Wallace Line by the Sahul Shelf to New Guinea. The biogeographic boundary known as Lydekker's Line, which separates the eastern edge of Wallacea from the Australian region, has a similar origin to the Wallace line. During ice age glacial advances, when the , both Asia and Australia were united with what are now islands on their respective continental shelves as continuous land masses, but the deep water between those two large continental shelf areas was, for over 50 million years, a barrier that kept the flora and fauna of Australia separated from those of Asia. Wallacea consists of islands that were not
Carter-Wallace MedPointe bought the diagnostics and drug businesses. Carter-Wallace Carter-Wallace was a personal care company headquartered in New York City. The company was formed by the merger of Carter Products and Wallace Laboratories. The company has a research facility in Cranbury, New Jersey. The company was formed as Carter Medicine Company which was incorporated in 1880 by John Samuel Carter of Erie, Pennsylvania. John Carter died in 1884 and his son, Samuel Carter took over. John Higgins Wallace, Jr., a research chemist from Princeton, New Jersey was hired and he formulated Arrid deodorant in 1935. In 2001 the consumer product line