Bpecies of Raspora* so thai the boundary of the I lyprinidae 

 is thus moved to the eastward of Lombok. 



Absolutely different is the real conditio!) of the Ranidas. 

 This family lias penetrated t hrou.uliout all of Xew Guinea 

 and western Polynesia; one single species, indeed (Ihnta 

 pd/>)!<i), having reached the Cape York IVninsula of 

 Queensland. Other Indian families of amphibians ( Knuy- 

 stomatidae, Pelobatida?) have also reached to New Guinea. 

 We see here then the boundaries of this transition region 

 well defined, the westerly by the Cyprinidae, the easterly 

 by the Ranidaa. 



Among the families of the strictly fresh-water fishes 

 conditions are similar; and some have even reached 



