Name: Geobacter bemidjiensis Nevin et al. 2005

Category: Species

Proposed as: sp. nov.

Etymology: be.mid.ji.en’sis. N.L. masc. adj. bemidjiensis, pertaining to Bemidji, MN, USA, where sediment samples were taken from which the type strain was isolated

Pronunciation (Latin), gender: ge-o-BAK-ter be-mid-ji-EN-sis, masculine

Type strain: ATCC BAA-1014; Bem; DSM 16622; JCM 12645

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MK775265 Analyse FASTA

Valid publication: Nevin KP, Holmes DE, Woodard TL, Hinlein ES, Ostendorf DW, Lovley DR. 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. 🇺🇸

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 4 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:2239-2241.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Geomonas bemidjiensis (Nevin et al. 2005) Xu et al. 2020

Risk group: 1

• Synonyms:

  • Name	Kind
    Geomonas bemidjiensis (Nevin et al. 2005) Xu et al. 2020	homotypic synonym, validly published under the ICNP
    Citrifermentans bemidjiense (Nevin et al. 2005) Waite et al. 2020	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Geobacter bemidjiensis is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Geobacter.
  • 😷 The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 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.
  • 🎓 Name mentioned 17 times in PubMed until 2026-06-11.

Parent taxon: Geobacter Lovley et al. 1995

Assigned by: Nevin KP, Holmes DE, Woodard TL, Hinlein ES, Ostendorf DW, Lovley DR. 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. 🇺🇸

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Record number: 776463