Wallace Line to the west of the Philippines. Wallace's studies in Indonesia demonstrated the emerging theory of evolution, at about the same time as Joseph Dalton Hooker and Asa Gray published essays also supporting Darwin's hypothesis. Understanding of the biogeography of the region centers on the relationship of ancient sea levels to the continental shelves. Wallace's Line is visible geographically when the continental shelf contours are examined; it can be seen as a deep-water channel that marks the southeastern edge of the Sunda Shelf which links Borneo, Bali, Java, and Sumatra underwater to the mainland of southeastern Asia. Australia is likewise connected
Green Line (TRAX) House Branch, which goes under I-15/I-80 and then briefly runs along the south side of West Andy Avenue to South 300 West. After crossing South 300 West it continues east until about 220 West where it reaches the Union Pacific right-of-way and takes a sharp turn north as it merges with the Blue and Red lines), before entering Central Pointe, which is just south of West 2100 South (SR-201).Central Pointe is the only TRAX station served by the S Line. The S Line platform is situated just southeast of the TRAX platform. (The S Line provides streetcar service east to