PONGO 



205 



Measurements of Old Adult Male Ourang Skulls in Selenka 

 Collection from Borneo. 



PONGO PYGM^US 

 HOPPIUS 



No. 

 Pongo landakensis 



(Selenka) 1 



Pongo landakensis 



(Selenka) _. 6 



Pongo 1. dadappensis 



(Selenka) 169 



Pongo 1. dadappensis 



(Selenka) 183 



Pongo 1. dadappensis 



(Selenka) 165 



Pongo 1. dadappensis 



(Selenka) 168 



Pongo 1. dadappensis 



genepai (Selenka) — 151 

 Pongo 1. dadappensis 



genepai (Selenka) ... 42 

 Pongo 1. skalauensis 



(Selenka) 17 



Pongo 1. skalauensis 



(Selenka) 18 



Pongo 1. skalauensis 



(Selenka) 100 



Pongo 1. skalauensis 



(Selenka) , . . 200 



Pongo 1. batangtuensis 



(Selenka) 23 



pongo 1. batangtuensis 



(Selenka) 29 



*Pongo 1. batangtuensis 



(Selenka) 41 



Pongo I. batangtuensis 



(Selenka) 141 



Pongo 1. batangtuensis 



(Selenka) 10 



Pongo 1. batangtuensis 



(Selenka) ? 



•5iJ 



'E, 





67 



78.3 



59.1 



77.4 



74.2 



69,8 



83 



65,5 



64.6 



74.6 



72 .S 



70.3 



64.7 



74.8 



66.6 



73.1 



68 



64.7 



*This skull is not that of a freshly killed specimen, but is weather worn and was prob- 

 ably found in the forest. 



