Genus Geobacter
Warning: In the List of Prokaryotic names with Standing in Nomenclature, an arrow (→) only indicates the sequence of valid publication of names and does not mean that the last name in the sequence must be used (see: Introduction).
Number of species, including synonyms, cited in this file: 19
Number of subspecies, including synonyms, cited in this file: 2
Classification (Warning: see also the file "Classification of prokaryotes: Introduction").
For a detailed description of this taxon see Bergey’s Manual of Systematics of Archaea and Bacteria (BMSAB).
Geobacter Lovley et al. 1995, gen. nov. (Type genus of the family ¤ Geobacteraceae Holmes et al. 2004; type genus of the family ¤ Geobacteraceae Garrity et al. 2006.).
Type species: ¤ Geobacter metallireducens Lovley et al. 1995.
Etymology: Gr. n. gê, the earth; N.L. masc. n. bacter, a small rod; N.L. masc. n. Geobacter, a rod from the earth.
Valid publication: Validation List no. 54. Int. J. Syst. Bacteriol., 1995, 45, 619-620.
Effective publication: LOVLEY (D.R.), GIOVANNONI (S.J.), WHITE (D.C.), CHAMPINE (J.E.), PHILLIPS (E.J.P.), GORBY (Y.A.) and 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.
Validation List no. 54 in IJSEM Online - Effective publication Online
Note: According to Nevin et al. 2007, Geobacter Lovley et al. 1995 is an earlier heterotypic synonym of ¤ Trichlorobacter De Wever et al. 2001.
Reference: NEVIN (K.P.), HOLMES (D.E.), WOODARD (T.L.), COVALLA (S.F.) and LOVLEY (D.R.): Reclassification of Trichlorobacter thiogenes as Geobacter thiogenes comb. nov. Int. J. Syst. Evol. Microbiol., 2007, 57, 463-466.
Original article in IJSEM Online
Geobacter anodireducens Sun et al. 2014, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) SD-1=CGMCC 1.12536=KCTC 4672.
Sequence accession no. (16S rRNA gene) for the type strain: KF006333.
Etymology: N.L. neut. n. anodum, anode; L. part. adj. reducens, converting to a different state; N.L. part. adj. anodireducens, reducing an anode.
Source: Industrial.
Valid publication: SUN, D., WANG, A., CHENG, S., YATES, M. and LOGAN, B. E. 2014. Geobacter anodireducens sp. nov., an exoelectrogenic microbe in bioelectrochemical systems. Int. J. Syst. Evol. Microbiol., 64, 3485-3491.
Original article in IJSEM Online
Geobacter argillaceus Shelobolina et al. 2007, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) G12 = ATCC BAA-1139 = JCM 12999.
Sequence accession no. (16S rRNA gene) for the type strain: DQ145534.
Etymology: L. masc. adj. argillaceus, of clay.
Valid publication: SHELOBOLINA (E.S.), NEVIN (K.P.), BLAKENEY-HAYWARD (J.D.), JOHNSEN (C.V.), PLAIA (T.W.), KRADER (P.), WOODARD (T.), HOLMES (D.E.), VANPRAAGH (C.G.) and LOVLEY (D.R.): Geobacter pickeringii sp. nov., Geobacter argillaceus sp. nov. and Pelosinus fermentans gen. nov., sp. nov., isolated from subsurface kaolin lenses. Int. J. Syst. Evol. Microbiol., 2007, 57, 126-135.
Original article in IJSEM Online
Geobacter bemidjiensis Nevin et al. 2005, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) Bem = ATCC BAA-1014 = DSM 16622 = JCM 12645.
Sequence accession no. (16S rRNA gene) for the type strain: CP001124 (complete genome).
Etymology: N.L. masc. adj. bemidjiensis, pertaining to Bemidji, MN, USA, where sediment samples were taken from which the type strain was isolated.
