Nitrosomonas oligotropha Koops et al. 1991 Aakra A. Utåker J.B. Pommerening-Röser A. Koops H.-P. Nes I.F. Detailed phylogeny of ammonia-oxidizing bacteria determined by rDNA sequences and DNA homology values 2001 51 6 2021 2030 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/00207713-51-6-2021 11760943 Koops H.P. Böttcher B. Möller U.C. Pommerening-Röser A. Stehr G. Classification of eight new species of ammonia-oxidizing bacteria: Nitrosomonas communis sp. nov., Nitrosomonas ureae sp. nov., Nitrosomonas aestuarii sp. nov., Nitrosomonas marina sp. nov., Nitrosomonas nitrosa sp. nov., Nitrosomonas eutropha sp. nov., Nitrosomonas oligotropha sp. nov. and Nitrosomonas halophila sp. nov. 1991 137 1689 1699 Journal of General Microbiology J Gen Microbiol 0022-1287 Purkhold U. Pommerening-Röser A. Juretschko S. Schmid M.C. Koops H.-P. Wagner M. Phylogeny of all recognized species of ammonia oxidizers based on comparative 16S rRNA and amoA sequence analysis: implications for molecular diversity surveys 2000 66 5368 5382 Applied and Environmental Microbiology Appl Environ Microbiol 0099-2240 1098-5336 11097916 rid.6240 erroneously lists the type strain as Nm 46