Name: Halobacterium pharaonis Soliman and Trüper 1983

Category: Species

Proposed as: sp. nov.

Etymology: pha.ra.o.nis. L. gen. masc. n. pharaonis, of Pharaoh, title of the kings of ancient Egypt

Gender: neuter

Type strain: ATCC 35678; CIP 103997; DSM 2160; Gabara; IFO 14720; JCM 8858; NBRC 14720; NCIMB 2260; VKM B-1749

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB663432 Analyse FASTA

Effective publication: Soliman GSH, Trüper HG. Halobacterium pharaonis sp. nov., a new, extremely haloalkaliphilic archaebacterium with low magnesium requirement. Zentralbl. Bakteriol. Parasitenkd. Infektionskr. Hyg. Abt. 1 Orig. 1982; C3:318-329.

IJSEM list: Anonymous. Validation list no. 10. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1983; 33:438-440.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Natronomonas pharaonis (Soliman and Trüper 1983) Kamekura et al. 1997

Risk group: 1

• Synonyms:

  • Name	Kind
    Natronomonas pharaonis (Soliman and Trüper 1983) Kamekura et al. 1997	homotypic synonym, validly published under the ICNP
    Natronobacterium pharaonis (Soliman and Trüper 1983) Tindall et al. 1984	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Halobacterium pharaonis 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 Halobacterium.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 0 times in PubMed until 2024-03-27.

Parent taxon: Halobacterium Elazari-Volcani 1957 (Approved Lists 1980)

Assigned by: Soliman GSH, Trüper HG. Halobacterium pharaonis sp. nov., a new, extremely haloalkaliphilic archaebacterium with low magnesium requirement. Zentralbl. Bakteriol. Parasitenkd. Infektionskr. Hyg. Abt. 1 Orig. 1982; C3:318-329.

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Record number: 776709