Taxon DOI
Ewing 1962 (Approved Lists 1980)
Taxonomic Rank
Nomenclatural Taxonomy [1980-2016]
Incertae sedis taxa are placed using SOSCC (Garrity and Lilburn 2008)
Taxon RecordName Record
Adeolu et al. 2016
(de Salles Gomes 1944) Ewing 1962 (Approved Lists 1980) pro synon. Proteus inconstans (Ornstein 1920) Shaw and Clarke 1955 (Approved Lists 1980)
Juneja and Lazzaro 2009
Müller 1983
Müller et al. 1986
Hu et al. 2019
(Hadley et al. 1918) Brenner et al. 1978 (Approved Lists 1980) pro synon. Proteus rettgeri (Hadley et al. 1918) Rustigian and Stuart 1943 (Approved Lists 1980)
Hickman-Brenner et al. 1983
Juneja and Lazzaro 2009
(Buttiaux et al. 1954) Ewing 1962 (Approved Lists 1980)
Khunthongpan et al. 2014
Somvanshi et al. 2006
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
  Adeolu et al. 2016
  Ewing 1962 (Approved Lists 1980)

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 Providencia Ewing 1962 (Approved Lists 1980). NamesforLife, LLC. Retrieved .
This information was last reviewed on August 27, 2019.


  1. 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].
  2. Juneja P, Lazzaro BP. Providencia sneebia sp. nov. and Providencia burhodogranariea sp. nov., isolated from wild Drosophila melanogaster. Int J Syst Evol Microbiol 2009; 59:1108-1111. [PubMed].
  3. Ewing WH. The tribe Proteae: its nomenclature and taxonomy. Int Bull Bacteriol Nomencl Taxon 1962; 12:93-102.
  4. Somvanshi VS, Lang E, Sträubler B, Spröer C, Schumann P, Ganguly S, Saxena AK, Stackebrandt E. Providencia vermicola sp. nov., isolated from infective juveniles of the entomopathogenic nematode Steinernema thermophilum. Int J Syst Evol Microbiol 2006; 56:629-633. [PubMed].
  5. Müller AE, O'Hara CM, Fanning GR, Hickman-Brenner FW, Swenson JM, Brenner DJ. Providencia heimbachae, a new species of Enterobacteriaceae isolated from animals. Int J Syst Bacteriol 1986; 36:252-256.
  6. Brenner DJ, Farmer JJ, Fanning GR, Steigerwalt AG, Klykken P, Wathen HG, Hickman FW, Ewing WH. Deoxyribonucleic acid relatedness of Proteus and Providencia species. Int J Syst Bacteriol 1978; 28:269-282.
  7. Hickman-Brenner FW, Farmer JJ, Steigerwalt AG, Brenner DJ. Providencia rustigianii: a new species in the family Enterobacteriaceae formerly known as Providencia alcalifaciens biogroup 3. J Clin Microbiol 1983; 17:1057-1060. [PubMed].
  8. Khunthongpan S, Sumpavapol P, Tanasupawat S, Benjakul S, H-Kittikun A. Providencia thailandensis sp. nov., isolated from seafood processing wastewater. J Gen Appl Microbiol 2013; 59:185-190. [PubMed].
  9. Hu Y, Feng Y, Zhang X, Zong Z. Providencia huaxiensis sp. nov., recovered from a human rectal swab. Int J Syst Evol Microbiol 2019; 69:2638-2643. [PubMed].
  10. Lautrop H. Genus X. Proteus Mauser 1885, 12. In: Buchanan RE, Gibbons NE (eds), Bergey's Manual of Determinative Bacteriology, Eighth Edition, The Williams and Wilkins Co., Baltimore, 1974, p. 327-330.
  11. Müller HE. Providencia friedericiana, a new species isolated from penguins. Int J Syst Bacteriol 1983; 33:709-715.