Hypsilophodon /
written by Ron Wilson ; illustrated by Doreen Edwards.
- Vero Beach, FL : Rourke Enterprises, c1984.
- 21 p. : col. ill. ; 27 cm.
Introduces the hypsilophodon, one of the smaller ornithoscian, or bird-hipped, dinosaurs, a plant-eater believed to have been one of the fastest-running creatures ever to live on the earth.