Name: Campylobacter fetus subsp. testudinum Fitzgerald et al. 2014

Category: Subspecies

Proposed as: subsp. nov.

Etymology: tes.tu’di.num. L. fem. pl. n. Testudines, scientific name of an order to which turtles belong; L. gen. fem. pl. n. testudinum, of Testudines

Gender: masculine

Type strain: 03-427; ATCC BAA-2539; LMG 27499

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AY621303 Analyse FASTA

Valid publication: Fitzgerald C, Tu ZC, Patrick M, Stiles T, Lawson AJ, Santovenia M, Gilbert MJ, van Bergen M, Joyce K, Pruckler J, et al. Campylobacter fetus subsp. testudinum subsp. nov., isolated from humans and reptiles. Int J Syst Evol Microbiol 2014; 64:2944-2948.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 64, part 9 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:3923-3925.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.08807 (N = 4).
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "Z". — 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.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this subspecies. The name is on LoRN because of the recorded risk group of the species itself.

Parent taxon: Campylobacter fetus (Smith and Taylor 1919) Sebald and Véron 1963 (Approved Lists 1980)

Assigned by: Fitzgerald C, Tu ZC, Patrick M, Stiles T, Lawson AJ, Santovenia M, Gilbert MJ, van Bergen M, Joyce K, Pruckler J, et al. Campylobacter fetus subsp. testudinum subsp. nov., isolated from humans and reptiles. Int J Syst Evol Microbiol 2014; 64:2944-2948.

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Record number: 792135