Includes additional material about prehistoric life.
Originally published as part of the X-Venture dinosaur kingdom series.
"Original Chinese edition published in Malaysia in 2011 by Kadokawa Gempak Starz"--verso.
Summary
Once again, the Dinosaur Explorers--Sean, Stone, Rain, Emily and robot Starz--are stuck in the past- 430 million years way back when, in the Silurian era! Somehow, Rain managed to snare Emily in one of his schemes to collect ancient treasure. However, they find far more than they bargained for when a group of prehistoric shellfish decide to snack them!--From publisher description.