Taxon DOI
Trevisan 1885 (Approved Lists 1980) emend. Ma et al. 2021
Taxonomic Rank
Nomenclatural Taxonomy [1980-2016]
Incertae sedis taxa are placed using SOSCC (Garrity and Lilburn 2008)
Taxon RecordName Record
Rahn 1984 emend. Adeolu et al. 2016
(Schroeter 1886) Trevisan 1887 (Approved Lists 1980)
(Hormaeche and Edwards 1960) Tindall et al. 2017
corrig. Rodrigues et al. 2019
Xu et al. 2015
(Kimura et al. 2014) Ma et al. 2022
(Aragão and Vianna 1913) Carter et al. 1999
Passet and Brisse 2018
Hu et al. 2019
Gujarati et al. 2020
Saha et al. 2013
Bascomb et al. 1971 (Approved Lists 1980) pro synon. Enterobacter aerogenes Hormaeche and Edwards 1960 (Approved Lists 1980)
Sakazaki et al. 1989
(Flügge 1886) Lautrop 1956 (Approved Lists 1980)
(Abel 1893) Bergey et al. 1925 (Approved Lists 1980)
Merla et al. 2020
Bagley et al. 1982
Brisse et al. 2014
Trevisan 1887 (Approved Lists 1980)
Li et al. 2004
Merla et al. 2020
Izard et al. 1981
Ferragut et al. 1983
Rosenblueth et al. 2004
None 2015
Type Status
The taxonomic placement of this genus within the root Universal Root.

  Woese et al. 1990
  (None 2015) Woese et al. 1990
  (sic) Garrity et al. 2021
  Garrity et al. 2005 emend. Williams and Kelly 2013
  (Garrity and Holt 2001) Adeolu et al. 2016
  Rahn 1984 emend. Adeolu et al. 2016
  Trevisan 1885 (Approved Lists 1980) emend. Ma et al. 2021

The taxonomy from the rank of class and below is based upon currently published taxonomic opinion. For a complete taxonomy, refer to The Taxonomic Outline of Bacteria and Archaea, Release 7.7.
When referring to this Abstract, please use its Digital Object Identifier and cite NamesforLife.
Taxon Abstract for the genus Klebsiella Trevisan 1885 (Approved Lists 1980) emend. Ma et al. 2021. NamesforLife, LLC. Retrieved .
This information was last reviewed on April 18, 2022.


