36 x 24 in Poster of Reconstructed Prehistoric Marine Creatures
Summary 
Geological Timescale 
Precambrian Era
Paleozoic Era
Mesozoic Era
Animalia Marine Life
Age of Marine Reptiles
Four major groups of reptiles
Xiphactinus Audax
Krnosaurus queenslandicus
Janjucetus hunderi skull
Dunkleosteus terrell skull
Helicorpion
Tyiosaurus Proriger
Achelon ischyros
Coelacanth
Liopleurodon ferox
Sarcosuchus imperator
Mesosaurus
Protostega gigas
Elasmosaurus
Ichtyosaurus