58 A HAND -LIST OF BRITISH BIRDS. 



other I. Hebrides ; has nested very rarely 0. Hebrides and Shet- 

 lands, but is seen on spring and autumn passage in these islands, 

 as well as Fair Isle and Orkneys. Also abundant passage-migrant 

 on south and east coasts England, and east coast Scotland. Occa- 

 sionally stays winter in south England and in Ireland. 



DISTRIBUTION. Abroad. From Lapland, Finland, Scandinavia, 

 and north Russia throughout west, central, and south Europe, except 

 in Balkan Peninsula. In winter in Africa, in small numbers in 

 Mediterranean countries. Replaced in north-east Russia and 

 Siberia by P. t. eversmanni. 



123. Phylloscopus trochilus eversmanni (Bp.) - THE 

 NORTHERN WILLOW-WARBLER. 



PHYLLOPNEUSTE EVERSMANNI Bonaparte, Consp. Gen. Av., i, p. 289 

 (1850 Ex Eversmann, Addenda. Actual typical locality : Kazan 

 and Orenburg). 



Phylloscopus trochilus eversmanni (Bonap.), C. B. Ticehurst, Bull. B.O.C., 

 xxm, p. 20 ; cf. Brit. B., n, pp. 234, 342, v, p. 28). 



DISTRIBUTION. Great Britain. Passage-migrant, having been 

 detected in small numbers in spring (end April and May) in Isle of 

 Wight, Sussex, Kent, Norfolk, Yorks, Isle of May, and Shetlands, 

 once in Sept. and Oct. in Norfolk, and once in Sept. in Yorks. 

 (ut supra). 



DISTRIBUTION. Abroad. North-east Russia and Siberia, at least 

 to River Kolyma. Once obtained in Bering Sea. On migration 

 in Roumania, and apparently wintering in Africa. Often difficult 

 to distinguish, therefore distribution not well known. 



PHYLLOSCOPUS NITIDUS 



124. Phylloscopus nitidus viridanus Blyth THE GREENISH 

 WARBLER. 



PHYLLOSCOPUS VIRIDANUS Blyth, Journ. As. Soc. Bengal, xn, p. 967 



( 1843 Calcutta and Nepal). 



Phylloscopus viridanus Blyth, Saunders, p. 65. 



DISTRIBUTION. England. One, a female, North Cotes (Lines.), 

 Sept. 5, 1896 (G. H. Caton-Haigh, Bull. B.O.C., vi, p. viii). [A 

 second record, Sule Skerry Light., afterwards shown to be Phyllo- 

 scopus b. borealis, vide infra, No. 126.] 



DISTRIBUTION. Abroad. Breeds from Baltic Provinces of Russia 

 (possibly north-east Russia) throughout central Russia to west 

 Siberia and north Turkestan. Winters in India. Replaced by 

 P. n. nitidus in Caucasus, Transcaspia and Persia, and by another 

 form in east Siberia and other parts of Asia. 



