Is this creature similar to the carbon-based, creatures which
extract nutrients from volcanic sulphur hydroxide instead of photosynthesis?
If you are thinking of a different creature, I am as interested in
information on the new one as you are.
Moderator's note: The creature responsible for fixation of inorganic carbon
into metabolically useful molecules by way of energy derived by the
oxidation of sulphide at hydrothermal vents and hydrocarbon seeps is