Primary Feathers in Flight. 



161 



Table VII. 



Recovery of the webs of the 2d and 5th primaries, notched by natural 

 interlocking, specimen : Sharp-shinned hawk (Accipter velox), adult 5 . 

 Shot at 11.49 a. m., Oct. 27, 1904, New Haven, Conn. 





Series 14. 









Series 15. 





2d 



H'imary r. wrag, 



5th p 



nmary r. wing. 





Time after 





Time after 







fall of 



Width of 







fall of 



Width of 



Time. 



bird. 



notch. 



Time. 





bird. 



notch. 



h. m. 



Minutes. 



mm. 



h. m. 





Minutes. 



mm. 



11-52 A 



M. 3 



1-1 



11-55 A. 



M. 



6 



2-1 



11-55 



6 



0-9 



11-56 





7 



1-7 



11-58 



9 



0-8 



11-58 





9 



1-4 



12-01 P. 



M. 12 



0-7 



12-02 P. 



M. 



13 



l.l 



12-02 



14 



0-8 



12-04 





15 



1-0 



12-07 



18 



0-7 



12-09 





20 



0-9 



1214 



25 



0-6 



12-18 





29 



0-8 



12-26 



37 



0-6 



12-27 





38 



0-7 



12-40 



51 



0-7 



12-40 





51 



0-5 



1-16 



87 



0-4 



1-16 





87 



0-4 



13 







































































































































*N 













































r 



V 



8-" 



»— 



-a. 



- ■ 



































\ 





*v 



-—. 



— - 















12 























\ 























13 























\ 













































1 



1 



5 





































































































































•S^ 









» 







































































































-14 — 



■^ 





























































50 



100 



Ti me in Mi nutes. 



ISO 



200 



Fig. 13, Series 12 : Recovery of the web of the first primary feather, 

 right wing, of a Sharp-shinned hawk, Accipiter velox: Shot Sept. 21, 1904, 

 10.58 a. m., New Haven, Conn. Feather found interlocked. 



Series 13 : Recovery of the web of a first primary feather of a specimen of 

 the same species, shot Sept. 22, 1904, 9.24 a. m., New Haven, Conn. Feather 

 found interlocked. 



Series 14 and 15 : Recovery of the webs of primaries of a specimen of the 

 same species, shot Oct. 27, 1904, 11.49 a. m., New Haven, Conn. Series 14, 

 second primary right wing ; Series 15, fifth primary, right wing. Feathers 

 found interlocked. See Table VII. 



