Name: Azotobacter nigricans subsp. achromogenes Thompson and Skerman 1981

Category: Subspecies

Proposed as: subsp. nov.

Etymology: a.chro.mo.ge.nes. Gr. pref. a-, not (inseparable prefix); Gr. neut. n. chrôma, color; Gr. suff. -genes, producing; from Gr. ind. v. gennaô, to produce; N.L. masc. part. adj. achromogenes, not producing color

Gender: masculine

Type strain: A-2 of Jensen; WR 41

Effective publication: Thompson JP, Skerman VBD. Azotobacteraceae: the taxonomy and ecology of the aerobic nitrogen-fixing bacteria. Academic Press, London, 1980.

IJSEM list: Anonymous. Validation list no. 6. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1981; 31:215-218.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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.
  • 🧍 According to Yarza et al. (2013), an "orphan species with designated type strains that were either not deposited in culture collections or whose type strain is currently not available from a recognized culture collection". Publication: Yarza P, Sproer C, Swiderski J, Mrotzek N, Spring S, Tindall BJ, Gronow S, Pukall R, Klenk HP, Lang E, et al. Sequencing orphan species initiative (SOS): Filling the gaps in the 16S rRNA gene sequence database for all species with validly published names. Syst Appl Microbiol 2013; 36:69-73.
  • 🧍 The type strain is currently not available from a recognized culture collection. Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592.

Parent taxon: Azotobacter nigricans Krassilnikov 1949 (Approved Lists 1980)

Assigned by: Thompson JP, Skerman VBD. Azotobacteraceae: the taxonomy and ecology of the aerobic nitrogen-fixing bacteria. Academic Press, London, 1980.

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Record number: 783410