Dendrooca palrnarum hypochrysoa. 
Middlosex Oount^r, T.fass. 
I 
1880. 
Oct. 7. Abundant in birches (Concord). 
1881. !' 
Oct. 7. 
One in birches, the first; very fat (Concord) 
“ 27. 
They ha.ve boon unusually scarce this autumn, I 
seen only three (Concord). 
I- 
ii 
have 
