jurassic period powerpoint-1

JURASSIC

North America

Albuquerque

Uplands

LowlandsCoastal Plain

Mountains

• Nerinea trinodosa, (top left)

• Perisphinctes tiziani (bottom left)

Index Fossils

Lagerstätte• Solnhofen, Germany

• Was a coral reef in a warm shallow sea.

• This Lagerstatte was formed by result the sea receding, and the coral drying.

• Sea animals such as horseshoe crabs, Ichthyosaurus, Plesiosaurs, and other water dwelling creatures were found here.

• The environment in Solnhofen, Germany is much like the rest of Europe, with temperatures differing by season.

Archaeopteryx

• Archaeopteryx was the “first bird”.

• Archaeopteryx Is very important because it shows the evolution paths of certain reptiles in this period. It came to be because the species was evolving.

• Archaeopteryx was fairly successful in part to it’s ability to glide short distances, and it’s heightened sense of sight, as well as hearing .

Geography of The Jurassic Period

•In the beginning of the Jurassic period , all of the continents were together to form the one big continent of Pangaea.

•In the late Jurassic, the land between what is now North America , South America and Africa began to break apart, creating the Atlantic Ocean.