Name: Pseudidiomarina tainanensis Jean et al. 2009

Category: Species

Proposed as: sp. nov.

Etymology: tai.na.nen’sis. N.L. fem. adj. tainanensis, pertaining to Tainan, Taiwan, where the type strain was isolated

Pronunciation, gender: tai-na-NEN-sis, feminine

Type strain: BCRC 17750; JCM 15084; PIN1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EU423907 Analyse FASTA

Valid publication: Jean WD, Leu TY, Lee CY, Chu TJ, Lin SY, Shieh WY. Pseudidiomarina marina sp. nov. and Pseudidiomarina tainanensis sp. nov. and reclassification of Idiomarina homiensis and Idiomarina salinarum as Pseudidiomarina homiensis comb. nov. and Pseudidiomarina salinarum comb. nov., respectively. Int J Syst Evol Microbiol 2009; 59:53-59.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 1 of the IJSEM. Int J Syst Evol Microbiol 2009; 59:645-646.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Idiomarina maritima (Wu et al. 2009) Taborda et al. 2010	heterotypic synonym, validly published under the ICNP
    Pseudidiomarina maritima Wu et al. 2009	heterotypic synonym, validly published under the ICNP
    Idiomarina tainanensis (Jean et al. 2009) Taborda et al. 2010	homotypic synonym, validly published under the ICNP

• Emendations:
  • Liu et al. 2018 Liu Y, Lai Q, Shao Z. Genome-Based Analysis Reveals the Taxonomy and Diversity of the Family Idiomarinaceae. Front Microbiol 2018; 9:2453. Oren A, Garrity GM. List of changes in taxonomic opinion no. 29. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2019; 69:13-32.
  • Liu et al. 2019 Liu Y, Lai Q, Shao Z, Zhu HH. Pseudidiomarina maritima Wu et al. 2009 is a later heterotypic synonym of Pseudidiomarina tainanensis Jean et al. 2009 and emended description of the species. Int J Syst Evol Microbiol 2019; 69:3765-3768. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 12 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:1447-1449.
    Notes:
    • 🫂 Emendation accompanied by a proposal regarding the synonymy of the species.

• Notes:
  • ⏰ According to Liu et al. (2019), this species is an earlier heterotypic synonym of Idiomarina maritima (Wu et al. 2009) Taborda et al. 2010. Publication: Liu Y, Lai Q, Shao Z, Zhu HH. Pseudidiomarina maritima Wu et al. 2009 is a later heterotypic synonym of Pseudidiomarina tainanensis Jean et al. 2009 and emended description of the species. Int J Syst Evol Microbiol 2019; 69:3765-3768.
  • ⏰ According to Liu et al. (2019), this species is an earlier heterotypic synonym of Pseudidiomarina maritima Wu et al. 2009. Publication: Liu Y, Lai Q, Shao Z, Zhu HH. Pseudidiomarina maritima Wu et al. 2009 is a later heterotypic synonym of Pseudidiomarina tainanensis Jean et al. 2009 and emended description of the species. Int J Syst Evol Microbiol 2019; 69:3765-3768.
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 12 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:1447-1449.
  • 🧬 The phylogenomic assignment score of this taxon is 0.10969 (N = 1).
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — 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 4 times in PubMed until 2025-06-04.

Parent taxon: Pseudidiomarina Jean et al. 2006

Assigned by: Jean WD, Leu TY, Lee CY, Chu TJ, Lin SY, Shieh WY. Pseudidiomarina marina sp. nov. and Pseudidiomarina tainanensis sp. nov. and reclassification of Idiomarina homiensis and Idiomarina salinarum as Pseudidiomarina homiensis comb. nov. and Pseudidiomarina salinarum comb. nov., respectively. Int J Syst Evol Microbiol 2009; 59:53-59.

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Record number: 787696