REPORT ON SCOTTISH ORNITHOLOGY IN I917 167 



7th October to the end of the month, while numbers appeared at 

 Lerwick on nth December. 



The Tree-sparrow, Passer montanus montanns. Two are 

 noted at Cullen (Banffshire) on 12th March, one at Glenorchard on 

 30th April and three there on 3rd May. 



The Corn-bunting, Emberiza calandra calandra. Some 

 movement is noted from 15th March to 24th April, chiefly from 

 our Northern Isles, and on 4th May Corn-buntings appeared in a 

 new nesting ground near Dundee. From 15th October to 18th 

 November movement is again recorded, and a flock of twenty of 

 these birds is reported from Cullen on 28th December. 



The Yellow Bunting, Emberiza citrinella citrinella. Two 

 appeared at Barra Head on 29th January and one at the Isle of 

 May on 3rd April. 



The Lapland Bunting, Calcarius lapponicus lapponicus. See 

 p. 149. 



The Snow -bunting, Plectrophenax nivalis. An enormous 

 flock is reported from Bruntsfield Links, Edinburgh, on 17th 

 January. Single birds visited the Isle of May on 25th February 

 and 25th March, while on 7th March a flock of twenty-four arrived 

 on Swona. Northward passage is recorded from stations in Orkney, 

 Shetland, and the Outer Hebrides from 7th to 28th April, and the 

 last Snow-bunting reported for the season is from Swona on 

 1 st May. 



The first notes of return are from North Unst on 17th 

 September, Swona on 27th September, and Whalsay Skerries on 

 6th October. From this last date up to 5th November small 

 arrivals are reported fairly frequently from stations in our Northern 

 Isles and on the east coast; on 10th November a flock was seen 

 near Dunkeld and another near Glenorchard on 16th December, on 

 which date a single bird visited the Isle of May. 



The Skylark, Alauda arvensis arvensis. A Skylark struck the 

 Little Ross lantern at 2 am. on 18th January, and flocks are 

 recorded from Tiumpanhead and Kyleakin on 4th February, 

 doubtless weather movements. From 17th February to 2nd March 

 a good deal of movement is noted at our more southern stations, 

 chiefly at Little Ross (19th February, great rush, at lantern 2 a.m. ; 

 24th February, numbers at lantern ; and 2nd March, many killed at 

 lantern are the principal entries from this light), Rhinns of Islay 

 (and L.), Pladda (and L.), and Isle of May; these refer no doubt in 

 great part to the return of our breeding birds. From 7th March, 



