i88 THE SCOTTISH NATURALIST 



on 30th April/ 1 St May, and several were at the Isle of May 

 lantern early on 29th May. "Hundreds" visited Hoy High on 6th 

 October, and some arrivals are noted at the Isle of May on 9th 

 October. Some of these records may refer to A. s. littoralis. 



The Grey-headed Wagtail, Motacilla flava thunbergi. — Birds 

 belonging to this form are recorded from the Isle of May on 20th 

 May (i. 1914, 199), and Lerwick on 13th September (i. 1915, 115), 

 while Wagtails belonging either to this race or to the Blue-headed, 

 Motacilla flava flava, visited Fair Isle on 22nd and 23rd, and 

 from 27th to 29th May, on ist, 2nd, 6th and 24th July, and on 

 ist, 3rd, 4th, 6th and 17th August. See p. 153. 



The Yellow Wagtail, Motacilla flava rayi.—ls first recorded 

 from Summerston, where a male was seen on i6th April, and 

 a male and three females next day (2 vi. 90). Three males were 

 noted at Beith on i8th April (2. vi. 90), after which arrivals are 

 reported up to the end of the month. Perhaps the most interesting 

 note is from Possil, where sixty-four were counted between 6.30 

 and 7.50 P.M. on 25th April, all coming from the east and resting 

 along the south-west edge of "the Marsh." They came in ones and 

 twos, and once a party of five together (2. vi. 90). 



Last seen at Beith on 9th September, Mochrum on i6th and 

 Corsemalzie on 20th September. 



The Grey Wagtail, Motacilla cinerea cinerea. — Returns to 

 their breeding haunts are recorded between 2nd March and 10th 

 April. Grey Wagtails visited Sule Skerry on i6th April, North 

 Unst on 3rd May, Sule Skerry next day, Fair Isle on 9th, 14th 

 and 2 ist May, and Galson (O.H.) frequently between loth and 

 31st May. On 25th May one, and on 2nd June three appeared 

 in the burn at Lahill, where they do not breed. On i8th 

 August one was observed on Whalsay Skerries, the Flannans were 

 visited on 20th August and loth September, the Muckle Flugga 

 rock on 27th August and nth September, and there are a fair 

 number of records from Galson between i8th August and 17th 

 September. Local movements are noted from mainland stations 

 between 25th August and 27th September, and single birds are 

 recorded from the Butt of Lewis on 9th October, the Flannans 

 on 13th and 22nd and Eoligarry on i6th October, 



The White Wagtail, Motacilla alba alba. — Is first recorded 

 from Lerwick on 22nd March, Pentland Skerries on 30th March 



