Fossil Collection Kit Twelve identified pieces are contained in this collection. Each specimen includes an info card with information about the fossil. Additionally, there is also a geological time scale displaying time periods that correspond to the fossils inside. Discover a historic amount of information in a easy and digestible way. The Fossils included with this collection are: Petrified Wood - Fossilized trees when climatic conditions covered them in terrain Dinosaur Bone Brachiopod - A form of marine life which resembled clams Sea-Urchin - Sea-Urchins belong to a common group of sea animals Ammonite - The sea reptile the name means the coiled horn was an air-breathing animal Pelecypod - Also known as “Devil’s Toenail” this oyster was active in the early Cretaceous Era (135 Million Years ago). Horn Coral - From the mississippian period 325 million years ago Gastropod - The largest class of mollusks, are covered in a protective shell Turritella - Spired shells a type of snail shell found in fossils Crinoid Stem - Creatures that looked like flowers on a thick stem Trilobite - Extinct marine life Shark Teeth Learn more about these fossils with the information provided inside the kit.