Proteus inconstans (Ornstein, 1920) Shaw & Clarke, 1955 Dataset Prokaryotic Nomenclature Up-to-Date (PNU) Rank SPECIES Published in Int. J. Syst. Bacteriol. 30::348 Classification genus Providencia species Providencia alcalifaciens Name Homonyms Proteus inconstans (Ornstein, 1920) Shaw & Clarke, 1955