Ornithology. 53 
sp. C. erythrophthalrans, Bon. Black-billed Cuckoo. 
More common than the Yellow-billed. Migrations about the same time, 
if any difference a little later. 
Fam. Picidae. 
Gen. Pictts, Linn. 
sp. P. villosus, Linn. Hairy Woodpecker. 
Very common. Permanent. 
s,. P. puhescens, Linn. Downy Woodpecker. 
Also a permanent resident, and common. 
Gen. Picoides, Lncef. 
sp. P. arcticns, Sw. Black-backed Thre -tood Woodpecker. 
Rather uncommon winter visitor. Habits very little known. 
Gen. Melanerpes, Sw. 
pp. M. erythrocephalns, Sw. Red-headed Woodpecker. 
Abundant; arriving usually about the 15th of March, and remaining late in 
autumn. 
Gen. Colaptes, Sw. 
pp. C. an rams, Sw. Yellow-shafted Woodpecker. 
Very abundant, exceeding all other species ot its order. Arrives about the 
first of April in pairs, and after rearing several broods leaves in families about 
the 20th of October. 
ORDER THIRD. 
4NCESSORES: 
Fam. Trocltilidae. 
Gen. Trochilus, Linn. 
sp. 0 colubris, Linn. Ruby-throated Hummingbird. 
Common, almost abundant; arriving about the 15th of May, and departing 
late in August. 
Fam. Cypselidae. 
Gen. Ch^tura, Stefh. 
sp. 0. pelasgia, Sfeph. Chimney Swallow. 
Abundant. Arrives 15th of April; leaves 1st of September. 
Fam. Caprimulgidae. 
Gen. Antrostomus, Gould. 
sp. A. vociferus, Bon. Whippoorwill. 
Very common from 1st of May to 15th of September. 
