26O SWALLOWS. 



cealed, band of white crossing lower abdomen ; female, sim- 

 ilar to 1* but with abdomen pure white. Cuba, resident ; ac- 

 cidental in southern Fla. 



b. Cliff Swallows. Petroclielidon. 

 Smaller; colors not uniform; tail, not forked, fig. 342. 

 Sexes, similar. 



Fig. 342. Fig. 343. 



CC, L, b, 1. 



1. CLIFF SWALLOW, P. LUNIPRONS. 5.75; above and 

 spot on throat, dark steel-blue; crescent on forehead, and 

 rump, reddish-buff ; throat, chestnut; whitish beneath, fig. 

 343. Breeds throughout the greater part of N. A. Winters 

 in S. A. ; south in Sep. ; north in April. Nests in communi- 

 ties under eaves of buildings and on rocky cliffs ; eggs, spot- 

 ted. Notes, a musical chatter. Flight, rather heavy. 



2. CUBAN CLIFF SWALLOW, P. FULVA. Differs from 

 1 in having the throat pale reddish-cinnamon, and the rump 

 deep chestnut. Cuba, resident ; accidental on the Fla. Keys. 



c. Sand Swallows. Riparia. 



Small swallows, brown above, white beneath; tail, mod- 

 erately forked ; sexes, similar. Tuft of feathers at base of 

 hind toe, fig. 344. 



1. BANK SWALLOW, R. RIPARIA. 5.25; mouse-brown 

 above ; white beneath with band of brown crossing breast, 

 fig. 345. Breeds throughout the northern hemisphere ; in N. 



