Name: Halosimplex Vreeland et al. 2003

Category: Genus

Proposed as: gen. nov.

Etymology: Ha.lo.sim.plex. Gr. masc. n. hals (gen. halos), salt; L. adj. simplex, simple (in a moral sense), without dissimulation, uncomplicated; N.L. neut. n. Halosimplex, simple salts, the simple halophile

Gender: neuter (stem: Halosimplic-)

Type species: Halosimplex carlsbadense Vreeland et al. 2003

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Vreeland RH, Straight S, Krammes J, Dougherty K, Rosenzweig WD, Kamekura M. Halosimplex carlsbadense gen. nov., sp. nov., a unique halophilic archaeon, with three 16S rRNA genes, that grows only in defined medium with glycerol and acetate or pyruvate. Extremophiles 2002; 6:445-452.

IJSEM list: Euzeby JP. Validation list no. 92. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2003; 53:935-937.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Emendations:
  • Han and Cui 2014 Han D, Cui HL. Halosimplex pelagicum sp. nov. and Halosimplex rubrum sp. nov., isolated from salted brown alga Laminaria, and emended description of the genus Halosimplex. Int J Syst Evol Microbiol 2014; 64:169-173. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 64, part 1 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:1075-1076.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 2 new species in the genus.

• Notes:
  • 🧕 Gupta et al. (2015) assigned this genus to the family Halobacteriaceae Gibbons 1974 (Approved Lists 1980). Publication: Gupta RS, Naushad S, Baker S. Phylogenomic analyses and molecular signatures for the class Halobacteria and its two major clades: a proposal for division of the class Halobacteria into an emended order Halobacteriales and two new orders, Haloferacales ord. nov. and Natrialbales ord. nov., containing the novel families Haloferacaceae fam. nov. and Natrialbaceae fam. nov. Int J Syst Evol Microbiol 2015; 65:1050-1069.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Oren A, Arahal DR, Ventosa A. International Committee on Systematics of Prokaryotes Subcommittee on the Taxonomy of Halobacteria and Subcommittee on the Taxonomy of Halomonadaceae. Minutes of the joint open meeting, 28 June 2022, Alicante, Spain. Int J Syst Evol Microbiol 2022; 72:5584.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Oren A, Ventosa A. International Committee on Systematic Bacteriology Subcommittee on the taxonomy of Halobacteriaceae. Minutes of the meetings, 16 August 1999, Sydney, Australia. Int J Syst Evol Microbiol 2000; 50:1405-1407.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Oren A, Ventosa A. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of Halobacteriaceae and subcommittee on the taxonomy of Halomonadaceae. Minutes of the joint open meeting, 23 May 2016, San Juan, Puerto Rico. Int J Syst Evol Microbiol 2016; 66:4291-4295.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Oren A, Ventosa A. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of Halobacteriaceae and Subcommittee on the taxonomy of Halomonadaceae: minutes of the joint open meeting, 31 July 2014, Montreal, Canada. Int J Syst Evol Microbiol 2014; 64:3915-3918.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Oren A, Ventosa A. International Committee on Systematics of Prokaryotes; Subcommittee on the taxonomy of Halobacteriaceae; Minutes of the meetings, 5 September 2004, Ljubljana, Slovenia. International Journal of Systematic and Evolutionary Microbiology 2005; 55:543-544.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Hu et al. (2024). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: JCM: 7; CGMCC: 6; ATCC: 1.
  • 🧍 Complete authorship reads: Vreeland; Rosenzweig; Straight; Krammes; Dougherty; Kamekura.

Subdivision:

Number of child taxa with a validly published and correct name: 7
Number of child taxa with a validly published name, including synonyms: 7
Total number of child taxa: 7

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Halosimplex aquaticum Hu et al. 2024	validly published under the ICNP	correct name
    Halosimplex carlsbadense Vreeland et al. 2003	validly published under the ICNP	correct name
    Halosimplex halophilum Yang et al. 2021	validly published under the ICNP	correct name
    Halosimplex litoreum Yuan et al. 2015	validly published under the ICNP	correct name
    Halosimplex pelagicum Han and Cui 2014	validly published under the ICNP	correct name
    Halosimplex rubrum Han and Cui 2014	validly published under the ICNP	correct name
    Halosimplex salinum Yang et al. 2021	validly published under the ICNP	correct name

Parent taxon: Haloarculaceae Gupta et al. 2016

Assigned by: Gupta RS, Naushad S, Fabros R, Adeolu M. A phylogenomic reappraisal of family-level divisions within the class Halobacteria: proposal to divide the order Halobacteriales into the families Halobacteriaceae, Haloarculaceae fam. nov., and Halococcaceae fam. nov., and the order Haloferacales into the families, Haloferacaceae and Halorubraceae fam nov. Antonie Van Leeuwenhoek 2016; 109:565-587.

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Record number: 517244