thio-, thi-, thion-

1. Small rod-shaped bacteria living in sewage or soil and oxidizing sulfur.
2. A rod-shaped bacteria that derives energy from the oxidation of one or more reduced sulfur compounds.

Its organisms are widely distributed in marine, freshwater, and soil environments, especially where oxidizable sulfur is abundant.

Life forms that thrive in the presence of sulfur; such as, those inhabiting soil, sewage, etc., that derive energy from the oxidation of sulfur or sulfur compounds.