Name: Alistipes onderdonkii subsp. onderdonkii (Song et al. 2006) Sakamoto et al. 2020

Category: Subspecies

Proposed as: subsp. nov.

Basonym: Alistipes onderdonkii Song et al. 2006

Etymology: on.der.don’ki.i. N.L. gen. masc. n. onderdonkii, referring to Onderdonk

Pronunciation (Latin), gender: a-li-STI-pes on-der-DON-ki-i on-der-DON-ki-i, masculine

Type strain: ATCC BAA-1178; CCUG 48946; DSM 19147; JCM 16771; WAL 8169

See detailed strain information at

Valid publication: Sakamoto M, Ikeyama N, Ogata Y, Suda W, Iino T, Hattori M, Ohkuma M. Alistipes communis sp. nov., Alistipes dispar sp. nov. and Alistipes onderdonkii subsp. vulgaris subsp. nov., isolated from human faeces, and creation of Alistipes onderdonkii subsp. onderdonkii subsp. nov. Int J Syst Evol Microbiol 2020; 70:473-480. 🇯🇵

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 1 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:2167-2173.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Notes:
  • 🙋 This subspecies could be automatically created (rule 40d) by the valid publication of Alistipes onderdonkii subsp. vulgaris Sakamoto et al. 2020 but an explicit description was also provided. Publication: Sakamoto M, Ikeyama N, Ogata Y, Suda W, Iino T, Hattori M, Ohkuma M. Alistipes communis sp. nov., Alistipes dispar sp. nov. and Alistipes onderdonkii subsp. vulgaris subsp. nov., isolated from human faeces, and creation of Alistipes onderdonkii subsp. onderdonkii subsp. nov. Int J Syst Evol Microbiol 2020; 70:473-480. 🇯🇵
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1, note = "+". — 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: Alistipes onderdonkii Song et al. 2006

Assigned by: Sakamoto M, Ikeyama N, Ogata Y, Suda W, Iino T, Hattori M, Ohkuma M. Alistipes communis sp. nov., Alistipes dispar sp. nov. and Alistipes onderdonkii subsp. vulgaris subsp. nov., isolated from human faeces, and creation of Alistipes onderdonkii subsp. onderdonkii subsp. nov. Int J Syst Evol Microbiol 2020; 70:473-480. 🇯🇵

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Record number: 7435