Species Companilactobacillus metriopterae

Name: Companilactobacillus metriopterae (Chiba et al. 2018) Zheng et al. 2020

Category, proposed as: species, comb. nov.

Basonym: Lactobacillus metriopterae Chiba et al. 2018

Etymology: me.tri.op’te.rae. N.L. gen. fem. n. metriopterae, of Metrioptera, the genus of grasshoppers from which the type strain was isolated

Pronunciation (Latin), gender: kom-pa-ni-lak-to-ba-KIL-lus me-tri-OP-te-ra͡e, masculine

Type strain: DSM 103730; Hime 5-1; JCM 31635

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: LC190736 Analyse FASTA

Valid publication: Zheng J, Wittouck S, Salvetti E, Franz CMAP, Harris HMB, Mattarelli P, O'Toole PW, Pot B, Vandamme P, Walter J, et al. A taxonomic note on the genus Lactobacillus: Description of 23 novel genera, emended description of the genus Lactobacillus Beijerinck 1901, and union of Lactobacillaceae and Leuconostocaceae. Int J Syst Evol Microbiol 2020; 70:2782-2858. 🇮🇹

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 4 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:4050-4060.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    Lactobacillus metriopterae Chiba et al. 2018	homotypic synonym, validly published under the ICNP
    Lactobacillus terrae Kim et al. 2018	heterotypic synonym, validly published under the ICNP

• Notes:
  • ⏰ According to Zhao and Gu (2019), this species is an earlier heterotypic synonym of Lactobacillus terrae Kim et al. 2018. Publication: Zhao W, Gu CT. Lactobacillus terrae is a later heterotypic synonym of Lactobacillus metriopterae. Int J Syst Evol Microbiol 2019; 69:1597-1600. 🇨🇳
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 6 of the IJSEM. Int J Syst Evol Microbiol 2019; 69:2630-2631.
  • 😷 The risk group for Germany has been imported on 2026-08-13. 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 2026-06-11.
  • 🙆 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 other species in the genus.

Parent taxon: Companilactobacillus Zheng et al. 2020

Assigned by: Zheng J, Wittouck S, Salvetti E, Franz CMAP, Harris HMB, Mattarelli P, O'Toole PW, Pot B, Vandamme P, Walter J, et al. A taxonomic note on the genus Lactobacillus: Description of 23 novel genera, emended description of the genus Lactobacillus Beijerinck 1901, and union of Lactobacillaceae and Leuconostocaceae. Int J Syst Evol Microbiol 2020; 70:2782-2858. 🇮🇹

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Record number: 10618