Genus Geobacter

Name: Geobacter Lovley et al. 1995

Category, proposed as: genus, gen. nov.

Etymology: Ge.o.bac’ter. Gr. fem. n. gê, the earth; N.L. masc. n. bacter, a small rod; N.L. masc. n. Geobacter, a rod from the earth

Gender, pronunciation (Latin): masculine (stem: Geobacter-), ge-o-BAK-ter

Type species: Geobacter metallireducens Lovley et al. 1995

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Lovley DR, Giovannoni SJ, White DC, Champine JE, Phillips EJ, Gorby YA, Goodwin S. Geobacter metallireducens gen. nov. sp. nov., a microorganism capable of coupling the complete oxidation of organic compounds to the reduction of iron and other metals. Arch Microbiol 1993; 159:336-344. 🇺🇸

IJSEM list: Anonymous. Validation list no. 54. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:619-620.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    "Irobacter" Anestis et al. 2026	heterotypic synonym, not validly published
    Trichlorobacter De Wever et al. 2001	heterotypic synonym, validly published under the ICNP
    "Geomobilibacter" Xu et al. 2021	heterotypic synonym, not validly published

• Emendations:
  • Waite et al. 2020 Waite DW, Chuvochina M, Pelikan C, Parks DH, Yilmaz P, Wagner M, Loy A, Naganuma T, Nakai R, Whitman WB, et al. Proposal to reclassify the proteobacterial classes Deltaproteobacteria and Oligoflexia, and the phylum Thermodesulfobacteria into four phyla reflecting major functional capabilities. Int J Syst Evol Microbiol 2020; 70:5972-6016. 🇳🇿 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 11 of the IJSEM. Int J Syst Evol Microbiol 2021; 71:4645.
    Notes:
    • ⊖ Emendation accompanied by the removal of 7 species from the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Geobacteraceae Garrity et al. 2006. Publication: Garrity GM, Bell JA, Lilburn T. Family II. Geobacteraceae fam. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part C (The Alpha-, Beta-, Delta-, and Epsilonproteobacteria), Springer, New York, 2005, p. 1017. 🇺🇸
  • 🥇 Nomenclatural type of the family Geobacteraceae Holmes et al. 2004. Publication: Holmes DE, Nevin KP, Lovley DR. Comparison of 16S rRNA, nifD, recA, gyrB, rpoB and fusA genes within the family Geobacteraceae fam. nov. Int J Syst Evol Microbiol 2004; 54:1591-1599. 🇺🇸
  • 🥇 Nomenclatural type of the order Geobacterales Waite et al. 2020. Publication: Waite DW, Chuvochina M, Pelikan C, Parks DH, Yilmaz P, Wagner M, Loy A, Naganuma T, Nakai R, Whitman WB, et al. Proposal to reclassify the proteobacterial classes Deltaproteobacteria and Oligoflexia, and the phylum Thermodesulfobacteria into four phyla reflecting major functional capabilities. Int J Syst Evol Microbiol 2020; 70:5972-6016. 🇳🇿
  • 🧕 Cavalier-Smith and Chao (2020) assigned this genus to the subclass "Geobacteridae" 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. 🇬🇧
  • 🧕 Waite et al. (2020) assigned this genus to the order Geobacterales Waite et al. 2020. Publication: Waite DW, Chuvochina M, Pelikan C, Parks DH, Yilmaz P, Wagner M, Loy A, Naganuma T, Nakai R, Whitman WB, et al. Proposal to reclassify the proteobacterial classes Deltaproteobacteria and Oligoflexia, and the phylum Thermodesulfobacteria into four phyla reflecting major functional capabilities. Int J Syst Evol Microbiol 2020; 70:5972-6016. 🇳🇿
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Ceobacter"; "Geobaeter"; "Gweobacter".
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Viulu et al. (2013), Shelobolina et al. (2008), Nevin et al. (2007), Caccavo et al. (1994). 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: DSM: 15; ATCC: 14; JCM: 10; MCCC: 2; OCM: 2; KCTC: 2; CGMCC: 1; H: 1.
  • 😷 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.

Subdivision:

Number of child taxa with a validly published and correct name: 11
Number of child taxa with a validly published name, including synonyms: 20
Total number of child taxa: 24

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Geobacter anodireducens Sun et al. 2014	validly published under the ICNP	correct name
    Geobacter argillaceus Shelobolina et al. 2007	validly published under the ICNP	correct name
    Geobacter bemidjiensis Nevin et al. 2005	validly published under the ICNP	synonym
    Geobacter benzoatilyticus Yang et al. 2022	validly published under the ICNP	correct name
    Geobacter bremensis Straub and Buchholz-Cleven 2001	validly published under the ICNP	synonym
    Geobacter chapellei Coates et al. 2001	validly published under the ICNP	synonym
    Geobacter daltonii Prakash et al. 2010	validly published under the ICNP	synonym
    "Candidatus Geobacter eutrophica" Mei et al. 2018	inaccurate spelling	misspelling
    "Candidatus Geobacter eutrophicus" corrig. Mei et al. 2018	not validly published	pro-correct name
    Geobacter grbiciae Coates et al. 2001	validly published under the ICNP	correct name
    "Geobacter humireducens" Coates et al. 2001	not validly published	preferred name
    Geobacter hydrogenophilus Coates et al. 2001	validly published under the ICNP	correct name
    Geobacter lovleyi Sung et al. 2009	validly published under the ICNP	correct name
    Geobacter luticola Viulu et al. 2013	validly published under the ICNP	synonym
    Geobacter metallireducens Lovley et al. 1995	validly published under the ICNP	correct name
    Geobacter pelophilus Straub and Buchholz-Cleven 2001	validly published under the ICNP	synonym
    Geobacter pickeringii Shelobolina et al. 2007	validly published under the ICNP	correct name
    Geobacter psychrophilus Nevin et al. 2005	validly published under the ICNP	correct name
    Geobacter soli Zhou et al. 2014	validly published under the ICNP	synonym
    Geobacter sulfurreducens Caccavo et al. 1995	validly published under the ICNP	correct name
    Geobacter thiogenes (De Wever et al. 2001) Nevin et al. 2007	validly published under the ICNP	correct name
    Geobacter toluenoxydans Kunapuli et al. 2010	validly published under the ICNP	synonym
    Geobacter uraniireducens Shelobolina et al. 2008	validly published under the ICNP	synonym
    "Geobacter uraniumreducens" Zavarzina et al. 2006	not validly published	preferred name

Parent taxon: Geobacteraceae Holmes et al. 2004

Assigned by: Garrity GM, Bell JA, Lilburn T. Family II. Geobacteraceae fam. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 2 (The Proteobacteria), part C (The Alpha-, Beta-, Delta-, and Epsilonproteobacteria), Springer, New York, 2005, p. 1017. 🇺🇸

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Record number: 517041