Name: Malaciobacter halophilus corrig. (Donachie et al. 2005) Pérez-Cataluña et al. 2019

Category: Species

Proposed as: comb. nov.

Basonym: Arcobacter halophilus Donachie et al. 2005

Etymology: ha.lo’phi.lus. N.L. masc. adj. halophilus, salt-loving

Pronunciation, gender: ha-LO-p^hi-lus, masculine

Type strain: ATCC BAA-1022; CIP 108450; DSM 18005; LA31B

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MG195897 Analyse FASTA

Effective publication: Perez-Cataluna A, Salas-Masso N, Dieguez AL, Balboa S, Lema A, Romalde JL, Figueras MJ. Revisiting the Taxonomy of the Genus Arcobacter: Getting Order From the Chaos. Front Microbiol 2018; 9:2077.

IJSEM list: Oren A, Garrity GM. Validation list no. 185. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2019; 69:5-9.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Arcobacter halophilus Donachie et al. 2005

• Synonyms:

  • Name	Kind
    Arcobacter halophilus Donachie et al. 2005	homotypic synonym, validly published under the ICNP
    Malacobacter halophilus (Donachie et al. 2005) Pérez-Cataluña et al. 2019	other spelling of name, inaccurate spelling

• Notes:
  • 🥇 Nomenclatural type of the genus Malaciobacter corrig. Pérez-Cataluña et al. 2019. Publication: Perez-Cataluna A, Salas-Masso N, Dieguez AL, Balboa S, Lema A, Romalde JL, Figueras MJ. Revisiting the Taxonomy of the Genus Arcobacter: Getting Order From the Chaos. Front Microbiol 2018; 9:2077.
  • ❗ Malaciobacter halophilus 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 Malaciobacter.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Arcobacter halophilus Donachie et al. 2005, which has a risk group (Swiss Confederation) above 1. This may require that the name shown here is not treated as the correct name for practical purposes.
  • 🎓 Name mentioned 0 times in PubMed until 2025-06-04.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.

Parent taxon: Malaciobacter corrig. Pérez-Cataluña et al. 2019

Assigned by: Perez-Cataluna A, Salas-Masso N, Dieguez AL, Balboa S, Lema A, Romalde JL, Figueras MJ. Revisiting the Taxonomy of the Genus Arcobacter: Getting Order From the Chaos. Front Microbiol 2018; 9:2077.

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Record number: 798492