It became the trademark of the company that is reviving the period of the "beautiful era".

Moreover, they are found there in rock formations from four different periods of the Devonian era, a highly unusual circumstance.

His reign was the outstanding creative period of the Safavid era.

It is the second period of the Cainozoic era.

The ensuing Tertiary period of the Cenozoic era is also missing from the state's rock record.

It is the last period of the Paleozoic era, and ended in the largest mass extinction known to science.

The Cambrian is the first geological period of the Paleozoic era.

The class sees dinosaurs and learns the name of the different periods of the era and other information.

"2003 will be the most challenging period of the postwar era for Germany."

The most important strata are named after the geological periods of the Mesozoic era.