Name: Syntrophomonadia Chuvochina et al. 2024

Category: Class

Proposed as: class. nov.

Etymology: Syn.tro.pho.mo.na’di.a. N.L. fem. n. Syntrophomonas, type genus of the order class; L. neut. pl. n. suff. -ia, ending to denote a class; N.L. neut. pl. n. Syntrophomonadia, class of the order Syntrophomonadales [incorrectly formed: genus should have been the type]

Pronunciation, gender: syn-tro-p^ho-mo-NA-di-a, neuter

Type genus: Syntrophomonas McInerney et al. 1982

Effective publication: Chuvochina M, Mussig AJ, Chaumeil PA, Skarshewski A, Rinke C, Parks DH, Hugenholtz P. Proposal of names for 329 higher rank taxa defined in the Genome Taxonomy Database under two prokaryotic codes. FEMS Microbiol Lett 2023; 0:0. 🇦🇺

IJSEM list: Oren A, Göker M. Validation list no. 215. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2024; 74:6173.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Dethiobacteria Sorokin and Merkel 2025	heterotypic synonym, validly published under the ICNP
    "Thermacetogeniia" corrig. Voyron et al. 2022	heterotypic synonym, not validly published
    "Thermacetogenia" Voyron et al. 2022	heterotypic synonym, inaccurate spelling

• Notes:
  • 🧒 Chuvochina et al. (2023) assigned the genus Syntrophomonas McInerney et al. 1982 to this class. Publication: Chuvochina M, Mussig AJ, Chaumeil PA, Skarshewski A, Rinke C, Parks DH, Hugenholtz P. Proposal of names for 329 higher rank taxa defined in the Genome Taxonomy Database under two prokaryotic codes. FEMS Microbiol Lett 2023; 0:0. 🇦🇺
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 24; UNIQEM: 6; JCM: 5; ATCC: 5; CGMCC: 4; VKM: 4; 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: 3
Total number of child taxa: 3

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Dethiobacterales Sorokin and Merkel 2025	validly published under the ICNP	synonym
    Syntrophomonadales Chuvochina et al. 2024	validly published under the ICNP	correct name
    Thermacetogeniales Chuvochina et al. 2024	validly published under the ICNP	correct name

Parent taxon: Bacillota Gibbons and Murray 2021

Assigned by: Parte AC, Sarda Carbasse J, Meier-Kolthoff JP, Reimer LC, Goker M. List of Prokaryotic names with Standing in Nomenclature (LPSN) moves to the DSMZ. Int J Syst Evol Microbiol 2020; 70:5607-5612. 🇩🇪

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Record number: 43498