Orientia tsutsugamushi (Hayashi, 1920) Tamura et al., 1995 Dataset Prokaryotic Nomenclature Up-to-Date (PNU) Rank SPECIES Published in Int. J. Syst. Bacteriol. 45::590 Classification genus Orientia species Orientia tsutsugamushi Name Synonyms Rickettsia tsutsugamushi (Hayashi, 1920) Ogata, 1931 Homonyms Orientia tsutsugamushi (Hayashi, 1920) Tamura et al., 1995