Methylomonas J Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Gammaproteobacteria order Methylococcales family Methylococcaceae genus Methylomonas species Methylomonas sp.J Name Homonyms Methylomonas Methylomonas J "Methylomonas" Leadbetter 1974 Methylomonas (ex Leadbetter 1974) Whittenbury 1984 emend. Bowman et al. 1993