Species ***Streptomyces* *nigrescens***

Name: Streptomyces nigrescens (Sveshnikova 1957) Pridham et al. 1958 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: "Actinomyces nigrescens" Sveshnikova 1957

Etymology: ni.gres’cens. L. part. adj. nigrescens, becoming black

Gender: masculine

Type strain: ATCC 23941; CBS 925.68; CGMCC 4.1410; DSM 40276; IFO 12894; INA 1800/54; ISP 5276; JCM 4401; JCM 4410; LMG 19332; NBRC 12894; NCIB 9856; NCIMB 9856; NRRL B-12176; NRRL-ISP 5276; RIA 1194; VKM Ac-1705

See detailed strain information at

16S rRNA gene: EF408737 Analyse FASTA

Effective publication: Pridham TG, Hesseltine CW, Benedict RG. A guide for the classification of streptomycetes according to selected groups; placement of strains in morphological sections. Appl Microbiol 1958; 6:52-79.

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: correct name

Risk group: 1

Synonyms:

Name	Kind
Streptomyces ruanii Kumar and Goodfellow 2008	homotypic synonym, validly published under the ICNP, illegitimate name
"Actinomyces nigrescens" Sveshnikova 1957	homotypic synonym, not validly published, basonym of name in Approved Lists

Emendations:
- Komaki and Tamura 2020 Komaki H, Tamura T. Reclassification of Streptomyces hygroscopicus subsp. glebosus and Streptomyces libani subsp. rufus as later heterotypic synonyms of Streptomyces platensis. Int J Syst Evol Microbiol 2020; 70:4398-4405. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 7 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:5187-5189.

Parent taxon: Streptomyces Waksman and Henrici 1943 (Approved Lists 1980)

Assigned by: Pridham TG, Hesseltine CW, Benedict RG. A guide for the classification of streptomycetes according to selected groups; placement of strains in morphological sections. Appl Microbiol 1958; 6:52-79.

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Record number: 781879

Species Streptomyces nigrescens

Species ***Streptomyces* *nigrescens***