Pseudomonas mesophilica Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Alphaproteobacteria order Hyphomicrobiales family Methylobacteriaceae genus Methylobacterium species Methylobacterium mesophilicum Name Homonyms Pseudomonas mesophilica Pseudomonas mesophilica Austin and Goodfellow 1979 (Approved Lists 1980)