Name: Caldicellulosiruptor Rainey et al. 1995

Category: Genus

Proposed as: gen. nov.

Etymology: Cal.di.cel.lu.lo.si.rup.tor. L. masc. adj. caldus, hot; N.L. neut. n. cellulosum, cellulose; L. masc. n. ruptor, breaker; N.L. masc. n. Caldicellulosiruptor, cellulose-breaker living under hot conditions

Gender: masculine (stem: Caldicellulosiruptor-)

Type species: Caldicellulosiruptor saccharolyticus Rainey et al. 1995

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Rainey FA, Donnison AM, Janssen PH, Saul D, Rodrigo A, Bergquist PL, Daniel RM, Stackebrandt E, Morgan HW. Description of Caldicellulosiruptor saccharolyticus gen. nov., sp. nov: an obligately anaerobic, extremely thermophilic, cellulolytic bacterium. FEMS Microbiol Lett 1994; 120:263-266.

IJSEM list: Anonymous. Validation list no. 52. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:197-198.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Emendations:
  • Onyenwoke et al. 2006 Onyenwoke RU, Lee YJ, Dabrowski S, Ahring BK, Wiegel J. Reclassification of Thermoanaerobium acetigenum as Caldicellulosiruptor acetigenus comb. nov. and emendation of the genus description. Int J Syst Evol Microbiol 2006; 56:1391-1395. Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 56, part 6 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:2029-2030.
    Notes:
    • Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • De Vos et al. (2009) assigned this genus to the order Thermoanaerobacterales Wiegel 2010. Publication: Wiegel J. Order III. Thermoanaerobacterales ord. nov. In: De Vos P, Garrity GM, Jones D, Krieg NR, Ludwig W, Rainey FA, K.-H. S, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 3 (The Firmicutes), Springer, New York, 2009, p. 1224.
  • The type species of this genus has alternatively been placed in the genus [Caldocellum]. Publication: Love DR, Fisher R, Bergquist PL. Sequence structure and expression of a cloned beta-glucosidase gene from an extreme thermophile. Mol Gen Genet 1988; 213:84-92.
  • This taxon name is occasionally misprinted in some sources as: "Caldicellosiruptor"; "Caldicelluiosiruptor"; "Caldicellulosir"; "Caldicelluosiruptor"; "Caldiceuulosiruptor"; "Cellulosiruptor".
  • The phylogenomic assignment score of this taxon is -0.05243 (N = 14).
  • The BRCs most frequently used for deposits in this group are: DSM: 10; ATCC: 6; VKM: 2; CGMCC: 1; JCM: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 8
Number of child taxa with a validly published name, including synonyms: 10
Total number of child taxa: 14

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Caldicellulosiruptor acetigenus (Nielsen et al. 1994) Onyenwoke et al. 2006	validly published under the ICNP	correct name
    Caldicellulosiruptor bescii Yang et al. 2010	validly published under the ICNP	correct name
    Caldicellulosiruptor changbaiensis Bing et al. 2015	validly published under the ICNP	correct name
    "Caldicellulosiruptor danielii" Lee et al. 2018	not validly published
    Caldicellulosiruptor diazotrophicus Chen et al. 2021	validly published under the ICNP	correct name
    Caldicellulosiruptor hydrothermalis Miroshnichenko et al. 2008	validly published under the ICNP	correct name
    Caldicellulosiruptor kristjanssonii Bredholt et al. 1999	validly published under the ICNP	synonym
    Caldicellulosiruptor kronotskyensis Miroshnichenko et al. 2008	validly published under the ICNP	correct name
    Caldicellulosiruptor lactoaceticus Mladenovska et al. 1997	validly published under the ICNP	synonym
    "Caldicellulosiruptor morganii" Lee et al. 2018	not validly published
    "Caldicellulosiruptor naganoensis" Lee et al. 2018	not validly published
    "Caldicellulosiruptor obsidiansis" Hamilton-Brehm et al. 2010	not validly published
    Caldicellulosiruptor owensensis Huang et al. 1998	validly published under the ICNP	correct name
    Caldicellulosiruptor saccharolyticus Rainey et al. 1995	validly published under the ICNP	correct name

Parent taxon: Syntrophomonadaceae Zhao et al. 1993

Assigned by: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166.

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Record number: 516982