Nitrososphaera viennensis Stieglmeier et al., 2014 Dataset Prokaryotic Nomenclature Up-to-Date (PNU) Rank SPECIES Published in Int. J. Syst. Evol. Microbiol. 64::2746 Classification genus Nitrososphaera species Nitrososphaera viennensis Name Homonyms Nitrososphaera viennensis Stieglmeier et al., 2014