Name: Psychroflexus gondwanensis corrig. (Dobson et al. 1993) Bowman et al. 1999

Category: Species

Proposed as: comb. nov.

Basonym: Flavobacterium gondwanense Dobson et al. 1993

Etymology: gond.wa.nen’sis. L. masc. adj. gondwanensis, pertaining to Gondwanaland or Gondwana, one of the two ancient supercontinents, which originally included Antarctica and other, separate continental landmasses

Pronunciation (Latin), gender: … gond-wa-NEN-sis, masculine

Type strain: ACAM 44; ATCC 51278; CCUG 33444; CIP 104040; DSM 5423; LMG 13192

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M92278 Analyse FASTA

Effective publication: Bowman JP, McCammon SA, Lewis T, Skerratt JH, Brown JL, Nichols DS, McMeekin TA. Psychroflexus torquis gen. nov., sp. nov., a psychrophilic species from Antarctic sea ice, and reclassification of Flavobacterium gondwanense (Dobson et al. 1993) as Psychroflexus gondwanense gen. nov., comb. nov. Microbiology (Reading) 1998; 144:1601-1609. 🇦🇺

IJSEM list: Anonymous. Validation list no. 68. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1999; 49:1-3.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Psychroflexus gondwanense (Dobson et al. 1993) Bowman et al. 1999	other spelling of name, inaccurate spelling
    Flavobacterium gondwanense Dobson et al. 1993	homotypic synonym, validly published under the ICNP

• Emendations:
  • Hahnke et al. 2016 Hahnke RL, Meier-Kolthoff JP, Garcia-Lopez M, Mukherjee S, Huntemann M, Ivanova NN, Woyke T, Kyrpides NC, Klenk HP, Goker M. Genome-Based Taxonomic Classification of Bacteroidetes. Front Microbiol 2016; 7:2003. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 26. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2017; 67:2081-2086.

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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 1 time in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by García-López et al. (2019). Publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. 🇩🇪
  • 🧍 On the Validation List no. 68 and in the paper by Bowman et al. 1998, the type strain is erroneously cited as ACAM 48. Publication: . Erratum. Int. J. Syst. Bacteriol. 1999; 49:1952.
  • 🧍 The original spelling of the specific epithet, gondwanense (sic), has been corrected on validation according to Rule 61. Publication: Anonymous. Validation list no. 68. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1999; 49:1-3.

Parent taxon: Psychroflexus Bowman et al. 1999

Assigned by: Bowman JP, McCammon SA, Lewis T, Skerratt JH, Brown JL, Nichols DS, McMeekin TA. Psychroflexus torquis gen. nov., sp. nov., a psychrophilic species from Antarctic sea ice, and reclassification of Flavobacterium gondwanense (Dobson et al. 1993) as Psychroflexus gondwanense gen. nov., comb. nov. Microbiology (Reading) 1998; 144:1601-1609. 🇦🇺

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Record number: 780252