Name: Mesomycoplasma hyopneumoniae (Maré and Switzer 1965) Gupta et al. 2018

Category: Species

Proposed as: comb. nov.

Basonym: Mycoplasma hyopneumoniae Maré and Switzer 1965 (Approved Lists 1980)

Etymology: hy.o.pneu.mo.ni’ae. Gr. masc./fem. n. hŷs (gen. hyos), a swine; N.L. fem. n. pneumonia, disease of the lungs, pneumonia; N.L. gen. fem. n. hyopneumoniae, of swine pneumonia

Pronunciation, gender: hy-o-pne͡u-mo-NI-a͡e, neuter

Type strain: ATCC 25934; J; NCTC 10110

Conduct genome-based taxonomy at

16S rRNA gene: GU227406 Analyse FASTA

Effective publication: Gupta RS, Sawnani S, Adeolu M, Alnajar S, Oren A. Phylogenetic framework for the phylum Tenericutes based on genome sequence data: proposal for the creation of a new order Mycoplasmoidales ord. nov., containing two new families Mycoplasmoidaceae fam. nov. and Metamycoplasmataceae fam. nov. harbouring Eperythrozoon, Ureaplasma and five novel genera. Antonie Van Leeuwenhoek 2018; 111:1583-1630.

IJSEM list: Oren A, Garrity GM. Validation list no. 184. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2018; 68:3379-3393.

Nomenclatural status: validly published under the ICNP

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

• Synonyms:

  • Name	Kind
    Mycoplasma hyopneumoniae Maré and Switzer 1965 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Mesomycoplasma Gupta et al. 2018. Publication: Gupta RS, Sawnani S, Adeolu M, Alnajar S, Oren A. Phylogenetic framework for the phylum Tenericutes based on genome sequence data: proposal for the creation of a new order Mycoplasmoidales ord. nov., containing two new families Mycoplasmoidaceae fam. nov. and Metamycoplasmataceae fam. nov. harbouring Eperythrozoon, Ureaplasma and five novel genera. Antonie Van Leeuwenhoek 2018; 111:1583-1630.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Mycoplasma hyopneumoniae Maré and Switzer 1965 (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 Mycoplasma hyopneumoniae Maré and Switzer 1965 (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.
  • 🎓 Name mentioned 5 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. This name is not taxonomically suspended any more in favour of Mycoplasma hyopneumoniae Maré and Switzer 1965 (Approved Lists 1980). Publication: Maré CJ, Switzer WP. New species: Mycoplasma hyopneumoniae a causative agent of virus pig pneumonia. Veterinary Medicine 1965; 60:841-846. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Parent taxon: Mesomycoplasma Gupta et al. 2018

Assigned by: Gupta RS, Sawnani S, Adeolu M, Alnajar S, Oren A. Phylogenetic framework for the phylum Tenericutes based on genome sequence data: proposal for the creation of a new order Mycoplasmoidales ord. nov., containing two new families Mycoplasmoidaceae fam. nov. and Metamycoplasmataceae fam. nov. harbouring Eperythrozoon, Ureaplasma and five novel genera. Antonie Van Leeuwenhoek 2018; 111:1583-1630.

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Record number: 798593