Species "Actinomyces coerulescens"

Name: "Actinomyces coerulescens" Preobrazhenskaya 1957

Category: Species

Proposed as: sp. nov.

Etymology: coe.ru.les’cens. L. masc. adj. caerulus, dark blue, azure; N.L. masc. part. adj. coerulescens, becoming blue, slightly blue (referring to the color of the aerial mycelium on a chemically defined medium) (sic) [probably better: caerulescens]

Pronunciation (Latin), gender: … ko͡e-ru-LES-kens, masculine

Nomenclatural type: ATCC 19742; ATCC 19896; BCRC 11464; CBS 481.68; CCRC 11464; CGMCC 4.1597; DSM 40146; IFO 12758; IMET 43578; INA 4562; JCM 4360; NBRC 12758; NCIB 9615; NCIMB 9615; NRRL B-2701; NRRL ISP-5146; PCM 2312; RIA 1023; UNIQEM 129; VKM Ac-1843

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB184122 Analyse FASTA

Original publication: Gauze GF, Preobrazhenskaya TP, Kudrina ES, Blinov NO, Ryabova ID, Sveshnikova MA. Problems of classification of actinomycetes-antagonists. Government Publishing House of Medical Literature (Medgiz), Moscow (USSR), 1957.

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

Taxonomic status: synonym (and no standing)

Correct name: Streptomyces coerulescens (Preobrazhenskaya 1957) Pridham et al. 1958 (Approved Lists 1980)

Risk group: 1

Synonyms:

Name	Kind
Streptomyces coerulescens (Preobrazhenskaya 1957) 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.

Parent taxon: Actinomyces Harz 1877 (Approved Lists 1980)

Assigned by: Gauze GF, Preobrazhenskaya TP, Kudrina ES, Blinov NO, Ryabova ID, Sveshnikova MA. Problems of classification of actinomycetes-antagonists. Government Publishing House of Medical Literature (Medgiz), Moscow (USSR), 1957.

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Record number: 4046

This LPSN page was printed on 2026-03-08 10:50:48

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Species "Actinomyces coerulescens"