Name: "Thermobacterium helveticum" Orla-Jensen 1919

Category: Species

Proposed as: sp. nov.

Etymology: hel.ve’ti.cum. N.L. neut. adj. helveticum, pertaining to Helvetia, the Latin name of Switzerland, from where the two first known strains originated

Gender: neuter

Nomenclatural type: ATCC 15009; CCUG 30139; CIP 103146; DSM 20075; IFO 15019; JCM 1120; LMG 13555; LMG 6413; NBIMCC 1011; NBRC 15019; NRRL B-4526

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB680751 Analyse FASTA

Original publication: Orla-Jensen S. The lactic acid bacteria. Høst, Copenhagen, 1919.

Nomenclatural status: not validly published, basonym of name in Approved Lists

Taxonomic status: synonym (and no standing)

Correct name: Lactobacillus helveticus (Orla-Jensen 1919) Bergey et al. 1925 (Approved Lists 1980)

Risk group: 1

• Synonyms:

  • Name	Kind
    Lactobacillus helveticus (Orla-Jensen 1919) Bergey et al. 1925 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
    Lactobacillus suntoryeus Cachat and Priest 2005	heterotypic synonym, validly published under the ICNP

• Notes:
  • ⏰ According to Naser et al. (2006), this species is an earlier heterotypic synonym of Lactobacillus suntoryeus Cachat and Priest 2005. Publication: Naser SM, Hagen KE, Vancanneyt M, Cleenwerck I, Swings J, Tompkins TA. Lactobacillus suntoryeus Cachat and Priest 2005 is a later synonym of Lactobacillus helveticus (Orla-Jensen 1919) Bergey et al. 1925 (Approved Lists 1980). Int J Syst Evol Microbiol 2006; 56:355-360.
  • 😷 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". — 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.

Parent taxon: "Thermobacterium" Buchanan 1918

Assigned by: Orla-Jensen S. The lactic acid bacteria. Høst, Copenhagen, 1919.

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Record number: 4129