"Rickettsia gravesii" Owen et al. 2006 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Alphaproteobacteria order Rickettsiales family Rickettsiaceae genus Rickettsia species Rickettsia gravesii Name Homonyms Rickettsia gravesii Rickettsia gravesii Abdad et al. 2017 "Rickettsia gravesii" Owen et al. 2006