488,300,000 B.C.
-488,300,000 EVOLUTION Ordovician period and Early Ordovian epoch begin on Earth. First extinction event.

488,000,000 B.C.
-488,000,000 EVOLUTION Fish develop jaws, gills and armor plating.

475,800,000 B.C.
-475,000,000 EVOLUTION Plants move onto land.

471,800,000 B.C.
-471,800,000 EVOLUTION Middle Ordovian epoch begins on Earth.

461,000,000 B.C.
-461,000,000 EVOLUTION Late Ordovian epoch begins on Earth.

450,000,000 B.C.
-450,000,000 EVOLUTION Arthropods move onto land.

443,700,000 B.C.
-443,700,000 EVOLUTION Silurian period and Early Silurian or Llandovery epoch begin on Earth.

440,000,000 B.C.
-440,000,000 EVOLUTION Ordovician-Silurian extinction event is complete.

428,200,000 B.C.
-428,200,000 EVOLUTION Wenlock epoch begins on Earth.

423,000,000 B.C.
-423,000,000 EVOLUTION Late Silurian or Ludlow epoch begins on Earth.

418,700,000 B.C.
-418,700,000 EVOLUTION Pridoli epoch begins on Earth.

416,000,000 B.C.
-416,000,000 EVOLUTION Devonian period and Early Devonian epoch begin on Earth.

400,000,000 B.C.
-400,000,000 EVOLUTION The first insects and sharks evolve on Earth.

397,500,000 B.C.
-397,500,000 EVOLUTION Middle Devonian epoch begins on Earth.

385,300,000 B.C.
-385,300,000 EVOLUTION Late Devonian epoch begins on Earth.

375,000,000 B.C.
-375,000,000 EVOLUTION Tiktaalik (lobe-finned) fish evolve on Earth.

370,000,000 B.C.
-370,000,000 EVOLUTION Cladoselache, a high-speed shark, develops on Earth.

365,000,000 B.C.
-365,000,000 EVOLUTION Late Devonian extinction occurs on Earth.
-365,000,000 EVOLUTION New insect species evolve on Earth.
-365,000,000 EVOLUTION Fish evolve into tetrapods on Earth.
-360,000,000 EVOLUTION Plants develop seeds on Earth.
-360,000,000 EVOLUTION The golden age of sharks begins on Earth.
-360,000,000 EVOLUTION Creation of Wooleigh crater and Siljan Ring on Earth.

359,200,000 B.C.
-359,200,000 EVOLUTION Carboniferous period and Early Mississippian epoch begin on Earth.

350,000,000 B.C.
-350,000,000 EVOLUTION Karoo Ice Age begins on Earth.

345,300,000 B.C.
-345,300,000 EVOLUTION Middle Mississippian epoch begins on Earth.

326,400,000 B.C.
-326,400,000 EVOLUTION Late Mississippian epoch begins on Earth.

318,100,000 B.C.
-318,100,000 EVOLUTION Early Pennsylvanian epoch begins on Earth.

311,700,000 B.C.
-311,700,000 EVOLUTION Middle Pennsylvanian epoch begins on Earth.

306,500,000 B.C.
-306,500,000 EVOLUTION Late Pennsylvanian epoch begins on Earth.

300,000,000 B.C.
-300,000,000 EVOLUTION Supercontinent Pangea forms on Earth.
-300,000,000 EVOLUTION Reptiles develop eggs, insects develop wings, forests cover the Earth.

299,000,000 B.C.
-299,000,000 EVOLUTION Permian period and Cisuralian epoch begins on Earth.

286,000,000 B.C.
-286,000,000 EVOLUTION The golden age of sharks ends on Earth.

280,000,000 B.C.
-280,000,000 EVOLUTION Dragonflies develop 2-foot wing spans. Vertarates, reptiles eveolve on Earth.

270,600,000 B.C.
-270,600,000 EVOLUTION Guadalupian epoch begins on Earth.

260,400,000 B.C.
-260,400,000 EVOLUTION Lopingian epoch begins on Earth.

256,000,000 B.C.
-256,000,000 EVOLUTION Mammel-like reptiles develop on Earth.

251,400,000 B.C.
-251,400,000 EVOLUTION Mesozoic era, Triassic period and Early Triassic epoch begin on Earth.

250,000,000 B.C.
-250,000,000 EVOLUTION Karoo Ice Age ends on Earth.
-250,000,000 EVOLUTION Permian-Triassic extinction event wipes out 90% of all animals.

245,000,000 B.C.
-245,000,000 EVOLUTION Middle Triassic epoch begins on Earth.

228,000,000 B.C.
-228,000,000 EVOLUTION Late Triassic epoch begins on Earth.

220,000,000 B.C.
-220,000,000 EVOLUTION Earth’s climate becomes very dry. Dinosaurs develop.

208,000,000 B.C.
-208,000,000 EVOLUTION Second major spread of sharks.

200,000,000 B.C.
-200,000,000 EVOLUTION Fifth mass extinction event occurs.

199,600,000 B.C.
-199,600,000 EVOLUTION Jurassic period and Early Jurassic epoch begin on Earth.

180,000,000 B.C.
-180,000,000 EVOLUTION Supercontinent Pangea begins to break up on Earth.

175,600,000 B.C.
-175,600,000 EVOLUTION Middle Jurassic epoch begins on Earth.

164,000,000 B.C.
-164,000,000 EVOLUTION Castorocauda lutrasimilis, a swimming mammal lives on Earth.

161,200,000 B.C.
-161,200,000 EVOLUTION Late Jurassic epoch begins on Earth.

150,000,000 B.C.
-150,000,000 EVOLUTION Giant dinosaurs are common on Earth.
-150,000,000 EVOLUTION Birds evolve from theropod dinosaurs.

145,500,000 B.C.
-145,500,000 EVOLUTION Cretaceous period and Early Cretaceous epoch begin on Earth.

135,000,000 B.C.
-135,000,000 EVOLUTION New dinosaurs appear on Earth.

133,000,000 B.C.
-133,000,000 EVOLUTION Jeholomis prima, a primitive bird lives on Earth.

130,000,000 B.C.
-130,000,000 EVOLUTION Plants develop flowers, causing a major burst of evolution on Earth.

128,000,000 B.C.
-128,000,000 EVOLUTION A small, feathered tyrannosaur lives on Earth.

125,000,000 B.C.
-125,000,000 EVOLUTION Eomaia scansoria lives on Earth.

123,000,000 B.C.
-123,000,000 EVOLUTION More dinosaurs develop feathers.

110,000,000 B.C.
-110,000,000 EVOLUTION 12 meter crocodile lives on Earth.
-110,000,000 EVOLUTION Carnivorous dinosaurs lives on Earth.


Donnie Love
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