Name: Rothia mucilaginosa (Bergan and Kocur 1982 ex Migula 1900) Collins et al. 2000

Category: Species

Proposed as: comb. nov.

Basonym: Stomatococcus mucilaginosus (ex Migula 1900) Bergan and Kocur 1982

Etymology: mu.ci.la.gi.no’sa. N.L. fem. adj. mucilaginosa, forming slimy colonies

Pronunciation (Latin), gender: RO-t^hi-a mu-ki-la-gi-NO-sa, feminine

Type strain: ATCC 25296; CCM 2417; CCUG 20962; CIP 71.14; DSM 20746; IFO 15673; JCM 10910; NBRC 15673; NCTC 10663

Conduct genome-based taxonomy at

16S rRNA gene: X87758 Analyse FASTA

Valid publication: Collins MD, Hutson RA, Baverud V, Falsen E. Characterization of a Rothia-like organism from a mouse: description of Rothia nasimurium sp. nov. and reclassification of Stomatococcus mucilaginosus as Rothia mucilaginosa comb. nov. Int J Syst Evol Microbiol 2000; 50:1247-1251. 🇬🇧

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 50, part 3 of the IJSEM. Int J Syst Evol Microbiol 2000; 50:1419-1420.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    Stomatococcus mucilaginosus (ex Migula 1900) Bergan and Kocur 1982	homotypic synonym, validly published under the ICNP

• Emendations:
  • Nouioui et al. 2018 Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 29. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2019; 69:13-32.

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2. — 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 249 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 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: Rothia Georg and Brown 1967 (Approved Lists 1980)

Assigned by: Collins MD, Hutson RA, Baverud V, Falsen E. Characterization of a Rothia-like organism from a mouse: description of Rothia nasimurium sp. nov. and reclassification of Stomatococcus mucilaginosus as Rothia mucilaginosa comb. nov. Int J Syst Evol Microbiol 2000; 50:1247-1251. 🇬🇧

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Record number: 780595