Sulfur bacteria Filamentous autotrophic chemosynthetic bacteria that derive energy by oxidizing sulfides to elemental sulfur and build up carbohydrates form carbon dioxide.

• 硫细菌：是通过将硫化物氧化为单体硫获得能量，可将二氧化碳固定为碳水化合物的丝状化能自养细菌。