Name: Moraxella ovis (Lindqvist 1960) Henriksen and Bøvre 1968 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: Neisseria ovis Lindqvist 1960 (Approved Lists 1980)

Etymology: o’vis. L. gen. fem. n. ovis, of the sheep

Pronunciation (Latin), gender: … O-wis, feminine

Type strain: 199/55; ATCC 33078; CCUG 354; DSM 18075; LMG 8381; NCTC 11227

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF005186 Analyse FASTA

Effective publication: Henriksen SD, Bovre K. The taxonomy of the genera Moraxella and Neisseria. J Gen Microbiol 1968; 51:387-392.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    Neisseria ovis Lindqvist 1960 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Emendations:
  • Li et al. 2022 Li F, Zhu P, Li Z, Zhao W, Gao H, Hong Q, Song J, Yang S. Moraxella nasovis sp. nov., isolated from a sheep with respiratory disease. Int J Syst Evol Microbiol 2022; 72:5511. 🇨🇳 Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 72, part 9 of the IJSEM. Int J Syst Evol Microbiol 2022; 72:5681.

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.10876 (N = 8).
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 1, note = "animal pathogen - biological class of risk animal: 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "t". — 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 27 times 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 species itself.
  • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧

Parent taxon: Moraxella Lwoff 1939 (Approved Lists 1980)

Assigned by: Henriksen SD, Bovre K. The taxonomy of the genera Moraxella and Neisseria. J Gen Microbiol 1968; 51:387-392.

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Record number: 784287