BIRDS OF ONTARIO. 47 
Genus PETROCHELIDON. 
234. Cliff Swallow. 
(Petrochelidon lunifrons.) 
A regular summer resident, somewhat irregularly distributed, 
being abundant at some points and absent from others. Breeds in 
colonies under the eaves of barns, ete. throughout its range in the 
Province. 
Arrives early in May, departs in August. 
GENuS HIRUNDO. 
235. Barn Swallow. 
(Hirundo erythrogaster.) 
A common summer resident, breeds throughout its range in the 
Province. 
Arrives about the end of April, departs early in September. 
Genus TACHYCINETA. 
236. White-breasted Swallow. (Tree Swailow.) 
(Tachycineta bicolor.) 
A common summer resident, breeding in holes in the side of build- 
ings, nest boxes, ete., throughout its range in the Province. 
Arrives quite early in April, departs about the end of September 
Genus CLIVICOLA. 
237. Bank Swallow. (Sand Martin ) 
(Clivicola riparia.) 
An abundant summer resident, breeding in colonies in holes in 
sandbanks throughout its range in the Province. 
Arrives about the beginning of May, departs about the middle of 
September. 
Genus STELGIDOPTERYX. 
238. Rough winged Swallow. 
(Stelgidopteryx serripennis.) 
A rare summer resident of our southern border, where it has eee 
found as far east as Toronto. 
Famity AMPELIDA. Waxwings, ETC. 
SuBFAMILY AMPELINA. Waxwinas. 
Genus AMPELIS. 
239. Bohemian Waxwing. 
(Ampelis garrulus.) 
