Species Tetrasphaera remsis

Name: Tetrasphaera remsis Osman et al. 2007

Category, proposed as: species, sp. nov.

Etymology: rem’sis. N.L. gen. neut. n. remsis, of/from REMS, acronym for Regenerative Enclosed Life Support Module Simulator

Pronunciation (Latin), gender: te-tra-SP^HA͡E-ra REM-sis, feminine

Type strain: 3-M5-R-4; ATCC BAA-1496; CIP 109413; JCM 15662

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB537173 Analyse FASTA

Valid publication: Osman S, Moissl C, Hosoya N, Briegel A, Mayilraj S, Satomi M, Venkateswaran K. Tetrasphaera remsis sp. nov., isolated from the Regenerative Enclosed Life Support Module Simulator (REMS) air system. Int J Syst Evol Microbiol 2007; 57:2749-2753. 🇺🇸

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 57, part 12 of the IJSEM. Int J Syst Evol Microbiol 2008; 58:531-532.

Nomenclatural status: validly published under the ICNP, illegitimate name

Taxonomic status: synonym

Correct name: Knoellia remsis (Osman et al. 2007) Nouioui et al. 2018

Risk group: 1

• Synonyms:

  • Name	Kind
    Knoellia remsis (Osman et al. 2007) Nouioui et al. 2018	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 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 1 time in PubMed until 2026-06-11.
  • 🧍 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: Tetrasphaera Maszenan et al. 2000

Assigned by: Osman S, Moissl C, Hosoya N, Briegel A, Mayilraj S, Satomi M, Venkateswaran K. Tetrasphaera remsis sp. nov., isolated from the Regenerative Enclosed Life Support Module Simulator (REMS) air system. Int J Syst Evol Microbiol 2007; 57:2749-2753. 🇺🇸

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Record number: 786964