Nitrosospira Winogradsky & Winogradsky, 1933 Dataset Checklist of Vermont Species Rank GENUS Classification kingdom Bacteria phylum Proteobacteria class Gammaproteobacteria order Burkholderiales family Nitrosomonadaceae genus Nitrosospira Name Synonyms Nitrosovibrio Harms, Koops & Wehrmann, 1976 Homonyms Nitrosospira Winogradsky & Winogradsky, 1933