A better description is a skelaton Koopa that is extremly hard to kill and comes back to life if not killed in a certain way. There usually found in bowsers castle or underground
eg: Simon and Sharon both agreed there was more moisture in the single tear rolling down her cheek than there had been throughout the 30 minute dry bone session.
Remember kids, a tub of vasoline is easily available from the local drugstore. this simple precaution vastly reduces your chances of encountering the dry bone
Lucy: "Boots are doing a speical offer on vasoline, its 2-for-1!"
Cecile: "Thanks all the same, but I'm a dry bone kinda gal!"