Hyphomonas neptunium Dataset NCBI Taxonomy Rank SPECIES Classification phylum Pseudomonadota class Alphaproteobacteria order Hyphomonadales family Hyphomonadaceae genus Hyphomonas species Hyphomonas neptunium Name Synonyms Hyphomicrobium neptunium Hyphomicrobium neptunium Leifson 1964 (Approved Lists 1980) Hyphomonas neptunium (Leifson 1964) Moore et al. 1984 emend. Li et al. 2014 Homonyms Hyphomonas neptunium Hyphomonas neptunium (Leifson 1964) Moore et al. 1984 emend. Li et al. 2014