Valid publication: NEVIN (K.P.), HOLMES (D.E.), WOODARD (T.L.), HINLEIN (E.S.), OSTENDORF (D.W.) and LOVLEY (D.R.): Geobacter bemidjiensis sp. nov. and Geobacter psychrophilus sp. nov., two novel Fe(III)-reducing subsurface isolates. Int. J. Syst. Evol. Microbiol., 2005, 55, 1667-1674.
Original article in IJSEM Online
Geobacter bremensis Straub and Buchholz-Cleven 2001, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) Dfr1 = DSM 12179 = OCM 796.
Sequence accession no. (16S rRNA gene) for the type strain: U96917.
Etymology: N.L. masc. adj. bremensis, pertaining to Bremen, where samples for enrichment cultures were taken.
Valid publication: STRAUB (K.L.) and BUCHHOLZ-CLEVEN (B.E.E.): Geobacter bremensis sp. nov. and Geobacter pelophilus sp. nov., two dissimilatory ferric-iron-reducing bacteria. Int. J. Syst. Evol. Microbiol., 2001, 51, 1805-1808.
Original article in IJSEM Online
Geobacter chapellei Coates et al. 2001, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) 172 = ATCC 51744= DSM 13688.
Sequence accession no. (16S rRNA gene) for the type strain: U41561.
Etymology: N.L. gen. masc. n. chapellei, of Chapelle, named after Frank Chapelle, who contributed to our knowledge of subsurface biogeochemistry.
Valid publication: COATES (J.D.), BHUPATHIRAJU (V.K.), ACHENBACH (L.A.), McINERNEY (M.J.) and LOVLEY (D.R.): Geobacter hydrogenophilus, Geobacter chapellei and Geobacter grbiciae, three new, strictly anaerobic, dissimilatory Fe(III)-reducers. Int. J. Syst. Evol. Microbiol. 2001, 51, 581-588.
Original article in IJSEM Online
Geobacter daltonii Prakash et al. 2010, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) FRC-32 = DSM 22248 = JCM 15807.
Sequence accession no. (16S rRNA gene) for the type strain: EU660516, CP001390 (complete genome).
Etymology: N.L. masc. gen. n. daltonii, of Dalton, named after Dava Dalton who performed the initial isolation of the strain and passed away shortly thereafter.
Valid publication: PRAKASH (O.), GIHRING (T.M.), DALTON (D.D.), CHIN (K.J.), GREEN (S.J.), AKOB (D.M.), WANGER (G.) and KOSTKA (J.E.): Geobacter daltonii sp. nov., an Fe(III)- and uranium(VI)-reducing bacterium isolated from a shallow subsurface exposed to mixed heavy metal and hydrocarbon contamination. Int. J. Syst. Evol. Microbiol., 2010, 60, 546-553.
Original article in IJSEM Online
Geobacter grbiciae Coates et al. 2001, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) TACP-2 = ATCC BAA-45 = DSM 13689.
Sequence accession no. (16S rRNA gene) for the type strain: AF335183.
Etymology: N.L. gen. fem. n. grbiciae, of Grbic, named in honor of Dunja Grbic-Galic, for her significant contributions to the field of anaerobic aromatic hydrocarbon oxidation.
Valid publication: COATES (J.D.), BHUPATHIRAJU (V.K.), ACHENBACH (L.A.), McINERNEY (M.J.) and LOVLEY (D.R.): Geobacter hydrogenophilus, Geobacter chapellei and Geobacter grbiciae, three new, strictly anaerobic, dissimilatory Fe(III)-reducers. Int. J. Syst. Evol. Microbiol. 2001, 51, 581-588.
Original article in IJSEM Online
Geobacter hydrogenophilus Coates et al. 2001, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) H-2 = ATCC 51590= DSM 13691.
Sequence accession no. (16S rRNA gene) for the type strain: U28173.
Etymology: N.L. n. hydrogenum (from Gr. n. hudôr, water; and Gr. v. gennaô, to produce), hydrogen (that which produces water, so called because it forms water when exposed to oxygen); N.L. adj. philus -a -um (from Gr. adj. philos -ê -on), friend, loving; N.L. masc. adj. hydrogenophilus, liking hydrogen, referring to the ability of the organism to grow by oxidation of hydrogen.
