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The Aptian is a geological age within the Early Cretaceous period. It spans from approximately 125 million years ago to 113 million years ago.

Key points about the Aptian age include:

  1. Chronology: The Aptian is the second age within the Early Cretaceous, following the Barremian and preceding the Albian.
  2. Geological Events: During the Aptian, the Earth’s climate was generally warm, and sea levels were relatively high. This led to the formation of extensive shallow seas and the deposition of marine sediments.
  3. Biological Evolution: The Aptian was marked by the diversification of various groups of plants and animals. Dinosaurs continued to thrive and evolve, with new species emerging. Additionally, marine life, including ammonites and planktonic organisms, flourished during this time.
  4. Geological Formations: The Aptian age is associated with the deposition of various sedimentary rock formations around the world. Fossilized remains found within these formations provide valuable insights into the ancient environments and ecosystems of the time.
  5. Stratigraphy: The division of geological time into ages, such as the Aptian, is part of the international geologic timescale. This timescale provides a standardized framework for understanding the history of Earth.
  6. Geological Records: Geologists study the sedimentary rocks and fossils from the Aptian to understand Earth’s past climate, sea level changes, and the evolution of life.