Piscirickettsia Fryer, Lannan, Giovannoni & Wood, 1992 Dataset TAXREF Rank GENUS Classification kingdom Bacteria phylum Proteobacteria class Gammaproteobacteria order Thiotrichales family Piscirickettsiaceae genus Piscirickettsia Name Homonyms Piscirickettsia Fryer, Lannan, Giovannoni & Wood, 1992