Valid publication: COATES (J.D.), BHUPATHIRAJU (V.K.), ACHENBACH (L.A.), McINERNEY (M.J.) and LOVLEY (D.R.): Geobacter hydrogenophilus, Geobacter chapellei and Geobacter grbiciae, three new, strictly anaerobic, dissimilatory Fe(III)-reducers. Int. J. Syst. Evol. Microbiol. 2001, 51, 581-588.
Original article in IJSEM Online
Geobacter lovleyi Sung et al. 2009, sp. nov.
Type strain: strain SZ = ATCC BAA-1151 = DSM 17278.
Sequence accession no. (16S rRNA gene) for the type strain: AY914177.
Etymology: N.L. gen. masc. n. lovleyi, of Lovley, named to recognize the contributions of Derek R. Lovley to our understanding of microbial metal and radionuclide reduction.
Valid publication: Validation List no. 129. Int. J. Syst. Evol. Microbiol., 2009, 59, 2129-2130.
Effective publication: SUNG (Y.), FLETCHER (K.E.), RITALAHTI (K.M.), APKARIAN (R.P.), RAMOS-HERNÁNDEZ (N.), SANFORD (R.A.), MESBAH (N.M.) and LÖFFLER (F.E.): Geobacter lovleyi sp. nov. strain SZ, a novel metal-reducing and tetrachloroethene-dechlorinating bacterium. Appl. Environ. Microbiol., 2006, 72, 2775-2782.
Validation List no. 129 in IJSEM Online - Effective publication Online
Geobacter luticola Viulu et al. 2013, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) OSK6 = DSM 24905 = JCM 17780.
Sequence accession no. (16S rRNA gene) for the type strain: AB682759.
Etymology: L. n. lutum, mud; L. suff. -cola (from L. n. incola), inhabitant, dweller; N. L. n. luticola, the mud dweller, the type strain of this species was isolated from mud of lotus field.
Valid publication: VIULU (S.), NAKAMURA (K.), OKADA (Y.), SAITOU (S.) and TAKAMIZAWA (K.): Geobacter luticola sp. nov., an Fe(III)-reducing bacterium isolated from lotus field mud. Int. J. Syst. Evol. Microbiol., 2013, 63, 442-448.
Original article in IJSEM Online
Geobacter metallireducens Lovley et al. 1995, sp. nov. (Type species of the genus.)
Type strain: (see also Global Catalogue of Microorganisms) GS-15 = ATCC 53774= DSM 7210.
Sequence accession no. (16S rRNA gene) for the type strain: L07834.
Etymology: L. n. metallum, metal; L. part. adj. reducens, leading back, bringing back and in chemistry converting to a different oxidation state; N.L. part. adj. metallireducens, reducing metal.
Valid publication: Validation List no. 54. Int. J. Syst. Bacteriol., 1995, 45, 619-620.
Effective publication: LOVLEY (D.R.), GIOVANNONI (S.J.), WHITE (D.C.), CHAMPINE (J.E.), PHILLIPS (E.J.P.), GORBY (Y.A.) and 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.
Validation List no. 54 in IJSEM Online - Effective publication Online
Geobacter pelophilus Straub and Buchholz-Cleven 2001, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) Dfr2 = DSM 12255 = OCM 797.
Sequence accession no. (16S rRNA gene) for the type strain: U96918.
Etymology: Gr. n. pelos, mud; N.L. adj. philus -a -um (from Gr. adj. philos -ê -on), friend, loving; N.L. masc. adj. pelophilus, mud-loving, as this species was isolated from freshwater mud.
Valid publication: STRAUB (K.L.) and BUCHHOLZ-CLEVEN (B.E.E.): Geobacter bremensis sp. nov. and Geobacter pelophilus sp. nov., two dissimilatory ferric-iron-reducing bacteria. Int. J. Syst. Evol. Microbiol., 2001, 51, 1805-1808.
Original article in IJSEM Online
Geobacter pickeringii Shelobolina et al. 2007, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) G13 = ATCC BAA-1140 = DSM 17153 = JCM 13000.
