Name: "Candidatus Pacebacteria" Brown et al. 2015

Category: Phylum

Proposed as: Candidatus

Etymology: Pa.ce.bac.te’ri.a. N.L. neut. pl. n. Pacebacteria, Named after Norman R. Pace who recevied the ISME Jim Tiedje Award in 2008. [incorrectly formed: missing connecting vowel]

Pronunciation (Latin), gender: pa-ke-bak-TE-ri-a, neuter

Type genus: "Candidatus Paceibacter" Rinke et al. 2013

Effective publication: Brown CT, Hug LA, Thomas BC, Sharon I, Castelle CJ, Singh A, Wilkins MJ, Wrighton KC, Williams KH, Banfield JF. Unusual biology across a group comprising more than 15% of domain Bacteria. Nature 2015; 523:208-211. 🇺🇸

IJSEM list: Oren A, Göker M. Candidatus list no. 5. Lists of names of prokaryotic Candidatus taxa. Int J Syst Evol Microbiol 2023; 73:5821.

Nomenclatural status: inaccurate spelling

Nomenclatural pro-status: inaccurate spelling

Taxonomic status: misspelling

Pro-correct name: "Candidatus Paceibacterota" corrig. Brown et al. 2015

• Synonyms:

  • Name	Kind
    "Candidatus Saccharibacteria" Albertsen et al. 2013	heterotypic synonym, inaccurate spelling
    "Candidatus Microgenomates" Rinke et al. 2013	heterotypic synonym, inaccurate spelling
    "Candidatus Parcubacteria" Rinke et al. 2013	homotypic synonym, not pro-validly published
    "Candidatus Gracilibacteria" Rinke et al. 2013	heterotypic synonym, inaccurate spelling
    "Candidatus Paceibacterota" corrig. Brown et al. 2015	corrected spelling of name, pro-validly published under the ICNP
    "Candidatus Altimarinota" corrig. Rinke et al. 2013	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Microgenomatota" corrig. Rinke et al. 2013	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Patescibacteriota" Dutkiewicz et al. 2025	heterotypic synonym, not pro-validly published
    Minisyncoccota Nakajima et al. 2025	heterotypic synonym, validly published under the ICNP
    "Candidatus Saccharimonadota" corrig. Albertsen et al. 2013	heterotypic synonym, pro-validly published under the ICNP

• Notes:
  • 🚃 The type genus of this phylum has alternatively been placed in the phylum "Candidatus Parcubacteria" Rinke et al. 2013. Publication: Rinke C, Schwientek P, Sczyrba A, Ivanova NN, Anderson IJ, Cheng JF, Darling A, Malfatti S, Swan BK, Gies EA, et al. Insights into the phylogeny and coding potential of microbial dark matter. Nature 2013; 499:431-437. 🇺🇸

Parent taxon: Bacillati (Gibbons and Murray 1978) Oren and Göker 2024

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Nakajima M, Nakai R, Hirakata Y, Kubota K, Satoh H, Nobu MK, Narihiro T, Kuroda K. Minisyncoccus archaeiphilus gen. nov., sp. nov., a mesophilic, obligate parasitic bacterium and proposal of Minisyncoccaceae fam. nov., Minisyncoccales ord. nov., Minisyncoccia class. nov. and Minisyncoccota phyl. nov. formerly referred to as Candidatus Patescibacteria or candidate phyla radiation. Int J Syst Evol Microbiol 2025; 75:6668. 🇯🇵

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Record number: 866