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.
Mostly during the time of dinosaurs. The first mammal-like reptiles occurred during the Permian Period, about 300 million years ago. Primitive mammals appeared in the Mesozoic Era along with dinosaurs in the Jurassic Period, about 250 million years ago. The Age of Mammals began after the extinction of the dinosaurs and beginning of the Cenozoic Era during the Quaternary Period, about 65 million years ago.