Name: Pseudophaeobacter arcticus (Zhang et al. 2008) Breider et al. 2014

Category: Species

Proposed as: comb. nov.

Basonym: Phaeobacter arcticus Zhang et al. 2008

Etymology: arc’ti.cus. L. masc. adj. arcticus, northern, arctic, referring to the site from where the type strain was isolated

Pronunciation, gender: ARK-ti-kus, masculine

Type strain: 20188; CGMCC 1.6500; DSM 23566; JCM 14644

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ514304 Analyse FASTA

Effective publication: Breider S, Scheuner C, Schumann P, Fiebig A, Petersen J, Pradella S, Klenk HP, Brinkhoff T, Goker M. Genome-scale data suggest reclassifications in the Leisingera-Phaeobacter cluster including proposals for Sedimentitalea gen. nov. and Pseudophaeobacter gen. nov. Front Microbiol 2014; 5:416.

IJSEM list: Oren A, Garrity GM. Validation list no. 160. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2014; 64:3603-3606.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Phaeobacter arcticus Zhang et al. 2008	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Pseudophaeobacter Breider et al. 2014. Publication: Breider S, Scheuner C, Schumann P, Fiebig A, Petersen J, Pradella S, Klenk HP, Brinkhoff T, Goker M. Genome-scale data suggest reclassifications in the Leisingera-Phaeobacter cluster including proposals for Sedimentitalea gen. nov. and Pseudophaeobacter gen. nov. Front Microbiol 2014; 5:416.
  • 😷 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.
  • 🎓 Name mentioned 3 times in PubMed until 2025-06-04.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by Hördt et al. (2020). Publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.

Parent taxon: Pseudophaeobacter Breider et al. 2014

Assigned by: Breider S, Scheuner C, Schumann P, Fiebig A, Petersen J, Pradella S, Klenk HP, Brinkhoff T, Goker M. Genome-scale data suggest reclassifications in the Leisingera-Phaeobacter cluster including proposals for Sedimentitalea gen. nov. and Pseudophaeobacter gen. nov. Front Microbiol 2014; 5:416.

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Record number: 792268