(*asS$-J l t 
&t*M. yx » v, }«k^v v (<io'\, ys~ 
147. Bubo virginianus saturatus. Dxjsky Horned Owe. — Among 
the horned owls taken here in winter are a few very dark birds, usually 
of large size and apparently referable to the form heterocnemis of Oberholser. 
