582 



BIRDS OF THE GALAPAGOS ARCHIPELAGO^RIDGWAT. volxjx. 



tbongli the adult male from Charles Island has the bill considerably 

 deeper and broader at the base than any mainland specimens with 

 which I have been able to compare it. 



ASCEUTAINKl) KANCE OF THE GKNUS COCCYZl'S, VIEILLOT, IN THE GALAl-AGOS 



AKCHIPELAliO. 



Pt.CrisUfilt. 



OUTLINE CHART 



OF THE 



GALAPAGOS ISLANDS. 



O" 



O' 



CjERVISI. S 



DUNCIN l/\ / 7° 



_^ T-" ?lN0EFATI5«BLe li 



■"A 



(7'towh 1 



CHATHAM I f / 



^VM^InlAr 1 



Oh 



1. Cocct/zus mclanocoryphnit, Vieillot. 



Measurements of the Galapagos specimens are as follows; 

 Measurements of Coccysus melanocoi'yphus. 



Sox and age. 



Locality. 



Date Wing. 



Adult male Charle.s Is- 1 Apr. 8,1838 1 4.55 



land. 



Immature male . I do Apr. 1,1891 



do do do 



Adult male 



Chatham Is Apr. 5,1888 

 laud. 



4.42 

 4.70 

 4.62 



Ex- Bill 

 from 

 nos- 

 teil. 



Tail.P^T^ *'''"'i' '^"'■- ^le' 

 ■ c»l- °»«- ■ »"»• toe. 



men. 



5 35 0.95 0.43 1.11 0.72 



5.20 

 5.67 

 5.68 



.90 

 .95 

 .88 



.42 1.05 I .72 

 .43 1.13 .75 

 .45 1.05 I .75 



4.57 5.42+ .92 , .43 1.08-f; .74 + 



