Species Photorhabdus thracensis

Name: Photorhabdus thracensis (Hazir et al. 2004) Machado et al. 2018

Category, proposed as: species, comb. nov.

Basonym: Photorhabdus luminescens subsp. thracensis Hazir et al. 2004

Etymology: thra.cen’sis. N.L. fem. adj. thracensis, referring to Thracia, Thrace, Western part of Turkey from where the type strain has been isolated

Pronunciation (Latin), gender: p^ho-to-R^HAB-dus t^hra-KEN-sis, feminine

Type strain: 39-8; CIP 108426; DSM 15199; NCIMB 13952

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ560634 Analyse FASTA

Valid publication: Machado RAR, Wuthrich D, Kuhnert P, Arce CCM, Thonen L, Ruiz C, Zhang X, Robert CAM, Karimi J, Kamali S, et al. Whole-genome-based revisit of Photorhabdus phylogeny: proposal for the elevation of most Photorhabdus subspecies to the species level and description of one novel species Photorhabdus bodei sp. nov., and one novel subspecies Photorhabdus laumondii subsp. clarkei subsp. nov. Int J Syst Evol Microbiol 2018; 68:2664-2681. 🇨🇭

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 68, part 8 of the IJSEM. Int J Syst Evol Microbiol 2018; 68:3394-3396.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Photorhabdus luminescens subsp. thracensis Hazir et al. 2004	homotypic synonym, validly published under the ICNP, distinct rank
    Photorhabdus temperata subsp. thracensis (Hazir et al. 2004) Tailliez et al. 2010	homotypic synonym, validly published under the ICNP, distinct rank

• Notes:
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1, note = "n". — 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 2026-06-11.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Photorhabdus Boemare et al. 1993

Assigned by: Machado RAR, Wuthrich D, Kuhnert P, Arce CCM, Thonen L, Ruiz C, Zhang X, Robert CAM, Karimi J, Kamali S, et al. Whole-genome-based revisit of Photorhabdus phylogeny: proposal for the elevation of most Photorhabdus subspecies to the species level and description of one novel species Photorhabdus bodei sp. nov., and one novel subspecies Photorhabdus laumondii subsp. clarkei subsp. nov. Int J Syst Evol Microbiol 2018; 68:2664-2681. 🇨🇭

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Record number: 798519