How To Use Permian In A Sentence
- There is a gap of several tens of millions of years between the Middle Permian when the last Metoptomatids lived, and the Middle Triassic when the true limpets appear.
- It's Comer , folks, into the end zone for another Permian touchdown!
- The Park overlies a segment of a 400 km long southwest-trending fossil reef that surrounds the Delaware Basin of southeastern New Mexico and western Texas which was a small reef-fringed inland sea in Permian times 280-250 mya. Carlsbad Caverns National Park, United States
- It is now widely recognized that the events at the Permian-Triassic boundary gave rise to major terrestrial ecosystem collapse.
- Carboniferous and Permian strata often contain useful index fossils belonging to this group.
- In the dry late Permian environment many types of synapsids and reptiles flourished.
- In eastern Mongolia late Permian marine sediments with brachiopods, crinoids and Bryozoa and Triassic marine sediments with ammonites occur in the suture zone, indicating that marine conditions existed during these times.
- The great lycopod and cordaite trees of the Carboniferous and Permian were long gone, although smaller lycopods survived.
- Carboniferous and Permian strata often contain useful index fossils belonging to this group.
- 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.
