Spirochaeta
A microscopic photograph of fluorescent-stained Spirochaeta americana
Scientific classification Edit this classification
Domain: Bacteria
Kingdom: Pseudomonadati
Phylum: Spirochaetota
Class: Spirochaetia
Order: Spirochaetales
Family: Spirochaetaceae
Genus: Spirochaeta
Ehrenberg 1835 non Turczaninow 1851
Type species
Spirochaeta plicatilis
Ehrenberg 1835
Species

See text

Synonyms
  • "Ehrenbergia" Gieszczykiewiez 1939 non Martius 1827 non Sprengel 1820

Spirochaeta is a genus of bacteria classified within the phylum Spirochaetota.[1][2]

Phylogeny

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The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN)[1] and National Center for Biotechnology Information (NCBI).[2]

16S rRNA based LTP_10_2024[3][4][5] 120 marker proteins based GTDB 10-RS226[6][7][8]

Winmispira thermophila (Aksenova et al. 1992) Podosokorskaya et al. 2025

Salinispiraceae

Spirochaeta lutea Shivani et al. 2015

Salinispira

Spirochaetaceae
Spirochaeta

S. africana Zhilina et al. 1996

S. asiatica Zhilina et al. 1996

S. dissipatitropha Pikuta et al. 2009

Alkalispirochaetaceae

Spirochaeta halophila Greenberg & Canale-Parola 1977

Alkalispirochaeta

Spirochaeta aurantia Vinzent 1926 ex Canale-Parola 1980

"Thiospirochaetaceae"

Spirochaeta cellobiosiphila Breznak & Warnecke 2008

Oceanispirochaeta

Thiospirochaeta

Spirochaeta

Spirochaeta isovalerica Harwood & Canale-Parola 1983

Spirochaeta psychrophila Miyazaki et al. 2014

species‑group 2

"Entomospiraceae"

Borreliaceae

SP‑2023

SP-2023

"Ca. Haliotispira"

"Entomospirales"

"Entomospiraceae"

Spirochaetales_E
"Thiospirochaetaceae"

Thiospirochaeta

DSM‑2461

Spirochaeta isovalerica

Spirochaetaceae_B

Oceanispirochaeta

DSM‑17781
DSM‑17781

Spirochaeta cellobiosiphila

Winmispirales
Winmispiraceae

Winmispira thermophila

"Salinispirales"
Alkalispirochaetaceae

Alkalispirochaeta

DSM‑8902

Spirochaeta africana

Salinispiraceae

Spirochaeta lutea

Salinispira

"Sediminispirochaetales"

"Ca. Thalassospirochaeta" {UBA9216: UBA9216}

"Marispirochaetales"

Sphaerochaetales

Treponematales

Species incertae sedis:

  • Spirochaeta plicatilis Ehrenberg 1835 (type sp.)
  • "Spirochaeta taiwanensis" Chi-Yu & Cai-Ji 2004
  • Spirochaeta xylanolyticus Yeh & Huang 2004

See also

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References

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  1. ^ a b Spirochaeta in LPSN; Freese, H. M.; Meier-Kolthoff, J. P.; Sardà Carbasse, J.; Afolayan, A. O.; Göker, M. (29 October 2025). "TYGS and LPSN in 2025: a Global Core Biodata Resource for genome-based classification and nomenclature of prokaryotes within DSMZ Digital Diversity". Nucleic Acids Research. 53: D1 – D12. doi:10.1093/nar/gkaf1110.
  2. ^ a b Schoch CL; et al. "Spirochaeta". National Center for Biotechnology Information (NCBI) taxonomy database. Retrieved 2025-06-05.
  3. ^ "The LTP". Retrieved 10 December 2024.
  4. ^ "LTP_all tree in newick format". Retrieved 10 December 2024.
  5. ^ "LTP_10_2024 Release Notes" (PDF). Retrieved 10 December 2024.
  6. ^ "GTDB release 10-RS226". Genome Taxonomy Database. Retrieved 1 May 2025.
  7. ^ "bac120_r226.sp_label". Genome Taxonomy Database. Retrieved 1 May 2025.
  8. ^ "Taxon History". Genome Taxonomy Database. Retrieved 1 May 2025.