Proteus rettgeri (Hadley et al. 1918) Rustigian and Stuart 1943 (Approved Lists 1980) Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Gammaproteobacteria Garrity et al. 2005 emend. Williams and Kelly 2013 Enterobacterales (Garrity and Holt 2001) Adeolu et al. 2016 Morganellaceae Adeolu et al. 2016 Proteus Hauser 1885 (Approved Lists 1980) emend. Hyun et al. 2016 Proteus rettgeri (Hadley et al. 1918) Rustigian and Stuart 1943 (Approved Lists 1980) Proteus Hauser 1885 (Approved Lists 1980) emend. Hyun et al. 2016 Proteus sp. None 2015 Proteus myxofaciens Cosenza and Podgwaite 1966 (Approved Lists 1980) Proteus morganii (Winslow et al. 1919) Yale 1939 (Approved Lists 1980) pro synon. Morganella morganii (Winslow et al. 1919) Fulton 1943 (Approved Lists 1980) Proteus vulgaris Hauser 1885 (Approved Lists 1980) Proteus terrae Behrendt et al. 2016 Proteus inconstans (Ornstein 1920) Shaw and Clarke 1955 (Approved Lists 1980) Proteus penneri Hickman et al. 1983 Proteus hauseri O'Hara et al. 2000 Proteus mirabilis Hauser 1885 (Approved Lists 1980) Proteus cibarius Hyun et al. 2016 Proteus columbae Dai et al. 2018 Proteus alimentorum Dai et al. 2018 Proteus faecis Dai et al. 2019 Proteus cibi Dai et al. 2019 Proteus rettgeri (Hadley et al. 1918) Rustigian and Stuart 1943 (Approved Lists 1980) Providencia rettgeri (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) Rustigian R. Stuart C.A. Taxonomic relationships in the genus Proteus. 1943 53 241 243 Proceedings of the Society for Experimental Biology and Medicine Proc Soc Exp Biol Med 0037-9727 1525-1373 Somvanshi V.S. Lang E. Sträubler B. Spröer C. Schumann P. Ganguly S. Saxena A.K. Stackebrandt E. Providencia vermicola sp. nov., isolated from infective juveniles of the entomopathogenic nematode Steinernema thermophilum. 2006 56 3 629 633 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.63973-0 16514040 Skerman V.B.D. McGowan V. Sneath P.H.A. Approved Lists of Bacterial Names 1980 30 1 225 420 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-225 Rustigian R. Stuart C.A. Taxonomic relationships in the genus Proteus. 1943 53 241 243 Proceedings of the Society for Experimental Biology and Medicine Proc Soc Exp Biol Med 0037-9727 1525-1373