350 On the Birds of Great Liakoff Island. 



tlie coast of Tchuski Land by the ' Vega ' expedition, which 

 was described as a new species by Palmen under the name of 

 Larus argentatus, var. vegce. It is said to differ from L. affinis 

 in having flesh-coloured legs (Palmen, Bidrag Sibir. Ishafsk. 

 Fogelfauna Vega-exp. p. 370). It is first recorded on the 

 2nd of June, said to be commoner on the 9th, and still more 

 so on the 11th. On the 29th a slightly incubated egg was 

 found, and on the Gth of July three nearly fresh eggs. On 

 the 26th of August the young were able to fly. 



Larus glaucus. 



Glaucous Gulls were occasionally seen. 



.; COLYMBUS SEPTENTRIONALIS. 



The Red-throated Diver is recorded on the 21st of June, 

 and several are said to have been seen on the 22nd. Several 

 were heard on the 4th of July, and one was seen on the 22nd, 

 and others on the 26th. Many were seen on the lltli of 

 August^ and a few remained until the 9th of September. 



, Anser albifrons. 



On the 5th of June and afterwards a solitary White-fronted 

 Goose was seen, and on the 11th and afterwards small flocks 

 began to appear. On the 6th of July a nest with four in- 

 cubated eggs was found, and from the 7th to the 21 st birds 

 were frequently seen. From the 20th of July to the end of 

 the month they were observed in full moult ; and two 

 examples were seen as late as the 13th of September. 



.' Anser brenta. 



A pair of Brent Geese were seen on the 10th of June, and 

 a second pair on the 12th. On the 20th several were shot, 

 and large flocks were seen from the 8th of July to the 16th. 

 On the 28th four examples were seen. 



-/■ Somateria stellert. 



Stellcr's Eider Duck is recorded on the 7th of May, when 

 a flock was seen flying towards the Lena delta. Three days 

 later another flock was seen flying in the same direction. On 

 the 20th, 21st, and 27th of June, and on the 3rd and 6th of 

 July, other flocks were seen. No other records occur, except 



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