Zetaproteobacteria Dataset NCBI Taxonomy Rank CLASS Classification phylum Pseudomonadota class Zetaproteobacteria Name Synonyms "Candidatus Zetaproteobacteria" Emerson et al. 2007 "Zetaproteobacteria" Makita et al. 2017 Homonyms Zetaproteobacteria "Zetaproteobacteria" Makita et al. 2017