Name: Meiothermus taiwanensis Chen et al. 2002

Category: Species

Proposed as: sp. nov.

Etymology: tai.wan.en’sis. N.L. masc./fem. adj. taiwanensis, of Taiwan, from the hot springs of Taiwan where the bacterium was first isolated

Gender: masculine

Type strain: ATCC BAA-399; BCRC 17170; CCRC 17170; DSM 14542; NBRC 105868; WR 30

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF418001 Analyse FASTA

Valid publication: Chen MY, Lin GH, Lin YT, Tsay SS. Meiothermus taiwanensis sp. nov., a novel filamentous, thermophilic species isolated in Taiwan. Int J Syst Evol Microbiol 2002; 52:1647-1654.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 52, part 5 of the IJSEM. Int J Syst Evol Microbiol 2003; 53:3-5.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • García-López et al. 2019 Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.
    Notes:
    • The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project.
  • Jiao et al. 2022 Jiao JY, Lian ZH, Liu ZT, Liu L, Li MM, Lv AP, Xian WD, Zhou T, Lyu Z, Salam N, et al. Genome-based reclassification of the genus Meiothermus along with the proposal of a new genus Allomeiothermus gen. nov. Antonie Van Leeuwenhoek 2022; 115:645-659. Oren A, Garrity GM. List of changes in taxonomic opinion no. 36. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2022; 72:5413.

• Notes:
  • The specific epithet taiwanensis is a "N.L. masc. adj.", not a "N.L. fem. adj." as cited in the paper by Chen et al. 2002. Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592.

Parent taxon: Meiothermus Nobre et al. 1996

Assigned by: Chen MY, Lin GH, Lin YT, Tsay SS. Meiothermus taiwanensis sp. nov., a novel filamentous, thermophilic species isolated in Taiwan. Int J Syst Evol Microbiol 2002; 52:1647-1654.

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Record number: 777754