The Age of Reptiles ended because it ... The Age of Reptiles ended because it had gone on long enough and it was all a mistake in the first place. A better day was dawning at the close of the Mesozoic Era. There were some little warm-blooded animals around which had been stealing and eating the eggs of the Dinosaurs, and they were gradually learning to steal other things, too. Civilization was just around the corner. Will Cuppy
plinth: plinth: 1. A block or slab on which a pedestal, column, or statue is placed.
2. The base block at the intersection of the baseboard and the vertical trim around an opening.
3. A continuous course of stones supporting a wall. Also called plinth course.
4. A square base, as for a vase. American Heritage Dictionary