Name: Polyangium spumosum (ex Krzemieniewska and Krzemieniewski 1927) Brockman 1989

Category: Species

Proposed as: sp. nov., nom. rev.

Etymology: spu.mo.sum. L. neut. adj. spumosum, full of foam, foamy

Gender: neuter

Type strain: description in Brockman 1989; DSM 14734; JCM 12638

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: GU207881 Analyse FASTA

Effective publication: Brockman ER. Genus I. Polyangium Link 1809, 42AL. In: Staley JT, Bryant MP, Pfennig N, Holt JG (eds), Bergey's manual of systematic bacteriology, vol. 3., The Williams & Wilkins Co., Baltimore, 1989, p. 2159-2162.

IJSEM list: Anonymous. Validation list no. 31. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1989; 39:495-497.

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.
  • 🎓 Name mentioned 1 time in PubMed until 2024-03-27.
  • 🧍 According to Yarza et al. (2013), an "un-sequenced orphan species where descriptions, illustrations or dead preserved material serve as the type. Description in Brockman 1989.". 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.
  • 🧍 In the effective publication by Brockmam 1989, this nomenclatural name is cited as Polyangium spumosum (ex Krzemieniewska and Krzemieniewski 1930) Brockman 1989. 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: Polyangium Link 1809 (Approved Lists 1980)

Assigned by: Brockman ER. Genus I. Polyangium Link 1809, 42AL. In: Staley JT, Bryant MP, Pfennig N, Holt JG (eds), Bergey's manual of systematic bacteriology, vol. 3., The Williams & Wilkins Co., Baltimore, 1989, p. 2159-2162.

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Record number: 779728