Name: "Candidatus Azoamicus" Graf et al. 2021

Category: Genus

Proposed as: Candidatus

Etymology: A.zo.a.mi’cus. N.L. pref. azo-, pertaining to nitrogen (in compound words condensed from azotum); L. masc. adj. amicus, friend; N.L. masc. n. Azoamicus, friend that pertains to nitrogen

Gender, pronunciation (Latin): masculine (stem: Azoamic-), a-zo-a-MI-kus

Type species: "Candidatus Azoamicus ciliaticola" Graf et al. 2021

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Graf JS, Schorn S, Kitzinger K, Ahmerkamp S, Woehle C, Huettel B, Schubert CJ, Kuypers MMM, Milucka J. Anaerobic endosymbiont generates energy for ciliate host by denitrification. Nature 2021; 591:445-450. 🇩🇪

IJSEM list: Oren A. Candidatus list no. 4. Lists of names of prokaryotic Candidatus taxa. Int J Syst Evol Microbiol 2022; 72:5545.

Nomenclatural status: not validly published

Nomenclatural pro-status: pro-validly published under the ICNP

Taxonomic status: pro-correct name

• Notes:
  • 🥇 Nomenclatural type of the family "Candidatus Azoamicaceae" Speth et al. 2024. Publication: Speth DR, Zeller LM, Graf JS, Overholt WA, Kusel K, Milucka J. Genetic potential for aerobic respiration and denitrification in globally distributed respiratory endosymbionts. Nat Commun 2024; 15:9682. 🇦🇹
  • 🧕 Graf et al. (2021) assigned this genus to the class Gammaproteobacteria Garrity et al. 2005. Publication: Graf JS, Schorn S, Kitzinger K, Ahmerkamp S, Woehle C, Huettel B, Schubert CJ, Kuypers MMM, Milucka J. Anaerobic endosymbiont generates energy for ciliate host by denitrification. Nature 2021; 591:445-450. 🇩🇪

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 6

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Azoamicus ciliaticola" Graf et al. 2021	not validly published	pro-correct name
    "Candidatus Azoamicus mariagerensis" Nicolas-Asselineau et al. 2025	not validly published	preferred name
    "Candidatus Azoamicus michiganensis" Nicolas-Asselineau et al. 2025	not validly published	preferred name
    "Candidatus Azoamicus parvus" Nicolas-Asselineau et al. 2025	not validly published	preferred name
    "Candidatus Azoamicus soli" Speth et al. 2024	not validly published	preferred name
    "Candidatus Azoamicus viridis" Speth et al. 2024	not validly published	preferred name

Parent taxon: "Candidatus Azoamicaceae" Speth et al. 2024

Assigned by: Nicolas-Asselineau L, Speth DR, Zeller LM, Woodcroft BJ, Singleton CM, Liu L, Dueholm MKD, Milucka J. Occurrence and temporal dynamics of denitrifying protist endosymbionts in the wastewater microbiome. ISME Commun 2025; 5:ycaf209. 🇩🇪

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Record number: 35524