302 MR. H. SEEBOHM OX THE BIRDS OF THE LENA DELTA. 
Haliaetus albicilla (1). Eagles were occasion all}'- seen, but 
were not identified. They were probably the White-tailed Eagle. 
Falco feregrinus. The Peregrine breeds in the mountains 
south of the delta. 
Buteo lagopus. The Eough-legged Buzzard also breeds in the 
mountains south of the delta. 
SuRNiA nyctea. The Snowy Owl also breeds in the mountains. 
One arrived in the delta on June 12th. 
Saxicola (Exanthe. The Wheatear was only seen in the south 
of the delta. 
CoRvus coRAX The Eaven is said to remain all the year round 
on the mainland, and was occasionally seen on the delta. 
Emberiza nivalis. The Snow Bunting was the second bird of 
passage to arrive in spring, and Avas fu’st seen on May 6th. Eggs 
were obtained on June 27th, and young were seen on July IStli. 
Ejiberiza pusilla (?). A small Bunting, probably the Little 
Bunting, arrived on May 29th, and eggs were taken on July 4th. 
Axthus cervinus (?). Pipits were occasionally seen, probably the 
Eed-throated Pipit. 
Motacilla ocularis. AVagtails were obtained on the mainland, 
south of the delta, which were identified as the species found 
by Middendorff on the Boganida. 
Garrulus infaustus. The Siberian Jay was only found in the 
south of the delta. 
Cypselus (Sp. 1 ). A small Swift, dark grey above and Avhite 
underneath ; is said to have been seen in autumn south of the 
delta. It Avas most probably a Sand Martin. 
Lagopus albus. The AVilloAV Grouse leaves the tundra in late 
autumn and migrates south to the forests. It is the first bird 
to arrive, and Avas seen in 1882 on January 17th; but the year 
following not until February 9th. Their crops Avere full of WilloAV 
buds. Eggs Avere obtained on July 5th, and young in doAvn 
on the 28th. 
Lagopus alpinus. A Ptarmigan, breeds on tlie mountains 
south of the delta, and is probably tlie same form as that Avhicli I 
sliot at Golcheeka. It appears to me to bo quite as distinct from 
tlie Iceland form as that is from the Scandinavian bird. 
CiiARADRius MINOR. The Littlo Einged Plover is only found in 
the south of the delta. 
