Evolution of the Alligator

Evolution of the Crocodile

250,000,000 BC - 200,000,000 BC

228,000,000 BC - 199,000,000 BC

200,000,000 BC - 120,000,000 BC

150,000,000 BC - current

110,000,000 BC - 100,000,000 BC

100,000,000 BC - 95,000,000 BC

80,000,000 BC - 70,000,000 BC

70,000,000 BC - 50,000,000 BC

55,000,000 BC - current

23,000,000 BC - 40,000 BC

4,200,000 BC - current

Major Events

250,000,000 BC

200,000,000 BC

65,000,000 BC

10,000 BC

1950 AD - 1960 AD