Name: Rhodospirillum salexigens Drews 1982

Category: Species

Proposed as: sp. nov.

Etymology: sal.ex’i.gens. L. masc. n. sal (gen. salis), salt, seawater; L. v. exigo, to demand; N.L. part. adj. salexigens, salt-demanding

Gender: neuter

Type strain: ATCC 35888; DSM 2132; WS 68

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M59070 Analyse FASTA

Effective publication: Drews G. Rhodospirillum salexigens, spec. nov., an obligatory halophilic phototrophic bacterium. Arch. Microbiol. 1981; 130:325-327.

IJSEM list: Anonymous. Validation list no. 9. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1982; 32:384-385.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Rhodothalassium salexigens (Drews 1982) Imhoff et al. 1998

Risk group: 1

• Synonyms:

  • Name	Kind
    Rhodothalassium salexigens (Drews 1982) Imhoff et al. 1998	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Rhodospirillum salexigens is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Rhodospirillum.
  • 😷 The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 9 times in PubMed until 2024-03-27.

Parent taxon: Rhodospirillum Molisch 1907 (Approved Lists 1980)

Assigned by: Drews G. Rhodospirillum salexigens, spec. nov., an obligatory halophilic phototrophic bacterium. Arch. Microbiol. 1981; 130:325-327.

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Record number: 780520