Species Lactobacillus minutus

Name: Lactobacillus minutus (Hauduroy et al. 1937) Moore and Holdeman 1972 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: "Bacteroides minutum" Hauduroy et al. 1937

Etymology: mi.nu’tus. L. masc. part. adj. minutus, little, small

Pronunciation (Latin), gender: … mi-NU-tus, masculine

Type strain: ATCC 33267; CCUG 31167; DSM 20586; JCM 1118; LMG 9439; NCDO 2751; NCFB 2751; NCIMB 702751; VPI 9428

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M59059 Analyse FASTA

Effective publication: Moore WEC, Holdeman LV. Lactobacillus. In: Holdeman LV, Moore WEC (eds), Anaerobe Laboratory Manual, Virginia Polytechnic Institute - Anaerobe Laboratory, Blacksburg/Virginia, 1972, p. 61-66.

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: synonym (and not recommended for medical use)

Correct name: Atopobium minutum (Hauduroy et al. 1937) Collins and Wallbanks 1993

Risk group: 2

Synonyms:

Name	Kind
Atopobium minutum (Hauduroy et al. 1937) Collins and Wallbanks 1993	homotypic synonym, validly published under the ICNP
"Bacteroides minutum" Hauduroy et al. 1937	homotypic synonym, not validly published, basonym of name in Approved Lists

Emendations:
- Olsen et al. 1991 Olsen I, Johnson JL, Moore LV, Moore WE. Lactobacillus uli sp. nov. and Lactobacillus rimae sp. nov. from the human gingival crevice and emended descriptions of lactobacillus minutus and Streptococcus parvulus. Int J Syst Bacteriol 1991; 41:261-266. 🇺🇸
  Notes:
  - 🧍 This emendation was not found in the expected IJSEM notification list.

Notes:
- ❗ Lactobacillus minutus 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 Lactobacillus.
- 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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. — 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 5 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 species itself.

Parent taxon: Lactobacillus Beijerinck 1901 (Approved Lists 1980)

Assigned by: Moore WEC, Holdeman LV. Lactobacillus. In: Holdeman LV, Moore WEC (eds), Anaerobe Laboratory Manual, Virginia Polytechnic Institute - Anaerobe Laboratory, Blacksburg/Virginia, 1972, p. 61-66.

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Record number: 777349

This LPSN page was printed on 2026-03-12 10:57:37

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Species Lactobacillus minutus