Methylophaga Janvier et al. 1985 emend. Boden 2012 Dataset NCBI Taxonomy Classification kingdom Pseudomonadati phylum Pseudomonadota class Gammaproteobacteria order Thiotrichales family Piscirickettsiaceae genus Methylophaga Name Homonyms Methylophaga Methylophaga Janvier et al. 1985 emend. Boden 2012