (2018). Publication: Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007.
  • 🧍 According to Rules 27(3) and 30, this name is not validly published because the effective publication only documents deposit of the type strain in a single recognized culture collection. However, according to the Judicial Opinion 81, Cellulosimicrobium cellulans (Metcalf and Brown 1957) Schumann et al. 2001 is to be considered to be validly published. Publication: Euzeby JP, Tindall BJ. Status of strains that contravene Rules 27(3) and 30 of the Bacteriological Code. Request for an opinion. Int J Syst Evol Microbiol 2004; 54:293-301.
  • 🧍 In the paper by Schumann et al. 2001, Cellulomonas cellulans is incorrectly cited as Cellulomonas cellulans (Metcalf and Brown 1957) Stackebrandt and Keddie 1988 (sic). Publication: Judicial Commission. Judicial Opinion No. 81. Int J Syst Evol Microbiol 2008; 58:1755-1763.

Parent taxon: Cellulosimicrobium Schumann et al. 2001

Assigned by: Schumann P, Weiss N, Stackebrandt E. Reclassification of Cellulomonas cellulans (Stackebrandt and Keddie 1986) as Cellulosimicrobium cellulans gen. nov., comb. nov. Int J Syst Evol Microbiol 2001; 51:1007-1010.

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Record number: 774572