Thiobacterium (ex Janke, 1924) La Riviere & Kuenen, 1989 Dataset Catalogue of Life Rank GENUS Classification kingdom Bacteria phylum Proteobacteria class Gammaproteobacteria order Thiotrichales family Thiotrichaceae genus Thiobacterium Name Homonyms Thiobacterium (ex Janke, 1924) La Riviere & Kuenen, 1989