Name: Ancylobacter rudongensis Xin et al. 2004

Category: Species

Proposed as: sp. nov.

Etymology: ru.dong.en’sis. N.L. masc. adj. rudongensis, referring to Rudong County, Jiangsu Province, P.R. China, where the strain was isolated

Pronunciation, gender: ru-don͡g-EN-sis, masculine

Type strain: CGMCC 1.1761; DSM 17131; JCM 11671

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AY056830 Analyse FASTA

Valid publication: Xin YH, Zhou YG, Zhou HL, Chen WX. Ancylobacter rudongensis sp. nov., isolated from roots of Spartina anglica. Int J Syst Evol Microbiol 2004; 54:385-388.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 2 of the IJSEM. Int J Syst Evol Microbiol 2004; 54:1007-1009.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.26647 (N = 3).
  • 😷 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.
  • 🎓 Name mentioned 5 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: Ancylobacter Raj 1983

Assigned by: Xin YH, Zhou YG, Zhou HL, Chen WX. Ancylobacter rudongensis sp. nov., isolated from roots of Spartina anglica. Int J Syst Evol Microbiol 2004; 54:385-388.

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Record number: 773270