Bothriolepis, Placoderm, Armored Fish Alamosaurus This dinosaur thrived in the

This dinosaur thrived in the Middle Jurassic period around 165 million years ago

granulated rubber mulch or dirt and create a life like fossil dig experience

late Cretaceous (74-83 million years) near Chadron

with most of the bones hollow

Dromaeosaurs had feathers and other features like hollow bones that are used in flight

Bothriolepis, Placoderm, Armored Fish Alamosaurus This dinosaur thrived in theBothriolepis was a bottom feeding armored fish that lived in brackish water and seas, in the middle of the Late Devonian period, about 370 million years ago. It has been found in every continent except Africa and South America. Bothriolepis had a blunt head and wide body covered with plates that measured about 10 inches (25cm) in length. The tail and posterior part of the trunk had no armor. The overall size of the living fish would have been about 24