Wallace Line connected islands on the west (Sumatra, Java, etc.) with the Asian continent and with similar wildlife, and islands on the east such as New Guinea were connected to Australia and were characterised by the presence of marsupials. Wallace used his extensive travel in the region to propose a line to the east of Bali since "all the islands eastward of Borneo and Java formed part of an Australian or Pacific Continent, from which they were separated." The name 'Wallace's Line' was first used by Thomas Huxley in an 1868 paper to the Zoological Society of London, but showed the line
Gerald Wallace blocks (an average of .3 per game) and his averages were down across the stat line from 2005. Wallace improved his play in the second month of the season, but he went down with a separated shoulder in a December game against the Indiana Pacers. When he returned, Wallace continued his fine play finishing the season averaging 18.1 points, 7.2 rebounds, 2.6 assists, 2 steals, and 1 block in 72 games. Wallace appeared opposite Tim Duncan in the March 2008 "SLAM-UP" centerfold for "SLAM Magazine". Wallace suffered a Grade 3 concussion on February 23, 2008 after taking an unintentional elbow