"Rickettsiella melolonthae" (Krieg 1955) Philip 1956 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Gammaproteobacteria order Legionellales family Coxiellaceae genus Rickettsiella species Rickettsiella melolonthae Name Homonyms Rickettsiella melolonthae "Rickettsiella melolonthae" (Krieg 1955) Philip 1956