370 bulletin: museum of comparative zoology. 



until close to the Island, and descending in the disorderly zigzag 

 manner of the Old Squaw. 



Specimens were taken at Copper Island, Petropavlovsk, East Cape, 

 Siberia, and St. Lawrence Island. 



A few were seen on July 19, 1913, about eighty miles south of 

 Wrangel Island. 



Cepphus mandti (Mandt). 

 mandt's guillemot. 



The only one of this species observed was a male shot by Mr. Dixon 

 on July 19, 1913, about eighty miles south of Wrangel Island. 



Cepphus columba Pallas. 

 pigeon guillemot. 



Abundant about Bering Sea wherever cliffs were to be found. 

 Our collection contains specimens from Copper Island, Cape 

 Shipunski, and East Cape. 



Cepphus carbo Pallas. 



SOOTY guillemot. 



A male of this species was taken at Cape Shipunski, May 21, 1913, 

 We saw no others. 



Synthliborhamphus antiquus (Gmelin). 



ANCIENT MURRELET. 



We saw no Ancient Murrelets. Our collection contains a purchased 

 pair taken at Copper Island, May 29 and June 30, — , and a juvenile 

 male from Bering Island without data. 



Aethia cristatella (Pallas). 



CRESTED AUKLET. 



This species was common about St. Lawrence Island (Cape Chi- 

 bukak), June 3, 1913, and about Providence Bay, Siberia, and Bering 

 Strait, in June, 1913. 



Specimens were taken at St. Lawrence Island and East Cape. 



