438 



THE HON. WALTER ROTHSCHILD ON 



[Dec. 13, 



pygmceus (Linn.), will give succinctly the true nomenclature and 

 relationship of the difierent forms. 



Text-fio-. 117. 



Skull of Foncfo jjygmaus iormn pi/ffmceiis (Linn.). 



Entire Species. 

 PONGO PYGMiEUS (Linn.). 



Bornean Stibsjjecies . 



1. Landak Subspecies. 



Pongo pygmceus f form, dimorph. agrias (Schreber). 

 ptygmceus, \ form, dimorph. pygmceus (Linn.). 



2. Batangtu Subspecies. 



Pongo pyginxceiis \ form, dimorph. wurmhii (E. Geoff.). 

 tvurr}%bii, \ form, dimorph. skalcttiensis (Selenka). 



3. Dadap-Genepai Subspecies. 



Pougo pygmceus J form, dimorph. cladap)p>ensis (Selenka). 

 dadappensis, [ forai. dimorph. genepcdensis (Selenka). 



