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224 
Potrochelidon lunifrons 
T-faine (Lake limb agog ). 
^1.1871. 
Juno 1. 
Tho first pair arrived to-day and immediately began 
to build a nest under the eaves of the barn. In the 
course of a few days a colony was at y/ork here. 
1873. 
July 31. 
This species as a rule, as least at this season, 
flies much higher than other Svrallows. 
1874. 
July 27. 
Shot t\TO young in first plumage. 
Sept, 5. 
Say/- tv/o at the Outlet. 
1880. 
Tv/o sets, 
four eggs each, all fresh. Most under oavgs of barn; 
about twelve nests in close proximity to each other. 
The colony began work on them nearlt tvro weeks ago. 
