French lensmaker Essilor International SA agreed to buy Luxottica Group SpA, the maker of Ray-Ban sunglasses, for about 22.8 billion euros ($24 billion) in stock, combining the largest manufacturer and retailer in eyewear and creating an e-commerce contacts and eyewear powerhouse.
The Permian Period was the final period of the Paleozoic Era. Lasting from 299 million to 251 million years ago, it followed the Carboniferous Period and preceded the Triassic Period. By the early Permian, the two great continents of the Paleozoic, Gondwana and Euramerica, had collided to form the supercontinent Pangaea.
An era of geologic time, from the end of the Precambrian to the beginning of the Mesozoic. The word Paleozoic is from Greek and means old life. Permian (286 - 248 million years ago) The final period of the Paleozoic era.It is named after the province of Perm, Russia, where rocks of this age were first studied.ver time, life forms change. Their fossil record allows geologists to date and compare rocks across geological time. For example, dinosaur fossils are only found during the Mesozoic era some 245 to 65 million years ago. The following table shows the geologic time scale.