Name: Gracilibacillus halophilus Chen et al. 2008

Category: Species

Proposed as: sp. nov.

Etymology: ha.lo’phi.lus. Gr. masc. n. hals, salt; N.L. masc. adj. suff. -philus, loving; from Gr. masc. adj. philos, loving; N.L. masc. adj. halophilus, salt-loving

Pronunciation (Latin), gender: … ha-LO-p^hi-lus, masculine

Type strain: CGMCC 1.6303; DSM 17856; YIM-C55.5

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EU135704 Analyse FASTA

Valid publication: Chen YG, Cui XL, Zhang YQ, Li WJ, Wang YX, Xu LH, Peng Q, Wen ML, Jiang CL. Gracilibacillus halophilus sp. nov., a moderately halophilic bacterium isolated from saline soil. Int J Syst Evol Microbiol 2008; 58:2403-2408. 🇨🇳

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 58, part 10 of the IJSEM. Int J Syst Evol Microbiol 2009; 59:3-4.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 🧬 The phylogenomic assignment score of this taxon is -0.00511 (N = 86).
  • 😷 The risk group for Germany has been imported on 2023-10-29. 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 3 times in PubMed until 2025-06-04.
  • 🧍 According to Ludwig et al. (2021), this "species affiliates away from its type and may be classified as a new genus together with G. bigeumensis". Publication: Ludwig W, Viver T, Westram R, Francisco Gago J, Bustos-Caparros E, Knittel K, Amann R, Rossello-Mora R. Release LTP_12_2020, featuring a new ARB alignment and improved 16S rRNA tree for prokaryotic type strains. Syst Appl Microbiol 2021; 44:126218. 🇪🇸

Parent taxon: Gracilibacillus Wainø et al. 1999

Assigned by: Chen YG, Cui XL, Zhang YQ, Li WJ, Wang YX, Xu LH, Peng Q, Wen ML, Jiang CL. Gracilibacillus halophilus sp. nov., a moderately halophilic bacterium isolated from saline soil. Int J Syst Evol Microbiol 2008; 58:2403-2408. 🇨🇳

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Record number: 787570