U. S. NATIONAL MUSEUM 



BULLETIN 113 PL. 16 



Lake (Icorucj Ndva Scdlin 



H. H. Cleaves. 



I-ake Ciporpe, Xova Scotia. 



Great Black-Backed Gull. 



For DESCprpTiON see paqe 330. 



{. H. Clcav. 



