Thiobacillus Q Dataset NCBI Taxonomy Classification kingdom Pseudomonadati phylum Pseudomonadota class Betaproteobacteria order Nitrosomonadales family Thiobacillaceae genus Thiobacillus species Thiobacillus sp.Q Name Homonyms Thiobacillus Thiobacillus Q Thiobacillus Beijerinck 1904 (Approved Lists 1980) emend. Boden et al. 2017 Thiobacillus X "Thiobacillus X" Parker and Prisk 1953