Name: Geodermatophilus tzadiensis Montero-Calasanz et al. 2013

Category: Species

Proposed as: sp. nov.

Etymology: tza.di.en’sis. N.L. fem. n. Tzadia, Chad; N.L. masc. adj. tzadiensis, of or belonging to Chad, referring to the country in which the species was collected

Pronunciation, gender: tza-di-EN-sis, masculine

Type strain: CF5/2; DSM 45416; MTCC 11411

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HE654545 Analyse FASTA

Effective publication: Montero-Calasanz Mdel C, Goker M, Broughton WJ, Cattaneo A, Favet J, Potter G, Rohde M, Sproer C, Schumann P, Klenk HP, et al. Geodermatophilus tzadiensis sp. nov., a UV radiation-resistant bacterium isolated from sand of the Saharan desert. Syst Appl Microbiol 2013; 36:177-182.

IJSEM list: Oren A, Garrity GM. Validation list no. 154. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2013; 63:3931-3934.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 The risk group for Germany has been imported on 2023-10-29. 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 1 time in PubMed until 2025-06-04.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007.

Parent taxon: Geodermatophilus Luedemann 1968 (Approved Lists 1980)

Assigned by: Montero-Calasanz Mdel C, Goker M, Broughton WJ, Cattaneo A, Favet J, Potter G, Rohde M, Sproer C, Schumann P, Klenk HP, et al. Geodermatophilus tzadiensis sp. nov., a UV radiation-resistant bacterium isolated from sand of the Saharan desert. Syst Appl Microbiol 2013; 36:177-182.

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Record number: 791217