Wallace's line, imaginary line postulated by A. R. Wallace as the dividing line between Asian and Australian fauna in the Malay Archipelago. It passes between Bali and Lombok islands and between Borneo and Sulawesi, then continues S of the Philippines and N of the Hawaiian Islands.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
More on Wallace's line from Fact Monster:
See more Encyclopedia articles on: Southeast Asia Physical Geography