Name: "Pseudoclostridium thermosuccinogenes" (Drent et al. 1995) Zhang et al. 2018

Category: Species

Proposed as: comb. nov.

Basonym: Clostridium thermosuccinogenes Drent et al. 1995

Etymology: ther.mo.suc.ci.no’ge.nes. Gr. masc. adj. thermos, hot; N.L. neut. n. acidum succinicum, succinic acid; Gr. ind. v. gennaô, produce; N.L. part. adj. thermosuccinogenes, succinic acid producing under heat

Gender: neuter

Type strain: DSM 5807; IC

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y18180 Analyse FASTA

Original publication: Zhang X, Tu B, Dai LR, Lawson PA, Zheng ZZ, Liu LY, Deng Y, Zhang H, Cheng L. Petroclostridium xylanilyticum gen. nov., sp. nov., a xylan-degrading bacterium isolated from an oilfield, and reclassification of clostridial cluster III members into four novel genera in a new Hungateiclostridiaceae fam. nov. Int J Syst Evol Microbiol 2018; 68:3197-3211.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 68, part 10 of the IJSEM. Int J Syst Evol Microbiol 2019; 69:10-12.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Clostridium thermosuccinogenes Drent et al. 1995

• Synonyms:

  • Name	Kind
    Clostridium thermosuccinogenes Drent et al. 1995	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus "Pseudoclostridium" Zhang et al. 2018. Publication: Zhang X, Tu B, Dai LR, Lawson PA, Zheng ZZ, Liu LY, Deng Y, Zhang H, Cheng L. Petroclostridium xylanilyticum gen. nov., sp. nov., a xylan-degrading bacterium isolated from an oilfield, and reclassification of clostridial cluster III members into four novel genera in a new Hungateiclostridiaceae fam. nov. Int J Syst Evol Microbiol 2018; 68:3197-3211.
  • 🧍 Regarded as not validly published (only one type-strain deposit [Rule 30]). Publication: Oren A, Arahal DR, Goker M, Moore ERB, Rossello-Mora R, Sutcliffe IC. International Code of Nomenclature of Prokaryotes. Prokaryotic Code (2022 Revision). Int J Syst Evol Microbiol 2023; 73:5585.

Parent taxon: "Pseudoclostridium" Zhang et al. 2018

Assigned by: Zhang X, Tu B, Dai LR, Lawson PA, Zheng ZZ, Liu LY, Deng Y, Zhang H, Cheng L. Petroclostridium xylanilyticum gen. nov., sp. nov., a xylan-degrading bacterium isolated from an oilfield, and reclassification of clostridial cluster III members into four novel genera in a new Hungateiclostridiaceae fam. nov. Int J Syst Evol Microbiol 2018; 68:3197-3211.

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Record number: 798384