Name: Nanosynbacteria Hendrickson et al. 2026

Category: Class

Proposed as: class. nov.

Etymology: Na.no.syn.bac.te’ri.a. N.L. masc. n. Nanosynbacter, a bacterial genus name; L. neut. pl. n. suff. -ia, ending to denote a class; N.L. neut. pl. n. Nanosynbacteria, the Nanosynbacter class

Pronunciation (Latin), gender: na-no-syn-bak-TE-ri-a, neuter

Type genus: Nanosynbacter Hendrickson et al. 2026

Valid publication: Hendrickson EL, Bor B, He X, McLean JS. Nanosynbacter lyticus gen. nov., sp. nov., an ultrasmall, obligate epibiont bacterium and the proposal of Nanosynbacteraceae fam. nov., Nanosynbacterales ord. nov. and Nanosynbacteria class nov. Int J Syst Evol Microbiol 2026; 76:7162. 🇺🇸

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Candidatus Saccharimonadia" corrig. Lemos et al. 2019	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Nanosyncoccalia" McLean et al. 2020	heterotypic synonym, inaccurate spelling
    "Candidatus Nanosyncoccia" corrig. McLean et al. 2020	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Saccharimonia" Lemos et al. 2019	heterotypic synonym, inaccurate spelling
    "Candidatus Nanoperiomorbia" McLean et al. 2020	heterotypic synonym, inaccurate spelling
    "Candidatus Nanoperiodontomorbia" corrig. McLean et al. 2020	heterotypic synonym, pro-validly published under the ICNP

• Notes:
  • 🧒 Hendrickson et al. (2026) assigned the genus Nanosynbacter Hendrickson et al. 2026 to this class. Publication: Hendrickson EL, Bor B, He X, McLean JS. Nanosynbacter lyticus gen. nov., sp. nov., an ultrasmall, obligate epibiont bacterium and the proposal of Nanosynbacteraceae fam. nov., Nanosynbacterales ord. nov. and Nanosynbacteria class nov. Int J Syst Evol Microbiol 2026; 76:7162. 🇺🇸
  • 🎰 The BRCs most frequently used for deposits in this group are: ATCC: 2.

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: 9

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Nanogingivalales" corrig. McLean et al. 2020	not validly published	synonym
    "Candidatus Nanogingivales" McLean et al. 2020	inaccurate spelling	misspelling
    "Candidatus Nanosynbacterales" McLean et al. 2020	not validly published	synonym
    Nanosynbacterales Hendrickson et al. 2026	validly published under the ICNP	correct name
    [Nanosynbacteria, not assigned to order]	artificial parent node of taxa incertae sedis
    "Candidatus Nanosyncoccales" McLean et al. 2020	not validly published	synonym
    "Candidatus Saccharimonadales" corrig. Lemos et al. 2019	not validly published	synonym
    "Candidatus Saccharimonadales" Chuvochina et al. 2023	not validly published	synonym
    "Candidatus Saccharimonales" Lemos et al. 2019	inaccurate spelling	misspelling

Parent taxon: Minisyncoccota Nakajima et al. 2025

Assigned by: Hendrickson EL, Bor B, He X, McLean JS. Nanosynbacter lyticus gen. nov., sp. nov., an ultrasmall, obligate epibiont bacterium and the proposal of Nanosynbacteraceae fam. nov., Nanosynbacterales ord. nov. and Nanosynbacteria class nov. Int J Syst Evol Microbiol 2026; 76:7162. 🇺🇸

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Record number: 71878