Name: Klebsiella terrigena Izard et al. 1981

Category: Species

Proposed as: sp. nov.

Etymology: ter.ri’ge.na. N.L. masc./fem. n. terrigena, child of the earth, referring to the isolation from soil

Gender: feminine

Type strain: 84; ATCC 33257; CCUG 12372; CCUG 12372 B; CIP 80.07; CUETM 77-176; DSM 2687; Gavini L 84; HAMBI 1302; IFO 14941; JCM 1687; LMG 3222; NBRC 14941; NCTC 13038

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MG846020 Analyse FASTA

Valid publication: Izard D, Ferragut C, Gavini F, Kersters K, De Ley J, Leclerc H. Klebsiella terrigena, a new species from soil and water. Int. J. Syst. Bacteriol. 1981; 31:116-127.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    Raoultella terrigena (Izard et al. 1981) Drancourt et al. 2001	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1, note = "PIIC". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 49 times in PubMed until 2024-03-28.
  • 🧍 In the paper by Izard et al. 1981, the type strain CIP 80.7 is cited as CIP 80-07 (sic). Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592.

Parent taxon: Klebsiella Trevisan 1885 (Approved Lists 1980)

Assigned by: Izard D, Ferragut C, Gavini F, Kersters K, De Ley J, Leclerc H. Klebsiella terrigena, a new species from soil and water. Int. J. Syst. Bacteriol. 1981; 31:116-127.

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Record number: 777157