Name: "Odontomyces viscosus" Howell et al. 1965

Category: Species

Proposed as: sp. nov.

Etymology: vis.co’sus. L. masc. adj. viscosus, sticky

Gender: masculine

Type strain: ATCC 15987; CCUG 14476; CIP 103147; DSM 43327; JCM 8353; NCTC 10951

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB538436 Analyse FASTA

Original publication: Howell AJ, Jordan HV, Georg LK, Pine L. Odontomyces viscosus, gen. nov., spec. nov., a filamentous microorganism isolated from periodontal plaque in hamsters. Sabouraudia 1965; 4:65-68.

Nomenclatural status: not validly published, basonym of name in Approved Lists

Taxonomic status: synonym (and no standing)

Correct name: Actinomyces viscosus (Howell et al. 1965) Georg et al. 1969 (Approved Lists 1980)

Risk group: 2

• Synonyms:

  • Name	Kind
    Actinomyces viscosus (Howell et al. 1965) Georg et al. 1969 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus "Odontomyces" Howell et al. 1965. Publication: Howell AJ, Jordan HV, Georg LK, Pine L. Odontomyces viscosus, gen. nov., spec. nov., a filamentous microorganism isolated from periodontal plaque in hamsters. Sabouraudia 1965; 4:65-68.
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 1, note = "animal pathogen - biological class of risk animal: 2". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2".

Parent taxon: "Odontomyces" Howell et al. 1965

Assigned by: Howell AJ, Jordan HV, Georg LK, Pine L. Odontomyces viscosus, gen. nov., spec. nov., a filamentous microorganism isolated from periodontal plaque in hamsters. Sabouraudia 1965; 4:65-68.

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Record number: 3907