Name: Actinomadura cremea subsp. cremea (Preobrazhenskaya et al. 1975) Gauze et al. 1987

Category: Subspecies

Proposed as: subsp. nov. (rule 40d)

Basonym: Actinomadura cremea Preobrazhenskaya et al. 1975 (Approved Lists 1980)

Etymology: cre’me.a. N.L. fem. adj. cremea, cream-colored (referring to the color of the aerial mycelium)

Gender: feminine

Type strain: ATCC 33577; BCRC 13394; CCRC 13394; DSM 43676; IFO 14182; IMET 9578; INA 292; JCM 3308; NBRC 14182; NRRL B-16605; VKM Ac-912

See detailed strain information at

Effective publication: Gauze GF, Preobrazhenskaia TP, Lavrova NV, Ukholina RS, Kochetkova NV. [Actinomadura cremea var. rifamycini, a producer of rifamycin O]. Antibiotiki 1975; 20:963-966.

IJSEM list: Anonymous. Validation list no. 23. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1987; 37:179-180.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym of its species (division into subspecies abandoned)

Risk group: 1

• Notes:
  • 📠 This subspecies was automatically created by the valid publication of Actinomadura cremea subsp. rifamycini Gauze et al. 1987 according to rule 40d. Publication: Gauze GF, Preobrazhenskaia TP, Lavrova NV, Ukholina RS, Kochetkova NV. [Actinomadura cremea var. rifamycini, a producer of rifamycin O]. Antibiotiki 1975; 20:963-966.
  • ❗ Actinomadura cremea subsp. cremea is the correct name instead if this subspecies is regarded as a separate subspecies (i.e., if its nomenclatural type is not assigned to another subspecies whose name is validly published, legitimate and not rejected and has priority) within a separate species Actinomadura cremea within a separate genus Actinomadura.
  • 😷 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". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — 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.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this subspecies. The name is on LoRN because of the recorded risk group of the genus.
  • 🧍 If an author accepts that Actinomadura cremea subsp. rifamycini Gauze et al. 1987 is a new species [Actinomadura rifamycini (Gauze et al. 1987) Promnuan et al. 2011, comb. nov.], then Actinomadura cremea subsp. cremea Preobrazhenskaya et al. 1975 should thereafter be designated simply as Actinomadura cremea Preobrazhenskaya et al. 1975 (Approved Lists 1980). Publication: Gauze GF, Preobrazhenskaia TP, Lavrova NV, Ukholina RS, Kochetkova NV. [Actinomadura cremea var. rifamycini, a producer of rifamycin O]. Antibiotiki 1975; 20:963-966.
  • 🧍 The original authorship, Preobrazhenskaya et al. 1975, was corrected according to the new Rule 40d. Publication: Garrity GM, Labeda DP, Oren A. Judicial Commission of the International Committee on Systematics of Prokaryotes. XIIth International (IUMS) Congress of Bacteriology and Applied Microbiology. Minutes of the meetings, 3, 4 and 6 August 2008, Istanbul, Turkey. Int. J. Syst. Evol. Microbiol. 2011; 61:2775-2780.

Parent taxon: Actinomadura cremea Preobrazhenskaya et al. 1975 (Approved Lists 1980)

Assigned by: Gauze GF, Preobrazhenskaia TP, Lavrova NV, Ukholina RS, Kochetkova NV. [Actinomadura cremea var. rifamycini, a producer of rifamycin O]. Antibiotiki 1975; 20:963-966.

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Record number: 772698