BIEDS OF EUROPE, 
NOT OBSERVED IN THE BRITISH ISLES. 
INSECTIVORtE. 
Family SYLVIAD^F. 
Genus Sylvia, f Latham.) 
Generic Characters . — Beak slender, compressed on the ante- 
rior half; the superior mandible sloped towards the point, the 
inferior mandible straight. Nostrils basal, lateral, ovoid, and 
half closed with a membrane. Tarsi longer than the middle 
toe; three toes in front and one behind, the external one united 
at its base to the middle; the claw of the hinder toe shorter 
than the toe, and curved. The first wing primary is very 
short, or absent, the second a little shorter than the third, or 
as long; the greater wing coverts much shorter than the 
primaries; tail extended, unequal, rounded, or square. 
Section I.— RTJTICILL^, {^luhle.) SYLVAINS, {Temminclc.) 
GULDENSTADT’S EEDSTART. 
VOL. II. 
Sylcia erythroyastra. 
