text: " The whole tribe of corals whose lives are sufficiently brief and sufficiently simple are yet not permitted to die away from the scene and leave it as so many of us do just as they found it; they build up such a mausoleum of their bones--(for what used to be considered as the shell of the animal is now pronounced to be a sort of bony nucleus or skeleton)--that large islands are formed and a corresponding displacement of the sea is occasioned