Name: Aurantimonas manganoxydans corrig. Anderson et al. 2011

Category: Species

Proposed as: sp. nov.

Etymology: man.gan.o.xy’dans. L. neut. n. manganum, manganese; N.L. pres. part. oxydans, oxidizing; N.L. fem. part. adj. manganoxydans, oxidizing manganese coumpounds

Pronunciation (Latin), gender: … man-gan-o-KSY-dans, feminine

Type strain: ATCC BAA-1229; DSM 21871; SI85-9A1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ786360 Analyse FASTA

Effective publication: Anderson CR, Dick GJ, Chu ML, Cho JC, Davis RE, Brauer SL, Tebo BM. Aurantimonas manganoxydans, sp. nov. and Aurantimonas litoralis, sp. nov.: Mn(II) oxidizing representatives of a globally distributed clade of alpha-Proteobacteria from the order Rhizobiales. Geomicrobiol J 2009; 26:189-198. 🇳🇿

IJSEM list: Euzeby JP. Validation list no. 140. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2011; 61:1499-1501.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Aurantimonas coralicida Denner et al. 2003

Risk group: 1

• Synonyms:

  • Name	Kind
    Aurantimonas manganoxidans Anderson et al. 2011	other spelling of name, inaccurate spelling
    Aurantimonas coralicida Denner et al. 2003	heterotypic synonym, validly published under the ICNP

• Notes:
  • ⏲ According to Volpiano et al. (2021), this species is a later heterotypic synonym of Aurantimonas coralicida Denner et al. 2003. Publication: Volpiano CG, Sant'Anna FH, Ambrosini A, de Sao Jose JFB, Beneduzi A, Whitman WB, de Souza EM, Lisboa BB, Vargas LK, Passaglia LMP. Genomic Metrics Applied to Rhizobiales (Hyphomicrobiales): Species Reclassification, Identification of Unauthentic Genomes and False Type Strains. Front Microbiol 2021; 12:614957. 🇧🇷
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. List of changes in taxonomic opinion no. 35. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2022; 72:5164.
  • ❗ Aurantimonas manganoxydans is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Aurantimonas.
  • 🧬 The phylogenomic assignment score of this taxon is 0.22724 (N = 7).
  • 😷 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 13 times in PubMed until 2025-06-04.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded pathogenicity of other species in the genus.
  • 🧍 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. 🇩🇪
  • 🧍 In the section giving the species description (protologue), the epithet is erroneously cited as manganoxidans. Publication: Euzeby JP. Validation list no. 140. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2011; 61:1499-1501.

Parent taxon: Aurantimonas Denner et al. 2003

Assigned by: Anderson CR, Dick GJ, Chu ML, Cho JC, Davis RE, Brauer SL, Tebo BM. Aurantimonas manganoxydans, sp. nov. and Aurantimonas litoralis, sp. nov.: Mn(II) oxidizing representatives of a globally distributed clade of alpha-Proteobacteria from the order Rhizobiales. Geomicrobiol J 2009; 26:189-198. 🇳🇿

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Record number: 789234