115 



Family CYPSELIDJE. 

 Genus Chaetura Steph. 



150. C. pelagica Bd. SWIFT. Common in summer. Arrives the 

 first of May and departs the last of August and first of September! 



Family TBOCHILID^S. 

 Genus Trochilus Linn. 



151. T. colubris Linn. KUBY-TIIROATED HUMMER. Common 

 summer resident. Arrives May 10th to 18th and depai'ts the last of 

 September. 



Family 



Genus Coccygus Vieill. . 



152. C. americanus Bonap. YELLOW-BILLED CUCKOO. Rather 

 common summer resident. Arrives the middle of May and departs 

 the first of September. 



153. C. erythrophthalmus Bon. BLACK-BILLED CUCKOO. Com- 

 mon in summer during the same time as the preceding. Arrives per- 

 haps a few days earlier. The two species are of irregular distribution, 

 and arc not generally found together in the breeding season. 



Family PICID.ZE. 

 Genus Pious Linn. 



154. P. villosus Linn. HAIUY WOODPECKER. Resident. More 

 abundant in winter. Rather uncommon in summer. 



155. P. pubescens Linn. DOWNY WOODPECKER. Resident. 

 Much more numerous at all seasons than the preceding. 



Genus Picoldes Lac. 



156. P. arcticus Gray. BLACK-BACKED' THREE-TOED WOOD- 

 PECKER. Rare winter visitant. A specimen was shot from a tele- 

 graph pole, in Chicago, a few years since, by Dr. Velie. It is a 

 common specks in Northern Wisconsin, and before the pines along 

 the Lake were destroyed was probably a regular winter visitant to 

 this state. 



Genus Sphyropicus Bd. 



157. S. varius Bd. YELLOW-BELLIED WOODPECKER. Very com- 

 mon in the migrations from March 25th to the middle of May, and the 

 middle of September to October 10th. Males in spring often have 

 the white nuchal baud tipped with red much as in var. nuclialis. In 



