Paleobiota
Arthropleura
Uintatherium
Mesohippus
Rhamphorhynchus
Trilobozoa
Crinoid
Dickinsonia
Echmatemys
Platybelodonby Cenozoic Proboscidea Megafauna
Chalicotherium
Protoceratops
Tyrannosaurus Rex
Diplocaulus
Stereospondylomorphic Chaos Frequencyby Gerrothorax
Dimetrodon
Paraceratherium
Trilobite Feeding Frenzy
Eohippus
Deinotheriumby Cenozoic Proboscidea Megafauna
Sclerocephalusby Paleobiota and Forest of Frogs Present: Temnospondyli
Parasaurolophus
Icey Plains of Predationby Pleistocene Megafauna
Phorusrhacidae
Anomalocarisby Cambriazoa
Hallucigeniaby Cambriazoa
Eryon
Opabiniaby Cambriazoa
Mesozoic Depthsby Ichthyosauromorpha
