Name: Serpens flexibilis Hespell 1977 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: fle.xi’bi.lis. L. masc./fem. adj. flexibilis, flexible, pliant

Gender: feminine

Type strain: ATCC 29606; LMG 29034

Conduct genome-based taxonomy at

16S rRNA gene: KP973996 Analyse FASTA

Effective publication: Hespell RB. Serpens flexibilis gen. nov., sp. nov., an unusually flexible lactate-oxidizing bacterium. International Journal of Systematic Bacteriology 1977; 27:371-381.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Pseudomonas flexibilis (Hespell 1977) Shin et al. 2016

Risk group: 1

• Synonyms:

  • Name	Kind
    "Serpens tuomuerensis" (Xin et al. 2009) Rudra and Gupta 2023	heterotypic synonym, not validly published
    Pseudomonas tuomuerensis Xin et al. 2009	heterotypic synonym, validly published under the ICNP
    Pseudomonas flexibilis (Hespell 1977) Shin et al. 2016	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Serpens Hespell 1977 (Approved Lists 1980). Publication: Hespell RB. Serpens flexibilis gen. nov., sp. nov., an unusually flexible lactate-oxidizing bacterium. International Journal of Systematic Bacteriology 1977; 27:371-381.
  • ⏰ According to Shin et al. (2015), this species is an earlier heterotypic synonym of Pseudomonas tuomuerensis Xin et al. 2009. Publication: Shin SK, Hwang CY, Cho YJ, Yi H. Reclassification of Serpens flexibilis Hespell 1977 as Pseudomonas flexibilis comb. nov., with Pseudomonas tuomuerensis Xin et al. 2009 as a later heterotypic synonym. Syst Appl Microbiol 2015; 38:563-566.
  • ⏰ According to Shin et al. (2015), this species is an earlier heterotypic synonym of "Serpens tuomuerensis" (Xin et al. 2009) Rudra and Gupta 2023. Publication: Shin SK, Hwang CY, Cho YJ, Yi H. Reclassification of Serpens flexibilis Hespell 1977 as Pseudomonas flexibilis comb. nov., with Pseudomonas tuomuerensis Xin et al. 2009 as a later heterotypic synonym. Syst Appl Microbiol 2015; 38:563-566.
  • ❗ Serpens flexibilis is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Serpens.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 2 times in PubMed until 2024-03-27.

Parent taxon: Serpens Hespell 1977 (Approved Lists 1980)

Assigned by: Hespell RB. Serpens flexibilis gen. nov., sp. nov., an unusually flexible lactate-oxidizing bacterium. International Journal of Systematic Bacteriology 1977; 27:371-381.

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Record number: 784875