Tullimonstrum gregarium, Tully Monster Mammoth / Mastodon ~ 5" x 5" x

~ 5"  x  5"  x  2" high

pyrophyllite

almost all modern humans (outside a small section of Africa) have ~ 2% of their genome related to Neanderthal

Stegosaurus would have lived alongside dinosaurs such as Apatosaurus

found mainly in massive form and in colors ranging from blue to green

Tullimonstrum gregarium, Tully Monster Mammoth / Mastodon ~ 5" x 5" xTullimonstrum gregarium, popularly known as The Tully Monster, is the Illinois State Fossil & is perhaps one of the most mysterious fossils ever unearthed Age of the Tully Monster During the Pennsylvanian Period (roughly 307 million years ago), the land that is now Illinois lay near Earth's equator. Dense swamps, forested with primitive plants, covered much of western and central Illinois. In shallow seas nearby, the Tully monster swam along with