NO. 12 



SMITHSONIAN EXPLORATIONS, I917 



109 



Fig. 113. — Surouaro, situatuu ... ...^ head of Yellow Jacket. I'liotuyraph by 



J. \\ irsula. 



*.^Kf^*Xi--:jfjtM 



11.4. — Semicircular lower oi)positc moutli ot Uawsoii (.'aiiynii. 

 I'lioto^jrapii hy J. Wir.suln. 



