Name: Raoultella terrigena (Izard et al. 1981) Drancourt et al. 2001

Category: Species

Proposed as: comb. nov.

Basonym: Klebsiella terrigena Izard et al. 1981

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: Drancourt M, Bollet C, Carta A, Rousselier P. Phylogenetic analyses of Klebsiella species delineate Klebsiella and Raoultella gen. nov., with description of Raoultella ornithinolytica comb. nov., Raoultella terrigena comb. nov. and Raoultella planticola comb. nov. Int J Syst Evol Microbiol 2001; 51:925-932.

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: synonym

Correct name: Klebsiella terrigena Izard et al. 1981

Risk group: 2

• Synonyms:

  • Name	Kind
    Klebsiella terrigena Izard et al. 1981	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Raoultella terrigena is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Raoultella.
  • 😷 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 Germany has been imported on 2023-10-29. The full classification is: risk group = 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.
  • 🎓 Name mentioned 68 times in PubMed until 2024-03-27.

Parent taxon: Raoultella Drancourt et al. 2001

Assigned by: Drancourt M, Bollet C, Carta A, Rousselier P. Phylogenetic analyses of Klebsiella species delineate Klebsiella and Raoultella gen. nov., with description of Raoultella ornithinolytica comb. nov., Raoultella terrigena comb. nov. and Raoultella planticola comb. nov. Int J Syst Evol Microbiol 2001; 51:925-932.

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Record number: 780333