Name: Gemmatimonas aurantiaca Zhang et al. 2003

Category: Species

Proposed as: sp. nov.

Etymology: au.ran.ti.a’ca. N.L. fem. adj. aurantiaca, orange-coloured

Gender: feminine

Type strain: DSM 14586; JCM 11422; NBRC 100505; T-27

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB072735 Analyse FASTA

Valid publication: Zhang H, Sekiguchi Y, Hanada S, Hugenholtz P, Kim H, Kamagata Y, Nakamura K. Gemmatimonas aurantiaca gen. nov., sp. nov., a gram-negative, aerobic, polyphosphate-accumulating micro-organism, the first cultured representative of the new bacterial phylum Gemmatimonadetes phyl. nov. Int J Syst Evol Microbiol 2003; 53:1155-1163.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 4 of the IJSEM. Int J Syst Evol Microbiol 2003; 53:1703-1705.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Zeng et al. 2015 Zeng Y, Selyanin V, Lukes M, Dean J, Kaftan D, Feng F, Koblizek M. Characterization of the microaerophilic, bacteriochlorophyll a-containing bacterium Gemmatimonas phototrophica sp. nov., and emended descriptions of the genus Gemmatimonas and Gemmatimonas aurantiaca. Int J Syst Evol Microbiol 2015; 65:2410-2419. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 8 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:3768-3770.
  • García-López et al. 2019 Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.

• Notes:
  • 🥇 Nomenclatural type of the genus Gemmatimonas Zhang et al. 2003. Publication: Zhang H, Sekiguchi Y, Hanada S, Hugenholtz P, Kim H, Kamagata Y, Nakamura K. Gemmatimonas aurantiaca gen. nov., sp. nov., a gram-negative, aerobic, polyphosphate-accumulating micro-organism, the first cultured representative of the new bacterial phylum Gemmatimonadetes phyl. nov. Int J Syst Evol Microbiol 2003; 53:1155-1163.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 17 times in PubMed until 2024-03-27.

Parent taxon: Gemmatimonas Zhang et al. 2003

Assigned by: Zhang H, Sekiguchi Y, Hanada S, Hugenholtz P, Kim H, Kamagata Y, Nakamura K. Gemmatimonas aurantiaca gen. nov., sp. nov., a gram-negative, aerobic, polyphosphate-accumulating micro-organism, the first cultured representative of the new bacterial phylum Gemmatimonadetes phyl. nov. Int J Syst Evol Microbiol 2003; 53:1155-1163.

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Record number: 776437