Name: Natrinema longum (Cui et al. 2006) de la Haba et al. 2022

Category: Species

Proposed as: comb. nov.

Basonym: Haloterrigena longa Cui et al. 2006

Etymology: lon’gum. L. neut. adj. longum, long, referring to the production of long rods in liquid medium

Pronunciation (Latin), gender: na-tri-NE-ma LON-gum, neuter

Type strain: ABH32; CGMCC 1.5334; JCM 13562

Conduct genome-based taxonomy at

16S rRNA gene: AB663446 Analyse FASTA

Effective publication: de la Haba RR, Minegishi H, Kamekura M, Shimane Y, Ventosa A. Phylogenomics of Haloarchaea: The Controversy of the Genera Natrinema-Haloterrigena. Front Microbiol 2021; 12:740909. 🇪🇸

IJSEM list: Oren A, Garrity GM. Validation list no. 203. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2022; 72:5167.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Haloterrigena longa Cui et al. 2006	homotypic synonym, validly published under the ICNP
    Natrinema ejinorense Castillo et al. 2006	heterotypic synonym, validly published under the ICNP

• Notes:
  • ⏰ According to De la Haba et al. (2021), this species is an earlier heterotypic synonym of Natrinema ejinorense Castillo et al. 2006. Publication: de la Haba RR, Minegishi H, Kamekura M, Shimane Y, Ventosa A. Phylogenomics of Haloarchaea: The Controversy of the Genera Natrinema-Haloterrigena. Front Microbiol 2021; 12:740909. 🇪🇸
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. List of changes in taxonomic opinion no. 36. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2022; 72:5413.
  • 😷 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.

Parent taxon: Natrinema McGenity et al. 1998

Assigned by: de la Haba RR, Minegishi H, Kamekura M, Shimane Y, Ventosa A. Phylogenomics of Haloarchaea: The Controversy of the Genera Natrinema-Haloterrigena. Front Microbiol 2021; 12:740909. 🇪🇸

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Record number: 26723