Name: Ferrigenium Khalifa et al. 2018

Category: Genus

Proposed as: gen. nov.

Etymology: Fer.ri.ge’ni.um. L. neut. n. ferrum, iron; N.L. neut. n. suff. -genium, producing; from Gr. ind. v. gennaô, to produce, engender; N.L. neut. n. Ferrigenium, ferric iron producer

Gender, pronunciation (Latin): neuter (stem: Ferrigeni-), fer-ri-GE-ni-um

Type species: Ferrigenium kumadai Khalifa et al. 2018

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Khalifa A, Nakasuji Y, Saka N, Honjo H, Asakawa S, Watanabe T. Ferrigenium kumadai gen. nov., sp. nov., a microaerophilic iron-oxidizing bacterium isolated from a paddy field soil. Int J Syst Evol Microbiol 2018; 68:2587-2592. 🇯🇵

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 68, part 8 of the IJSEM. Int J Syst Evol Microbiol 2018; 68:3394-3396.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🎰 The BRCs most frequently used for deposits in this group are: KCTC: 2; DSM: 2; ATCC: 1; JCM: 1; NBRC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 5

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Ferrigenium altingense" Huang et al. 2022	not validly published	preferred name
    "Candidatus Ferrigenium bremense" Huang et al. 2022	not validly published	preferred name
    Ferrigenium kumadai Khalifa et al. 2018	validly published under the ICNP	correct name
    Ferrigenium straubiae Becker and Kappler 2025	validly published under the ICNP	correct name
    "Candidatus Ferrigenium straubiae" Huang et al. 2022	not validly published	synonym

Parent taxon: Gallionellaceae Henrici and Johnson 1935 (Approved Lists 1980)

Assigned by: Kojima H, Kanda M, Umezawa K, Fukui M. Sulfurimicrobium lacus gen. nov., sp. nov., a sulfur oxidizer isolated from lake water, and review of the family Sulfuricellaceae to show that it is not a later synonym of Gallionellaceae. Arch Microbiol 2021; 203:317-323. 🇯🇵

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Record number: 520378