380 



U. S. NATIONAL MUSEUM BULLETIN 217 



VilEIGHT 



% 



120 





10 MAY 



20 3 



JUKE 10 ZO 



30 JULY 10 



ao 





r 











no- 





o8 

 o o 

 o oo 











100 ■ 















90- 



80. 

 TESTES 





bS 



"fg^o 



oo 

 o 



ANTHUS S.R. 

 m.21.6 9, s.d 1.8 g. 







tv.8.3 % 





816 ■ 





°8^ 



ggggOO 



0; 







SMALL. 



O 



o 











FAT 















F . 





o 8380 



o o 









MF. 



o 





o o 









LF. 





00 



oooo o 











VLF . 







o 











WEIGKT 



10 



MAY eo 



31 lilHt 10 £0 



50 JULY 



'P 



ap . 





















leO' 



















110 



loo- 

 se- 





0^ 







8 













°° 



^ 

 



0* ° " "Mo 

























ACANTHIS H.E. 









80. 

 TEST?? 









m,l27g. 6.d.L02 8- c.v 



.8.0% 





/ 



BIG. 





^00 g 



00 



00 00 CQpO 











SHALL. 



















FAJ 

















r. 





00 













MF- 











00 









tf. 





ogo 







00 











VLF. 





00 



00 00 



000 









GRAMS 



14.0 

 13.0 



Figure 29. — Top: Water pipit, c? {Anthus spinoletia rubescens). Bottom: Hoary redpoll, 

 cf {Acanthis hornemanni exilipes). 



