Name: Tenuifilum Podosokorskaya et al. 2021

Category: Genus

Proposed as: gen. nov.

Etymology: Te.nu.i.fi’lum. L. masc./fem. adj. tenuis, slender, fine, thin; L. neut. n. filum, a thread; N.L. neut. n. Tenuifilum, a slender thread

Gender, pronunciation (Latin): neuter (stem: Tenuifil-), te-nu-i-FI-lum

Type species: Tenuifilum thalassicum Podosokorskaya et al. 2021

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Podosokorskaya OA, Kochetkova TV, Novikov AA, Toshchakov SV, Elcheninov AG, Kublanov IV. Tenuifilum thalassicum gen. nov., sp. nov., a novel moderate thermophilic anaerobic bacterium from a Kunashir Island shallow hot spring representing a new family Tenuifilaceae fam. nov. in the class Bacteroidia. Syst Appl Microbiol 2020; 43:126126. 🇷🇺

IJSEM list: Oren A, Garrity GM. Validation list no. 197. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2021; 71:1-6.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Emendations:
  • Podosokorskaya et al. 2025 Podosokorskaya OA, Prokofeva MI, Kuchierskaya AA, Klyukina AA, Elcheninov AG. Tenuifilum osseticum sp. nov., a novel thermophilic hydrolytic bacterium within the Tenuifilaceae isolated from a North Ossetian thermal spring, and emended description of the genus Tenuifilum. Syst Appl Microbiol 2025; 48:126591. 🇷🇺 Oren A, Göker M. List of changes in taxonomic opinion no. 42. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2025; 75:6793.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Tenuifilaceae Podosokorskaya et al. 2021. Publication: Podosokorskaya OA, Kochetkova TV, Novikov AA, Toshchakov SV, Elcheninov AG, Kublanov IV. Tenuifilum thalassicum gen. nov., sp. nov., a novel moderate thermophilic anaerobic bacterium from a Kunashir Island shallow hot spring representing a new family Tenuifilaceae fam. nov. in the class Bacteroidia. Syst Appl Microbiol 2020; 43:126126. 🇷🇺
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Podosokorskaya et al. (2025). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: VKM: 2; UQM: 1; KCTC: 1; DSM: 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: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Tenuifilum osseticum Podosokorskaya et al. 2025	validly published under the ICNP	correct name
    Tenuifilum thalassicum Podosokorskaya et al. 2021	validly published under the ICNP	correct name

Parent taxon: Tenuifilaceae Podosokorskaya et al. 2021

Assigned by: Podosokorskaya OA, Kochetkova TV, Novikov AA, Toshchakov SV, Elcheninov AG, Kublanov IV. Tenuifilum thalassicum gen. nov., sp. nov., a novel moderate thermophilic anaerobic bacterium from a Kunashir Island shallow hot spring representing a new family Tenuifilaceae fam. nov. in the class Bacteroidia. Syst Appl Microbiol 2020; 43:126126. 🇷🇺

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Record number: 17605