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

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

Parent taxon: "Thermobacterium" Buchanan 1918

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

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Record number: 4129