314 STUDIES IN lilRD-MIGRATION 



autumn. At the former season it has occurred as a 

 British summer migrant, and as a bird of passage, from 

 3rd April until the second week of May. 



The autumn movements southwards are recorded 

 between 15th August and 30th September. 



Phylloscopus collybita, CJiiff-chaff. — One killed 

 during a rush of migrants northwards, on the early 

 morning of loth April 1903, was sent to me. 



There are records for September, but as no birds 

 were sent, their authenticity cannot be regarded as 

 established. 



AcROCEPHALUS scHCENOB.ENUs, Sedge - Warbler. — 

 Common at the lantern, especially in the autumn. 



In spring the earliest record (bird sent) is for 28th 

 April, and the movements continue until the third week 

 in May. 



The autumn emigrations commence early, for it has 

 been killed (and sent) on ist August. The departures 

 are in evidence throughout September and down to 6th 

 October, when the latest capture was made. 



AcROCEPHALUS STREPERUS, Reed- Warbler. — One 

 killed at the lantern between 12 and 3 a.m. on the 3rd 

 of May 1887, during a remarkable rush, and sent to me, 

 is the only known occurrence at the Eddystone. 



LocusTELLA N/EviA, Gi'assJiopper-Warbler. — I cap- 

 tured one at the lantern at 3 a.m. on 13th October; 

 and specimens have since been sent to me on several 

 occasions for dates ranging from the last days of 

 September to 30th October. 



LusciNiA MEGARiivNCiius, Nightingale. — One killed 

 during a rush of migrants, between 12 and 2 a.m. on 

 the I 2th April 1902, was sent to me. 



Erithacus rubecula, Redbreast. — I have received 