  1. Brisse S, Passet V, Grimont PAD. Description of Klebsiella quasipneumoniae sp. nov., isolated from human infections, with two subspecies, Klebsiella quasipneumoniae subsp. quasipneumoniae subsp. nov. and Klebsiella quasipneumoniae subsp. similipneumoniae subsp. nov., and demonstration that Klebsiella singaporensis is a junior heterotypic synonym of Klebsiella variicola. Int J Syst Evol Microbiol 2014; 64:3146-3152. [PubMed].
  2. Adeolu M, Alnajar S, Naushad S, Gupta RS. Genome based phylogeny and taxonomy of the "Enterobacteriales": proposal for Enterobacterales ord. nov. divided into the families Enterobacteriaceae, Erwiniaceae fam. nov., Pectobacteriaceae fam. nov., Yersiniaceae fam. nov., Hafniaceae fam. nov., Morganellaceae fam. nov., and Budviciaceae fam. nov. Int J Syst Evol Microbiol 2016; 66:5575-5599. [PubMed].
  3. Bascomb S, Lapage SP, Willcox WR, Curtis MA. Numerical classification of the tribe Klebsielleae. J Gen Microbiol 1971; 66:279-295. [PubMed].
  4. Bergey DH, Harrison FC, Breed RS, Hammer BW, Huntoon FM. In: Bergey DH, Harrison FC, Breed RS, Hammer B.W., Huntoon FM (eds), Bergey's Manual of Determinative Bacteriology, Second Edition, The Williams and Wilkins Co., Baltimore, 1925, p. 1-462.
  5. Hu Y, Wei L, Feng Y, Xie Y, Zong Z. Klebsiella huaxiensis sp. nov., recovered from human urine. Int J Syst Evol Microbiol 2019; 69:333-336. [PubMed].
  6. Rodrigues C, Passet V, Rakotondrasoa A, Diallo TA, Criscuolo A, Brisse S. Description of Klebsiella africanensis sp. nov., Klebsiella variicola subsp. tropicalensis subsp. nov. and Klebsiella variicola subsp. variicola subsp. nov. Res Microbiol 2019; 170:165-170. [PubMed].
  7. Rosenblueth M, Martínez L, Silva J, Martínez-Romero E. Klebsiella variicola, a novel species with clinical and plant-associated isolates. Syst Appl Microbiol 2004; 27:27-35. [PubMed].
  8. Izard D, Ferragut C, Gavini F, Kersters K, DeLey J, Leclerc H. Klebsiella terrigena, a new species from soil and water. Int J Syst Bacteriol 1981; 31:116-127.
  9. Bagley ST, Seidler RJ, Brenner DJ. Klebsiella planticola sp. nov.: a new species of Enterobacteriaceae found primarily in nonclinical environments. Curr Microbiol 1981; 6:105-109.
  10. Carter JS, Bowden FJ, Bastian I, Myers GM, Sriprakash KS, Kemp DJ. Phylogenetic evidence for reclassification of Calymmatobacterium granulomatis as Klebsiella granulomatis comb. nov. Int J Syst Bacteriol 1999; 49:1695-1700. [PubMed].
  11. Tindall BJ, Sutton G, Garrity GM. Enterobacter aerogenes Hormaeche and Edwards 1960 (Approved Lists 1980) and Klebsiella mobilis Bascomb et al. 1971 (Approved Lists 1980) share the same nomenclatural type (ATCC 13048) on the Approved Lists and are homotypic synonyms, with consequences for the name Klebsiella mobilis Bascomb et al. 1971 (Approved Lists 1980). Int J Syst Evol Microbiol 2017; 67:502-504. [PubMed].
  12. Gujarati S, Chaudhari D, Hagir A, Khairnar M, Shouche Y, Rahi P. Klebsiella indica sp. nov., isolated from the surface of a tomato. Int J Syst Evol Microbiol 2020; 70:3278-3286. [PubMed].
  13. Ma Y, Wu X, Li S, Tang L, Chen M, An Q. Proposal for reunification of the genus Raoultella with the genus Klebsiella and reclassification of Raoultella electrica as Klebsiella electrica comb. nov. Res Microbiol 2021; 172:103851-103851. [PubMed].
  14. Merla C, Rodrigues C, Passet V, Corbella M, Thorpe HA, Kallonen TVS, Zong Z, Marone P, Bandi C, Sassera D, Corander J, Feil EJ, Brisse S. Description of Klebsiella spallanzanii sp. nov. and of Klebsiella pasteurii sp. nov. Front. Microbio. 2019; 10:2360-2360. [PubMed].
  15. Li X, Zhang D, Chen F, Ma J, Dong Y, Zhang L. Klebsiella singaporensis sp. nov., a novel isomaltulose-producing bacterium. Int J Syst Evol Microbiol 2004; 54:2131-2136. [PubMed].
  16. Trevisan V. Sul micrococco della rabbia e sulla possibilita di riconoscere durante il periode d'incubazione, dall'essame del sangue della persona moricata, se ha contratta l'infezione rabbica. Rend Ist Lombardo Accad Sci Lett Sez 1887; 20:88-105.
  17. Saha R, Farrance CE, Verghese B, Hong S, Donofrio RS. Klebsiella michiganensis sp. nov., A New Bacterium Isolated from a Tooth Brush Holder. Curr Microbiol 2013; 66:72-78. [PubMed].
  18. Passet V, Brisse S. Description of Klebsiella grimontii sp. nov. Int J Syst Evol Microbiol 2018; 68:377-381. [PubMed].
  19. Ferragut C, Izard D, Gavini F, Kersters K, DeLey J, Leclerc H. Klebsiella trevisanii: a new species from water and soil. Int J Syst Bacteriol 1983; 33:133-142.
  20. Sakazaki R, Tamura K, Kosako Y, Yoshizaki E. Klebsiella ornithinolytica sp. nov., formerly known as ornithine-positive Klebsiella oxytoca. Curr Microbiol 1989; 18:201-206.
  21. Lautrop H. Gelatin-liquefying Klebsiella strains (Bacterium oxytocum (Flügge) ). Acta Pathol Microbiol Scand 1956; 39:375-384. [PubMed].
  22. Xu J, Li W, Chen X, Zhou Y. Klebsiella alba sp. nov., a novel pesticide-tolerant bacterium from a heavily polluted environment. J Gen Appl Microbiol 2015; 56:241-247. [PubMed].
  23. No reference is available 2015