“On the Relation between the Pleistocene Glacial Period and the Origin of the Sunda Sea (Java- and South China-Sea), 
. A. F. NGRAAFF and M. WEBER: x 
Bret oe and on its Influence on the Distribution of Coral-reefs and on the Land- and Freshwater Fauna. 
CELEB ES 
SEA 
Djam Bi 
Moest 
Toe 
8 a! ae NEA 
INDIAN ee RO 
ONSEN! 
stratt 
Soenda 
40 fathom line, also coastline of Soenda-land 
----- Hypothetical boundary of the stable portion of Soenda- land 
== 
Fig. 1. Sketch-map of the East-Indian Archipelago showing the Sunda-shelf and the Sahul-shelf. 
Seale 1 : 12.500.000. 
Proceedings Royal Acad. Amsterdam. Vol. XXIII. 
