11.   The letter is on display at a Buddhist monastery in northeastern Thailand where the fossilized remains of six dinosaurs have been discovered.

12.   The wormlike structures might be their fossilized remains.

13.   Ignacio Cerda found the fossilized remains in Patagonia near the southern Argentine town of Cinco Saltos, officials said Saturday.

14.   Fossilized remains of a prehistoric worm which lived in human intestines have been found in a grotto in the south of France, researchers said Thursday.