Prehistoric Life Paleozoic
Prehistoric Life 
Prehistoric Life 【Life of the Permian】Mesosaurus – The Oldest Amniote Embryos Were Inside the Mothers of a Reptile That Went Back to the Water
Prehistoric Life 【Life of the Carboniferous】Lepidodendron – The Bark That Fills the Coal Was Usually Less Than 5 cm Thick on the Living Tree
Prehistoric Life 【Life of the Permian】Fusulinids – Rice-Grain Shells of Single Cells Revealed That Akiyoshidai Was Upside Down
Prehistoric Life 【Life of the Devonian】Materpiscis – The Oldest Known Mother, an Armored Fish Carrying an Embryo on an Umbilical Cord
Prehistoric Life 【Life of the Permian】Glossopteris – The Tongue-Shaped Leaf Scott’s Party Hauled to the End
Prehistoric Life 【Life of the Carboniferous】Tully Monster – Seventy Years On, No One Knows if It Was a Vertebrate
Prehistoric Life 【Life of the Permian】Diplocaulus – Its Boomerang Head Was Measured as a Wing in a Wind Tunnel
Prehistoric Life 【Life of the Permian】Helicoprion – A Spiral of Teeth That Went Without a Home for More Than a Century
Prehistoric Life 【Life of the Carboniferous】Megarachne – The “Largest Spider Ever” Was a Sea Scorpion All Along
Prehistoric Life 【Life of the Ordovician】Starfish – The Animal That Lost Its Trunk and Crawls the Seafloor as a Head
Prehistoric Life 【Life of the Ordovician】Cameroceras – The 9-Meter Giant Was a Rumor About a Different Genus
Prehistoric Life 【Life of the Cambrian】Trilobites – Eyes With Lenses Made of Calcite Crystal
Earth Timeline Earth Timeline Series – Index
Earth Timeline 【Earth Timeline 04】The Cambrian Period – When the Blueprints of Animal Bodies Came Together
Earth Timeline 【Earth Timeline 05】The Ordovician Period – Reef-Filled Seas and an Ending Locked in Ice
Earth Timeline 【Earth Timeline 06】The Silurian Period – When Plants Came Ashore
Earth Timeline 【Earth Timeline 07】The Devonian Period – How Fins Became Legs
Earth Timeline 【Earth Timeline 08】The Carboniferous Period – Giant Insects and Oxygen-Rich Forests
Earth Timeline 【Earth Timeline 09-1】The Permian Period – When the Continents Became One
Earth Timeline