Dacentrus

(pronounced dah-sen-TROO-rus ) Dacentrus meaning very sharp point tail) was an early stegosaurid dinosaur, a well-protected plant-eater that was about 15 feet (4.4 m) long. It had two rows of asymmetrical plates on its back and two rows of long spikes (with sharp edges) running along its lower back and tail. The longest spike found is 1.5 feet (45 ...
Found on http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
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