The '''Bodybody Chamberchamber''', also called the '''Livingliving Chamberchamber''', is the outermost or last chamber in the [[Animal shell|shell]] of a [[nautiloid]] or [[Ammonoidea|ammonoid]] [[cephalopod]]. The body of the animal occupies the Livingliving Chamberchamber, apart from the [[siphuncle]] which extends through the rest of [[Septa (biology)|septa]] (the [[phragmocone]]) to provide [[buoyancy]].