Name: Caldicellulosiruptor saccharolyticus Rainey et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: sac.cha.ro.ly’ti.cus. Gr. neut. n. sakchar, sugar; N.L. masc. adj. lyticus, able to loose, able to dissolve; from Gr. masc. adj. lytikos, dissolving; N.L. masc. adj. saccharolyticus, breaking up polysaccharides

Gender: masculine

Type strain: ATCC 43494; DSM 8903; Tp8T 6331

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: L09178 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

Risk group: 1

• Synonyms:

  • Name	Kind
    "Caldocellum saccharolyticum" Love et al. 1988	homotypic synonym, not validly published

• Notes:
  • 🥇 Nomenclatural type of the genus Caldicellulosiruptor Rainey et al. 1995. 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.
  • 😷 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.
  • 🎓 Name mentioned 97 times in PubMed until 2024-03-27.

Parent taxon: Caldicellulosiruptor Rainey et al. 1995

Assigned by: 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.

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Record number: 774346