Wallacea

Wallacea is the group of islands within the red area. The Weber Line in blue has been used to separate Wallacea into a western part pertaining to Asia and an eastern part pertaining to Oceania.
The Sunda and Sahul shelves. Wallacea is the area in between.

Wallacea /wɒˈlsiə/ is a biogeographical designation for a group of mainly Indonesian islands separated by deep-water straits from the Asian and Australian continental shelves. Wallacea includes Sulawesi, the largest island in the group, as well as Lombok, Sumbawa, Flores, Sumba, Timor, Halmahera, Buru, Seram, and many smaller islands. The islands of Wallacea lie between the Sunda Shelf (the Malay Peninsula, Sumatra, Borneo, Java, and Bali) to the west, and the Sahul Shelf including Australia and New Guinea to the south and east. The total land area of Wallacea is 347,000 km2 (134,000 sq mi).[1]

  1. ^ Myers, N.; Mittermeier, R. A.; Mittermeier, C. G.; Da Fonseca, G. A; Kent, J. (2000). "Biodiversity hotspots for conservation priorities" (PDF). Nature. 403 (6772): 853–857. Bibcode:2000Natur.403..853M. doi:10.1038/35002501. PMID 10706275. S2CID 4414279. Retrieved 15 September 2019.