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.
1. Phanerozoic -The Mesozoic Era is an interval of geological time from about 250 million years ago to about 65 million years ago. It is one of three geologic eras of the Phanerozoic eon. 2. Jurassic -Though cycads are a minor component of the plant kingdom today, during the Jurassic period they were extremely common. 3.