WILLOW WARBLER. 329 
INSESSORES. SYLVIADA. 
DENTIROSTRES. 
THE WILLOW WARBLER. 
Sylvia Trochilus. 
Sylvia trochilus, Yellow Warbler, PENN. Brit. Zool. vol. 1. p. 511. 
Motacilla ., o Wren, Montacu, Ornith. Dict. 
Willow ., Bewicx, Brit. Birds, vol. i. p. 266. 
Regulus a Yellow .,, FiLEM, Brit. An. p. 72. 
Sylvia = 5 - Se.sy, Brit. Ornith. vol. i. p. 226. 
a % Willow  ,, Jenyns, Brit. Vert. p. 111. 
aA FS, oA BS Goutp, Birds of Europe, pt. i. 
Bec-fin Pouillot, Timm. Man. d’Ornith. vol. 1. p. 224, 
Tue Wittow Warster visits this country every spring 
rather earlier in the season than the bird last described, 
but about the same time as the Blackcap. Around Lon- 
don, and in the southern counties of England, it is gene- 
rally seen and heard by the middle of April; and Mr. 
