Nitrosospira briensis Winogradsky and Winogradsky 1933 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Betaproteobacteria order Nitrosomonadales family Nitrosomonadaceae genus Nitrosospira species Nitrosospira briensis Name Homonyms Nitrosospira briensis Nitrosospira briensis Winogradsky and Winogradsky 1933