Name: Xylanibacter brevis (Bryant et al. 1958) Hitch et al. 2023

Category: Species

Proposed as: comb. nov.

Basonym: Bacteroides ruminicola subsp. brevis Bryant et al. 1958 (Approved Lists 1980)

Etymology: bre’vis. L. masc. adj. brevis, short

Pronunciation (Latin), gender: … BRE-wis, masculine

Type strain: ATCC 19188; CIP 105473; GA33; JCM 14576

Conduct genome-based taxonomy at

16S rRNA gene: AJ011682 Analyse FASTA

Effective publication: Hitch TCA, Bisdorf K, Afrizal A, Riedel T, Overmann J, Strowig T, Clavel T. A taxonomic note on the genus Prevotella: Description of four novel genera and emended description of the genera Hallella and Xylanibacter. Syst Appl Microbiol 2022; 45:126354. 🇩🇪

IJSEM list: Oren A, Göker M. Validation list no. 209. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2023; 73:5709.

Nomenclatural status: validly published under the ICNP

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

Correct name: Prevotella brevis (Bryant et al. 1958) Avguštin et al. 1997

• Synonyms:

  • Name	Kind
    Bacteroides ruminicola subsp. brevis Bryant et al. 1958 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP, distinct rank
    Prevotella ruminicola subsp. brevis (Bryant et al. 1958) Shah and Collins 1990	homotypic synonym, validly published under the ICNP, distinct rank
    Prevotella brevis (Bryant et al. 1958) Avguštin et al. 1997	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Xylanibacter brevis 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 Xylanibacter.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Bacteroides ruminicola subsp. brevis Bryant et al. 1958 (Approved Lists 1980), which has a risk group (Belgium) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Bacteroides ruminicola subsp. brevis Bryant et al. 1958 (Approved Lists 1980), which has a risk group (Canada) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Bacteroides ruminicola subsp. brevis Bryant et al. 1958 (Approved Lists 1980), 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. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Bacteroides ruminicola subsp. brevis Bryant et al. 1958 (Approved Lists 1980), which has a risk group (Germany) above 1. This may require that the name shown here is not treated as the correct name for practical purposes.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella brevis (Bryant et al. 1958) Avguštin et al. 1997, which has a risk group (Belgium) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella brevis (Bryant et al. 1958) Avguštin et al. 1997, which has a risk group (Canada) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella brevis (Bryant et al. 1958) Avguštin et al. 1997, 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. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella brevis (Bryant et al. 1958) Avguštin et al. 1997, which has a risk group (Germany) above 1. This may require that the name shown here is not treated as the correct name for practical purposes.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella ruminicola subsp. brevis (Bryant et al. 1958) Shah and Collins 1990, which has a risk group (Belgium) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella ruminicola subsp. brevis (Bryant et al. 1958) Shah and Collins 1990, 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. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Prevotella ruminicola subsp. brevis (Bryant et al. 1958) Shah and Collins 1990, which has a risk group (Germany) 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: Xylanibacter Ueki et al. 2006

Assigned by: Hitch TCA, Bisdorf K, Afrizal A, Riedel T, Overmann J, Strowig T, Clavel T. A taxonomic note on the genus Prevotella: Description of four novel genera and emended description of the genera Hallella and Xylanibacter. Syst Appl Microbiol 2022; 45:126354. 🇩🇪

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Record number: 36190