Name: Cutibacterium avidum (Eggerth 1935) Scholz and Kilian 2016

Category: Species

Proposed as: comb. nov.

Basonym: "Bacteroides avidus" Eggerth 1935

Etymology: a’vi.dum. L. neut. adj. avidum, eager

Pronunciation, gender: A-wi-dum, neuter

Type strain: ATCC 25577; CCUG 36754; CIP 103261; DSM 4901; IFO 15671; NBRC 15671; NCTC 11864

Conduct genome-based taxonomy at

16S rRNA gene: AJ003055 Analyse FASTA

Valid publication: Scholz CF, Kilian M. The natural history of cutaneous propionibacteria, and reclassification of selected species within the genus Propionibacterium to the proposed novel genera Acidipropionibacterium gen. nov., Cutibacterium gen. nov. and Pseudopropionibacterium gen. nov. Int J Syst Evol Microbiol 2016; 66:4422-4432. 🇩🇰

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 11 of the IJSEM. Int J Syst Evol Microbiol 2017; 67:179-182.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    "Bacteroides avidus" Eggerth 1935	homotypic synonym, not validly published, basonym of name in Approved Lists
    Propionibacterium avidum (Eggerth 1935) Moore and Holdeman 1969 (Approved Lists 1980)	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 phylogenomic assignment score of this taxon is 0.16794 (N = 22).
  • 😷 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 32 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 Propionibacterium avidum (Eggerth 1935) Moore and Holdeman 1969 (Approved Lists 1980). Publication: Moore WEC, Holdeman LV. Propionibacterium, Arachnia, Actinomyces, Lactobacillus, Bifidobacterium, Eubacterium. In: Cato EP, Cummins CS, Holdeman LV, Johnson JL, Moore WEC, Smibert RM, Smith LDS (eds), Outline of Clinical Methods in Anaerobic Bacteriology, Virginia Polytechnic Institute - Anaerobe Laboratory, Blacksburg/Virginia, 1969, p. 0. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
  • 🧍 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: Cutibacterium Scholz and Kilian 2016

Assigned by: Scholz CF, Kilian M. The natural history of cutaneous propionibacteria, and reclassification of selected species within the genus Propionibacterium to the proposed novel genera Acidipropionibacterium gen. nov., Cutibacterium gen. nov. and Pseudopropionibacterium gen. nov. Int J Syst Evol Microbiol 2016; 66:4422-4432. 🇩🇰

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Record number: 794766