Name: Hahella Lee et al. 2001

Category: Genus

Proposed as: gen. nov.

Etymology: Ha.hel’la. N.L. fem. dim. n. Hahella, named after Yung Chil Hah, a Korean bacteriologist who pioneered microbiological research in Korea

Gender, pronunciation (Latin): feminine (stem: Hahell-), ha-HEL-la

Type species: Hahella chejuensis Lee et al. 2001

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Lee HK, Chun J, Moon EY, Ko SH, Lee DS, Lee HS, Bae KS. Hahella chejuensis gen. nov., sp. nov., an extracellular-polysaccharide-producing marine bacterium. Int J Syst Evol Microbiol 2001; 51:661-666. 🇰🇷

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 2 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:795-796.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Baik et al. 2005 Baik KS, Seong CN, Kim EM, Yi H, Bae KS, Chun J. Hahella ganghwensis sp. nov., isolated from tidal flat sediment. Int J Syst Evol Microbiol 2005; 55:681-684. 🇰🇷 Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 2 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:1399-1402.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Hahellaceae Garrity et al. 2005. Publication: Garrity GM, Bell JA, Lilburn T. Family III. Hahellaceae fam. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 299. 🇺🇸
  • 🧕 Flores-Felix et al. (2025) assigned this genus to the family Marinobacteraceae Liao et al. 2021. Publication: Flores-Felix JD, Garcia-Fraile P, Saati-Santamaria Z. Harmony in diversity: Reorganizing the families within the order Pseudomonadales. Mol Phylogenet Evol 2025; 0:108321. 🇪🇸
  • 🎰 The BRCs most frequently used for deposits in this group are: KCTC: 3; JCM: 2; MCCC: 1; DSM: 1; NBRC: 1; KCCM: 1.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Human classification RG: not given - Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 4

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Hahella antarctica Lee et al. 2008	validly published under the ICNP	synonym
    "Hahella aquimaris" Shin et al. 2025	not validly published	preferred name
    Hahella chejuensis Lee et al. 2001	validly published under the ICNP	correct name
    Hahella ganghwensis Baik et al. 2005	validly published under the ICNP	correct name

Parent taxon: Hahellaceae Garrity et al. 2005

Assigned by: Garrity GM, Bell JA, Lilburn T. Family III. Hahellaceae fam. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 299. 🇺🇸

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Record number: 515742