Nitrospiria Garrity and Holt 2022 Dataset NCBI Taxonomy Classification kingdom Pseudomonadati phylum Nitrospirota class Nitrospiria Name Homonyms Nitrospiria "Nitrospiria" Oren et al. 2015 Nitrospiria Garrity and Holt 2022 "Nitrospiria" Cavalier-Smith 2020