xviii Aix sponsa Wood Duck. xvii Querquechila thscoxs-Blue^/vi/igedTeal 
xx Fuligula ^^\s^sA^_.Canvass-~ba.cl<T)uck. xix Anas ioschas ~ Mallard Duck . 
■mmpliu , I i,l. A.H.lMcliu u 
VIRTUE & VO RSTON , NEW YORK, 
