How To Use Permian period In A Sentence

• The only known igneous rocks in the area are Permian periodotite and lamprophyre dikes as well as diatremes of ultramafic composition associated with the Fluorite district.
  0 0
• The basin rose and became continent since Permian Period.
  0 0
• What about the 30-inch dragonflies, six inch cockroaches, and the dimetrodons of the Permian period?
  0 0
• The crash in the Permian period 245 million years ago involved the disappearance of between 77 and 96 per cent of all marine animal species. SPIX'S MACAW: THE RACE TO SAVE THE WORLD'S RAREST BIRD
  0 0
• The freshwater shark, some 20 inches (50 centimeter) long, dates back to the late Permian period, when the Saar-Nahe Basin in southwest Germany was peppered with short-lived lakes.
  0 0