Name: Fidelibacter Katayama et al. 2024

Category: Genus

Proposed as: gen. nov.

Etymology: Fi.de.li.bac’ter. L. masc./fem. adj. fidelis, faithful; N.L. masc. n. bacter, a rod; N.L. masc. n. Fidelibacter, a rod relying on other bacteria

Gender, pronunciation: masculine (stem: Fidelibacter-), fi-de-li-BAK-ter

Type species: Fidelibacter multiformis Katayama et al. 2024

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 74, part 10 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6588.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🥇 Nomenclatural type of the class Fidelibacteria Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🥇 Nomenclatural type of the family Fidelibacteraceae Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🥇 Nomenclatural type of the order Fidelibacterales Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🥇 Nomenclatural type of the phylum Fidelibacterota Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🧕 Katayama et al. (2024) assigned this genus to the class Fidelibacteria Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🧕 Katayama et al. (2024) assigned this genus to the order Fidelibacterales Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🧕 Katayama et al. (2024) assigned this genus to the phylum Fidelibacterota Katayama et al. 2024. Publication: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.
  • 🎰 The BRCs most frequently used for deposits in this group are: KCTC: 1; JCM: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 1
Total number of child taxa: 1

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Fidelibacter multiformis Katayama et al. 2024	validly published under the ICNP	correct name

Parent taxon: Fidelibacteraceae Katayama et al. 2024

Assigned by: Katayama T, Nobu MK, Kamagata Y, Tamaki H. Fidelibacter multiformis gen. nov., sp. nov., isolated from a deep subsurface aquifer and proposal of Fidelibacterota phyl. nov., formerly called Marine Group A, SAR406 or Candidatus Marinimicrobia. Int J Syst Evol Microbiol 2024; 74:6558.

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Record number: 54622