Species "Actinomyces violaceusniger"

Name: "Actinomyces violaceusniger" Waksman and Curtis 1916

Category: Species

Proposed as: sp. nov.

Etymology: vi.o.la.ce.us’ni.ger. L. masc. adj. violaceus, violet; L. masc. adj. niger, black; N.L. masc. adj. violaceusniger, violet-black [probably better: violaceiniger]

Pronunciation (Latin), gender: … wi-o-la-ke-US-ni-ger, masculine

Nomenclatural type: ATCC 27477; CBS 760.72; CGMCC 4.1423; DSM 40563; IFO 13459; JCM 4850; LMG 19336; NBRC 13459; NRRL B-1476; NRRL ISP-5563; RIA 1420; VKM Ac-583

Conduct genome-based taxonomy at

16S rRNA gene: AJ391822 Analyse FASTA

Original publication: Waksman SA, Curtis RE. The Actinomyces of the soil. Soil Science 1916; 1:99-134.

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

Taxonomic status: synonym (and no standing)

Correct name: Streptomyces violaceusniger corrig. (Waksman and Curtis 1916) Pridham et al. 1958 (Approved Lists 1980)

Risk group: 1

Synonyms:

Name	Kind
Streptomyces violaceoniger (Waksman and Curtis 1916) Pridham et al. 1958 (Approved Lists 1980)	homotypic synonym, inaccurate spelling
"Streptomyces violaceoniger" (Waksman and Curtis 1916) Waksman and Henrici 1948	homotypic synonym, inaccurate spelling
Streptomyces violaceusniger corrig. (Waksman and Curtis 1916) Pridham et al. 1958 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

Notes:
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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.
- 🧍 The distinct name Actinomyces violaceusruber from the same publication has a similar spelling. Publication: Angell RC, Freund GE, Willett P. Automatic spelling correction using a trigram similarity measure. Information Processing and Management 1983; 19:255-261.

Parent taxon: Actinomyces Harz 1877 (Approved Lists 1980)

Assigned by: Waksman SA, Curtis RE. The Actinomyces of the soil. Soil Science 1916; 1:99-134.

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Record number: 4567

This LPSN page was printed on 2026-02-07 05:39:30

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Species "Actinomyces violaceusniger"