Name: Ignisphaera aggregans Niederberger et al. 2006

Category: Species

Proposed as: sp. nov.

Etymology: ag’gre.gans. L. part. adj. aggregans, aggregate forming, aggregating clumping

Gender: feminine

Type strain: AQ1.S1; DSM 17230; JCM 13409

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ060321 Analyse FASTA

Valid publication: Niederberger TD, Gotz DK, McDonald IR, Ronimus RS, Morgan HW. Ignisphaera aggregans gen. nov., sp. nov., a novel hyperthermophilic crenarchaeote isolated from hot springs in Rotorua and Tokaanu, New Zealand. Int J Syst Evol Microbiol 2006; 56:965-971.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 56, part 5 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:1719-1720.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Ignisphaera Niederberger et al. 2006. Publication: Niederberger TD, Gotz DK, McDonald IR, Ronimus RS, Morgan HW. Ignisphaera aggregans gen. nov., sp. nov., a novel hyperthermophilic crenarchaeote isolated from hot springs in Rotorua and Tokaanu, New Zealand. Int J Syst Evol Microbiol 2006; 56:965-971.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 7 times in PubMed until 2024-03-27.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Goker M, Held B, Lapidus A, Nolan M, Spring S, Yasawong M, Lucas S, Glavina Del Rio T, Tice H, Cheng JF, et al. Complete genome sequence of Ignisphaera aggregans type strain (AQ1.S1). Stand Genomic Sci 2010; 3:66-75.

Parent taxon: Ignisphaera Niederberger et al. 2006

Assigned by: Niederberger TD, Gotz DK, McDonald IR, Ronimus RS, Morgan HW. Ignisphaera aggregans gen. nov., sp. nov., a novel hyperthermophilic crenarchaeote isolated from hot springs in Rotorua and Tokaanu, New Zealand. Int J Syst Evol Microbiol 2006; 56:965-971.

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Record number: 777022