Name: "Candidatus Pelagibacter" Rappé et al. 2002

Category: Genus

Proposed as: Candidatus

Etymology: Pe.la.gi.bac’ter. N.L. masc. n. bacter, rod; N.L. masc. n. Pelagibacter

Gender, pronunciation (Latin): masculine (stem: Pelagibacter-), pe-la-gi-BAK-ter

Type species: "Candidatus Pelagibacter communis" corrig. Rappé et al. 2002

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Rappe MS, Connon SA, Vergin KL, Giovannoni SJ. Cultivation of the ubiquitous SAR11 marine bacterioplankton clade. Nature 2002; 418:630-633. 🇺🇸

IJSEM list: Oren A, Garrity GM, Parker CT, Chuvochina M, Trujillo ME. Candidatus list no. 1. Lists of names of prokaryotic Candidatus taxa. Int J Syst Evol Microbiol 2020; 70:3956-4042.

Nomenclatural status: not validly published

Nomenclatural pro-status: pro-validly published under the ICNP

Taxonomic status: pro-correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the family "Candidatus Pelagibacteraceae" Thrash et al. 2011. Publication: Thrash JC, Boyd A, Huggett MJ, Grote J, Carini P, Yoder RJ, Robbertse B, Spatafora JW, Rappe MS, Giovannoni SJ. Phylogenomic evidence for a common ancestor of mitochondria and the SAR11 clade. Sci Rep 2011; 1:13. 🇺🇸
  • 🥇 Nomenclatural type of the order "Candidatus Pelagibacterales" Grote et al. 2012. Publication: Grote J, Thrash JC, Huggett MJ, Landry ZC, Carini P, Giovannoni SJ, Rappe MS. Streamlining and core genome conservation among highly divergent members of the SAR11 clade. mBio 2012; 3:1-13. 🇺🇸
  • 🧕 Cavalier-Smith and Chao (2020) assigned this genus to the class "Caulobacteria" Cavalier-Smith 2020. Publication: Cavalier-Smith T, Chao EE. Multidomain ribosomal protein trees and the planctobacterial origin of neomura (eukaryotes, archaebacteria). Protoplasma 2020; 257:621-753. 🇬🇧
  • 🧕 Grote et al. (2012) assigned this genus to the order "Candidatus Pelagibacterales" Grote et al. 2012. Publication: Grote J, Thrash JC, Huggett MJ, Landry ZC, Carini P, Giovannoni SJ, Rappe MS. Streamlining and core genome conservation among highly divergent members of the SAR11 clade. mBio 2012; 3:1-13. 🇺🇸
  • 🧕 Rappe et al. (2002) assigned this genus to the class "Alphaproteobacteria". Publication: Rappe MS, Connon SA, Vergin KL, Giovannoni SJ. Cultivation of the ubiquitous SAR11 marine bacterioplankton clade. Nature 2002; 418:630-633. 🇺🇸
  • 🧕 Rappe et al. (2002) assigned this genus to the order "Pelagibacterales". Publication: Rappe MS, Connon SA, Vergin KL, Giovannoni SJ. Cultivation of the ubiquitous SAR11 marine bacterioplankton clade. Nature 2002; 418:630-633. 🇺🇸
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🧍 See also Nimnoi and Pongsilp (2020). Publication: Nimnoi P, Pongsilp N. Marine bacterial communities in the upper gulf of Thailand assessed by Illumina next-generation sequencing platform. BMC Microbiol 2020; 20:19. 🇹🇭

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 4

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Pelagibacter communis" corrig. Rappé et al. 2002	not validly published	pro-correct name
    "Candidatus Pelagibacter giovannonii" Morris et al. 2020	not validly published	pro-correct name
    "Candidatus Pelagibacter malawensis" Fernandes et al. 2025	not validly published	preferred name
    "Candidatus Pelagibacter ubique" Rappé et al. 2002	inaccurate spelling	misspelling

Parent taxon: "Candidatus Pelagibacteraceae" Thrash et al. 2011

Assigned by: Thrash JC, Boyd A, Huggett MJ, Grote J, Carini P, Yoder RJ, Robbertse B, Spatafora JW, Rappe MS, Giovannoni SJ. Phylogenomic evidence for a common ancestor of mitochondria and the SAR11 clade. Sci Rep 2011; 1:13. 🇺🇸

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Record number: 521772