NO. 1116. 



PBOCEEBINGS OF THE NATIONAL MUSEUM. 



521 



and it is altogether probable that the "|" given in the original descrip- 

 tion is a misprint for <' g ". 



The type of O. dabia having become lost, I have on the whole con- 

 sidered it best to identify this form as that species rather than give it 

 a new name. In so doing I have selected an adult male as the substi- 

 tute type in order to make easier the comparison of the different forms 

 of this difficult genus. 



Measurements of (ieosplza diihia. 



Xuiii- Collec- 

 b(jr. j tion. 



115942 

 115943 

 115H44 

 125909 

 125910 

 125911 

 125912 

 125914 

 125915 

 125917 



125916 

 125918 



U.S. 

 F.S. 

 U.S. 

 U.S. 

 U.S. 

 U.S. 

 U.S. 

 U.S. 

 U.S. 

 TJ.S. 



U.S. 

 U.S. 



Sex and age. 



Adult male... 

 liumatiirs male 



do 



Adult male... 



do 



do 



do 



do 



do 



do 



Adnlt female. 

 Adult female? 



Localitv. 



Chatham Island. 



do 



do 



do 



do 



do 



do 



do 



do 



do 



Average... 



Chatham Island. 

 do 



Average... 



Date. 



Apr. 5,1888 2.90 



..do 2.70 



..do 2.70 



Mar. 30, 1891 '3. 00 



....do. 



....do. 



....do. 



1.78 

 1.65 

 1.63 

 1.80 



...do.. 

 ...do.. 

 ...do.. 



2.78 1.70 

 .l3.00ll.80 

 .12. 90,1. 75 

 .'2.88 1.75 

 .2.90jl.73 



"i 



Mar. 30, 1891 

 do 



2. 74 1. 73 



2.80 

 2.80 



1.72 

 1.72 



.73 .57 .39 

 .70 .52 .39 

 .69 .52 .37 

 .76! .60 .40 

 .651 .55' .38 

 .75 .61! .40 

 .73' .58, .40 

 . 70j .57 .40 

 .67 .53 .33 

 .70] .57] .38 



^"H 



. 85 . 65 

 . 85 . 59 

 .85.60 

 .91J.67 

 .85.61 

 .91,. 70 



.87 



. 71 . 56 •. 381 . 43, 



.73 .59 .39 



.70 .53 .37 



,72 .56; .38! .42 



GEOSPIZA FORTIS, Gould. 



(Plate LVII, figs. 14, 15.) 



Geospiza fortis, Gould, Proc. Zool. Soc, Pt. v, 1837, p. .5 (Galapagos Islands) ; Zool. 

 Voy. Beagle, III, Birds, 1841, p. 101, pi. xxxviii (part: Charles Island). — 

 BoN.\PARTE, Consp. Av., 1, 1850, p. 543.— Gray, Hand-L, II, 1870, p. 88.— .ScL.\- 

 TERandSALVix, Proc. Zool. Soc, 1870, p. 323 (part: Indefatigable and Bindloe 

 islands); Nom. Av. Neotr., 1873, p. 27. — Sundevall, Proc. Zool. Soc, 1871, p. 

 124 (Charles and James islands). — Salvin, Trans. Zool. Soc, IX, Pt. ix, 1876, 

 p. 481 (part: Charles, James, Indefatigable, and Bindloe islands). —Sharpe, 

 Cat. Birds Brit. Mus., XII, 1888, p. 10 (part: James, Charles, and Bindloe 

 islands).— RiDGWAY, Proc. U. S. Nat. Mus., XII, 1889, p. 107 (part: Charles, 

 James, and Indefatigable islands). 



f Geospiza nehulosa, Gould, Proc Zool. Soc, Pt. v, 1837, p. 5 (Galapagos Islands) ; 

 Zool. Voy. Beagle, III, Birds, 1841, p. 101 (Charles Island).— Bonaparte, 

 Consp. Av., 1, 1850, p. 543.— Gray, Hand-1., II, 1870, p. 88.— Sundevall, Proc. 

 Zool. Soc, 1871, p. 125 (part: Charles Island).— Sclater and Salvin, Xom. 

 Av., Neotr., 1873, p. 27.— Salvin, Trans. Zool. Soc, IX, Pt. ix, 1876, p. 482 

 (part: Charles Island). —Sharpe, Cat. Birds Brit. Mus., XII, 1888, p. 11 (part: 

 Charles Island). 



1 Geospiza aJbemarlei, Ridgway, Proc U. S. Nat. Mus., XVII, No. 1006, June 27, 

 1894, p. 362 (Albemarle Island, Galapagos Archipelago; collection U. S. 

 Nat. Mus.). 



