BIRDS OF NORTH AND MIDDLE AMERICA. 



475 



lemale.—Length (skins), about 139.70; wing, 78.99-83.82 (81.79); 

 tail, 53.34:-55.88 (54.36); culmen, 15.24-17.27 (16.00); gonys, 8.89- 

 9.91 (9.40); depth of bill at base, 7.11-7.62 (7.37); width of mandible 

 at base, 11.94-12.70 (12.45); tarsus, 26.67-29.21 (27.69); middle toe, 

 17.27-18.80 (17.78).' 



Galapagos Archipelago (Charles, Chatham, Indefatigable, James, 

 Albemarle, Jervis, Duncan, Abingdon, and Bindloe islands). 



Camarhynchus crasdrostris Gould, Proc. Zool. Soc. Lond., pt. 5, 1837, 6 (Galapagos 

 Islands); Zool. Voy. Beagle, iii. Birds, 1841, 103, pi. 41 (Charles Island?).— 

 Salvin, Trans. Zool. Soc. Lend., ix, pt. ix, 1876, 489 (Charles Island). — 

 Sharpe, Cat. Birds Brit. Mus., xii, 1888, 16 (Charles Island).— Ridgw ay, 

 Proc. U.S. Nat. Mus., xii, 1889, 110 (Charles, Chatham, and Indefatigable 

 islands); xix, 1897, 551, pi. 56, fig. 18 (monogr. ). 



C.[amarhynohus] crasdrostris Bonaparte, Consp. Av., i, 1850, 542. — Grav, Gen. 

 Birds, ii, 1844, 359. 



[Camarhynchus'] crassirostris G'Ray , Hand-list, ii, 1870, 89, no. 7306. — Sclater and 

 Salvin, Nom. Av. Neotr., 1873, 29. 



Geospiza crasdrostris Eothschild and Hartert, Novit. Zool., vi, Aug., 1899, 166, 

 pi. 6, fig. 27 (crit. ; Charles, Chatham, Indefatigable, James, Albermarle, Jer- 

 vis, Duncan, Abingdon, and Bindloe islands). 



Caviarhynchus variegatus Sclater and Salvin, Proc. Zool. Soc. Lond., 1870, 323, 

 324, fig. 2 ( "Abingdon and Bindloes islands," Galapagos Archipelagp; coll. 

 Salvin and Godman^ ). — Salvin, Trans. Zool. Soc. Lond., ix, pt. ix, 1876, 489, 

 pi. 85.— Sharpe, Cat. Birds Brit. Mus., xii, 1888, 15.— Ridgway, Proc. U. S. 

 Nat. Mus., xix, 1897, 548, pi. 56, fig. 17 (monogr.; Albermarle, Charles, 

 Chatham, Indefatigable, James, Abingdon, and Bindloe islands). 



[Camarhynchus'] variegatus Sclatkr and Salvin, Nom. Av. Neotr., 1873, 29. 



' Six specimens, four of them adult. 



Specimens from different islands average as follows: 



Locality. 



MALES. 



Two adult, four immature males 

 from Clia,tliam Island 



Two immatuie males from Charles 

 Island 



Two immature males from Indefat- 

 igable Island 



Two immature females from Chat- 

 ham Island 



One adult(?) female from Indefat- 

 igable Island 



Two adult females from James 

 Island 



One adult (?) female from Albe- 

 marle Island 



Gonys. 



Depth 

 of bill 

 at base. 



10.41 

 10.67 

 10.41 



9.65 

 9.65 



Width 

 of man- 

 dible 

 at base. 



7.62 

 8.13 

 7.62 



7.62 

 7.37 

 7.11 

 7.11 



12.95 

 12.95 

 12.70 



12.45 

 12.45 

 12.70 

 11.94 



Tarsus. 



28.19 

 27.94 

 28.45 



27.43 

 27.69 

 27.43 



Middle 

 toe. 



18.29 

 18.80 

 18.03 



18.03 

 17.78 

 18.03 

 17.27 



' Now in the collection of the British Museum. 



