Name: Sphingopyxis fribergensis Oelschlägel et al. 2015

Category: Species

Proposed as: sp. nov.

Etymology: fri.ber.gen’sis. N.L. fem. adj. fribergensis, of or pertaining to Friberg, the medieval Latin name of Freiberg, a city located in Saxony, Germany, where the type strain was isolated and characterized

Pronunciation (Latin), gender: … fri-ber-GEN-sis, feminine

Type strain: DSM 28731; Kp5.2; LMG 28478

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KF540261 Analyse FASTA

Valid publication: Oelschlagel M, Ruckert C, Kalinowski J, Schmidt G, Schlomann M, Tischler D. Sphingopyxis fribergensis sp. nov., a soil bacterium with the ability to degrade styrene and phenylacetic acid. Int J Syst Evol Microbiol 2015; 65:3008-3015. 🇩🇪

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 9 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:4294-4296.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.15471 (N = 13).
  • 😷 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 4 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: Sphingopyxis Takeuchi et al. 2001

Assigned by: Oelschlagel M, Ruckert C, Kalinowski J, Schmidt G, Schlomann M, Tischler D. Sphingopyxis fribergensis sp. nov., a soil bacterium with the ability to degrade styrene and phenylacetic acid. Int J Syst Evol Microbiol 2015; 65:3008-3015. 🇩🇪

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Record number: 793195