Methylorubrum rhodinum Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Pseudomonadati phylum Pseudomonadota class Alphaproteobacteria order Hyphomicrobiales family Methylobacteriaceae genus Methylorubrum species Methylorubrum rhodinum Name Synonyms Methylobacterium rhodinum Methylobacterium rhodinum corrig. (Heumann 1962) Green and Bousfield 1983 Protomonas extorquens (biovar 2) Pseudomonas rhodos Pseudomonas rhodos Heumann 1962 (Approved Lists 1980) Homonyms Methylorubrum rhodinum