Sequence accession no. (16S rRNA gene) for the type strain: DQ145535.
Etymology: N.L. gen. masc. n. pickeringii, of Pickering, named in honour of Sam M. Pickering Jr., for his significant contributions to the study of Georgia kaolins.
Valid publication: SHELOBOLINA (E.S.), NEVIN (K.P.), BLAKENEY-HAYWARD (J.D.), JOHNSEN (C.V.), PLAIA (T.W.), KRADER (P.), WOODARD (T.), HOLMES (D.E.), VANPRAAGH (C.G.) and LOVLEY (D.R.): Geobacter pickeringii sp. nov., Geobacter argillaceus sp. nov. and Pelosinus fermentans gen. nov., sp. nov., isolated from subsurface kaolin lenses. Int. J. Syst. Evol. Microbiol., 2007, 57, 126-135.
Original article in IJSEM Online
Geobacter psychrophilus Nevin et al. 2005, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) P35 = ATCC BAA-1013 = DSM 16674 = JCM 12644.
Sequence accession no. (16S rRNA gene) for the type strain: AY653549.
Etymology: Gr. adj. psuchros, cold; N.L. adj. philus (from Gr. adj. philos), loving; N.L. masc. adj. psychrophilus, cold-loving.
Valid publication: NEVIN (K.P.), HOLMES (D.E.), WOODARD (T.L.), HINLEIN (E.S.), OSTENDORF (D.W.) and LOVLEY (D.R.): Geobacter bemidjiensis sp. nov. and Geobacter psychrophilus sp. nov., two novel Fe(III)-reducing subsurface isolates. Int. J. Syst. Evol. Microbiol., 2005, 55, 1667-1674.
Original article in IJSEM Online
Geobacter soli Zhou et al. 2014, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) GSS01=KCTC 4545=MCCC 1K00269.
Sequence accession no. (16S rRNA gene) for the type strain: KJ620987.
Etymology: L. neut. gen. n. soli, of soil, the isolation source of the type strain.
Source: Environmental - soil.
Valid publication: ZHOU, S., YANG, G., LU, Q. and WU, M. 2014. Geobacter soli sp. nov., a dissimilatory Fe(III)-reducing bacterium isolated from forest soil. Int. J. Syst. Evol. Microbiol., 64, 3786-3791.
Original article in IJSEM Online
Geobacter sulfurreducens Caccavo et al. 1995, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) PCA = ATCC 51573= DSM 12127.
Sequence accession no. (16S rRNA gene) for the type strain: U13928.
Etymology: L. n. sulfur, sulfur; L. part. adj. reducens, leading back, bringing back and in chemistry converting to a different oxidation state; N.L. part. adj. sulfurreducens, reducing sulfur.
Valid publication: Validation List no. 54. Int. J. Syst. Bacteriol., 1995, 45, 619-620.
Effective publication: CACCAVO Jr. (F.), LONERGAN (D.J.), LOVLEY (D.R.), DAVIS (M.), STOLZ (J.F.) and McINERNEY (M.J.): Geobacter sulfurreducens sp. nov., a hydrogen- and acetate-oxidizing dissimilatory metal-reducing microorganism. Appl. Environ. Microbiol., 1994, 60, 3752-3759.
Validation List no. 54 in IJSEM Online - Effective publication Online
Geobacter sulfurreducens subsp. ethanolicus Viulu et al. 2014, subsp. nov.
Type strain: (see also Global Catalogue of Microorganisms) OSK2A=DSM 26126=JCM 18752.
Sequence accession no. (16S rRNA gene) for the type strain: AB762695.
Etymology: N.L. n. ethanol, ethanol; L. suff. -icus, suffix used with various meanings; N.L. masc. adj. ethanolicus, belonging to ethanol, in reference to the ability of the species to utilize ethanol as a substrate for growth.
Source: Environmental - soil.
Valid publication: Validation List no. 158. List of new names and new combinations previously effectively, but not validly, published. Int. J Syst. Evol. Microbiol., 64 (2014), 2184-2187.
