Name: Pasteurella langaaensis corrig. Mutters et al. 1985

Category: Species

Proposed as: sp. nov.

Etymology: lan.gaa.en’sis. N.L. fem. adj. langaaensis, pertaining to to the village of Langaa in Denmark [probably better: langaensis]

Pronunciation, gender: … lan-gaa-EN-sis, feminine

Type strain: ATCC 43328; CCUG 15566; CIP 102678; DSM 22999; F73; NCTC 11411

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M75053 Analyse FASTA

Valid publication: Mutters R, Ihm P, Pohl S, Frederiksen W, Mannheim W. Reclassification of the genus Pasteurella Trevisan 1887 on the basis of deoxyribonucleic acid homology, with proposals for the new species Pasteurella dagmatis, Pasteurella canis, Pasteurella stomatis, Pasteurella anatis, and Pasteurella langaa. Int. J. Syst. Bacteriol. 1985; 35:309-322.

Nomenclatural status: validly published under the ICNP

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

Correct name: Alitibacter langaaensis (Mutters et al. 1985) Bisgaard and Christensen 2025

Risk group: 1

• Synonyms:

  • Name	Kind
    Alitibacter langaaensis (Mutters et al. 1985) Bisgaard and Christensen 2025	homotypic synonym, validly published under the ICNP
    Pasteurella langaa Mutters et al. 1985	other spelling of name, inaccurate spelling

• Notes:
  • ❗ Pasteurella langaaensis 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 Pasteurella.
  • 😷 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 Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — 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 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 genus.
  • 🧍 Nom. corrig.: IJSB 48:615; Pasteurella langaa (sic). Publication: Trüper HG, De' Clari L. Taxonomic note: erratum and correction of further specific epithets formed as substantives (nouns) "in apposition". Int. J. Syst. Bacteriol. 1998; 48:615. 🇩🇪
  • 🧍 The original spelling of the specific epithet, langaa (sic), has been corrected by Trüper and De' Clari 1998. Publication: Trüper HG, De' Clari L. Taxonomic note: erratum and correction of further specific epithets formed as substantives (nouns) "in apposition". Int. J. Syst. Bacteriol. 1998; 48:615. 🇩🇪

Parent taxon: Pasteurella Trevisan 1887 (Approved Lists 1980)

Assigned by: Mutters R, Ihm P, Pohl S, Frederiksen W, Mannheim W. Reclassification of the genus Pasteurella Trevisan 1887 on the basis of deoxyribonucleic acid homology, with proposals for the new species Pasteurella dagmatis, Pasteurella canis, Pasteurella stomatis, Pasteurella anatis, and Pasteurella langaa. Int. J. Syst. Bacteriol. 1985; 35:309-322.

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Record number: 784586