Name: Geoalkalibacter ferrihydriticus Zavarzina et al. 2007

Category: Species

Proposed as: sp. nov.

Etymology: fer.ri.hy.dri’ti.cus. N.L. neut. n. ferrihydritum, ferrihydrite; L. adj. suff. -icus -a -um, suffix used with the sense of pertaining to; N.L. masc. adj. ferrihydriticus, pertaining to ferrihydrite, weakly crystalline iron hydroxyde, which is reduced by the species

Pronunciation (Latin), gender: ge-o-al-ka-li-BAK-ter fer-ri-hy-DRI-ti-kus, masculine

Type strain: DSM 17813; VKM B-2401; Z-0531

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ309326 Analyse FASTA

Effective publication: Zavarzina DG, Kolganova TV, Bulygina ES, Kostrikina NA, Turova TP, Zavarzin GA. [Geoalkalibacter ferrihydriticus gen. nov., sp. nov., the first alkaliphilic representative of the family Geobacteraceae, isolated from a soda lake]. Mikrobiologiia 2006; 75:775-785. 🇷🇺

IJSEM list: Euzeby JP. Validation list no. 115. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2007; 57:893-897.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Geoalkalibacter Zavarzina et al. 2007. Publication: Zavarzina DG, Kolganova TV, Bulygina ES, Kostrikina NA, Turova TP, Zavarzin GA. [Geoalkalibacter ferrihydriticus gen. nov., sp. nov., the first alkaliphilic representative of the family Geobacteraceae, isolated from a soda lake]. Mikrobiologiia 2006; 75:775-785. 🇷🇺
  • 😷 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 9 times in PubMed until 2026-06-11.

Parent taxon: Geoalkalibacter Zavarzina et al. 2007

Assigned by: Zavarzina DG, Kolganova TV, Bulygina ES, Kostrikina NA, Turova TP, Zavarzin GA. [Geoalkalibacter ferrihydriticus gen. nov., sp. nov., the first alkaliphilic representative of the family Geobacteraceae, isolated from a soda lake]. Mikrobiologiia 2006; 75:775-785. 🇷🇺

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.785689Copy to clipboardLink copied to clipboard

Record number: 785689