Validation List Online
Effective publication: VIULU, S., NAKAMURA, K., KOJIMA, A., YOSHIYASU, Y., SAITOU, S. and TAKAMIZAWA, K. 2013. Geobacter sulfurreducens subsp. ethanolicus, subsp. nov., an ethanol-utilizing dissimilatory Fe(III)-reducing bacterium from a lotus field. J. Gen. Appl. Microbiol., 59, 325–334.
Effective publication online
Geobacter sulfurreducens subsp. sulfurreducens Viulu et al. 2014, subsp. nov.
Type strain: (see also Global Catalogue of Microorganisms) PCA=ATCC 51573=DSM 12127.
Sequence accession no. (16S rRNA gene) for the type strain: U13928.
Etymology: L. n. sulfur, sulfur; L. part. adj. reducens, converting to a different state; N.L. adj. sulfurreducens, reducing sulfur.
Source: Environmental - soil.
Valid publication: Validation List no. 158. List of new names and new combinations previously effectively, but not validly, published. Int. J Syst. Evol. Microbiol., 64 (2014), 2184-2187.
Validation List Online
Effective publication: VIULU, S., NAKAMURA, K., KOJIMA, A., YOSHIYASU, Y., SAITOU, S. and TAKAMIZAWA, K. 2013. Geobacter sulfurreducens subsp. ethanolicus, subsp. nov., an ethanol-utilizing dissimilatory Fe(III)-reducing bacterium from a lotus field. J. Gen. Appl. Microbiol., 59, 325–334.
Effective publication online
Geobacter thiogenes (De Wever et al. 2001) Nevin et al. 2007, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) K1 = ATCC BAA-34 = JCM 14045.
Sequence accession no. (16S rRNA gene) for the type strain: AF223382.
Basonym: ¤ Trichlorobacter thiogenes De Wever et al. 2001.
Etymology: Gr. n. theion (Latin transliteration thium), sulfur; Gr. v. gennao, to produce; N.L. part. adj. thiogenes, producing sulfur.
Valid publication: NEVIN (K.P.), HOLMES (D.E.), WOODARD (T.L.), COVALLA (S.F.) and LOVLEY (D.R.): Reclassification of Trichlorobacter thiogenes as Geobacter thiogenes comb. nov. Int. J. Syst. Evol. Microbiol., 2007, 57, 463-466.
Original article in IJSEM Online
Geobacter toluenoxydans Kunapuli et al. 2010, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) TMJ1 = DSM 19350 = JCM 15764.
Sequence accession no. (16S rRNA gene) for the type strain: EU711072.
Etymology: N.L. n. toluenum, toluene; N.L. v. oxydo (from Gr. adj. oxus, sharp, acid), to oxidize; N.L. part. adj. toluenoxydans, oxidizing toluene.
Valid publication: KUNAPULI (U.), JAHN (M.K.), LUEDERS (T.), GEYER (R.), HEIPIEPER (H.J.) and MECKENSTOCK (R.U.): Desulfitobacterium aromaticivorans sp. nov. and Geobacter toluenoxydans sp. nov., iron-reducing bacteria capable of anaerobic degradation of monoaromatic hydrocarbons. Int. J. Syst. Evol. Microbiol., 2010, 60, 686-695.
Original article in IJSEM Online
Geobacter uraniireducens Shelobolina et al. 2008, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) Rf4 = ATCC BAA-1134 = JCM 13001.
Sequence accession no. (16S rRNA gene) for the type strain: EF527427.
Etymology: N.L. n. uranium, uranium; L. part. adj. reducens, leading back, bringing back and, in chemistry, converting to a reduced oxidation state; N.L. part. adj. uraniireducens, reducing uranium.
Valid publication: SHELOBOLINA (E.S.), VRIONIS (H.A.), FINDLAY (R.H.) and LOVLEY (D.R.): Geobacter uraniireducens sp. nov., isolated from subsurface sediment undergoing uranium bioremediation. Int. J. Syst. Evol. Microbiol., 2008, 58, 1075-1078.
Original article in IJSEM Online