BIRDS OF NORTH AND MIDDLE AMERICA. 251 



Adult male.—hengih (skins), 215-225 (220)-, wing, 109-113 (11 1.7); 

 tail, 95-104 (100.7); exposed culmen, 24; tarsus, 37-39 (37.8); mid- 

 dle toe, 21.5-22 (21.7).« 



Adult female. -^Length (skins), 215-220 (217.3); wing, 107-114 

 (109.7); tail, 92-105 (97.7); exposed culmen, 22-24 (23.2); tarsus, 

 37-38 (37.5); middle toe, 21-22 (21.5)« 



Chatham Island, Galapagos Archipelago. 



Miinus melanotis Gould, Zool. Voy. " Beagle," iii, 1841, 62, part (Chatham I).— 

 ScLATER, Proc. Zool. Soc. Lond., 1859, 345, part (Chatham I; monogr.).— 

 SuNDEVALL, Proc. Zool. Soc. Lend., 1871, 124, part (Chatham I.) . 



Nesomimus melanotis Ridgway, Proc. U. S. Nat. Mus., xii, 1889, 102, part (Chat- 

 ham I.). 



Nesominuts adamsi Ridgway, Proc. U. S. Nat. Mus., xvii, (Nov. 15, 1894) b, 358 

 (Chatham I., Galapagos Archipelago; coll. Dr. G. Baur)c,xix, 1897, 485, 

 pi. 56, fig. 2 (monogr.).— Rothschild, Bull. Brit. Orn. Club, xii, 1902, 47 

 (descr. nest and eggs). — Rothschild and Hartert, Novit. Zool., vi, 1899, 

 144 (crit.); ix, 1902, 381 (habits; descr. nest and eggs), 416.— Snodgrass 

 and Heller, Proc. Wash. Ac. Sci., v, 1904, 360 (descriptions, etc.). 



N[esoiniinus] adamsi Rothschild and Hartert, Novit. Zool., vi, 1899, 200 (Chat- 

 ham I . ) . 



[Nesomimus'] adamsi Rothschild and Hartert, Novit. Zool., ix, 1902^ 416 (Chat- 

 ham I.).— Sharpe, Hand-list, iv, 1903, 105. 



NESOMIMUS BINDLOEI Ridgway. 

 BINDLOE ISLAND MOCKINGBIRD. 



Similar to N. hauri, but auricular region wholh^ uniform black, tips 

 of lesser wing-coverts paler (nearly white on posterior row^, and 

 white of rectrices more extended; size smaller (except feet), the tarsus 

 decidedly longer. 



Adult maZe.— Length (skins), 202-210 (206); wing, 107.5-110 

 (108.7); tail, 98.5-100 (99.2); exposed culmen, 22.5-23.5 (23); tarsus, 

 35-36 (35.5); middle toe, 20-20.5 (20.2).« 



Adult female.— Length (skins), 195-220 (207.5); wing, 99-108 

 (103.5); tail, 109; exposed culmen, 23; tarsus, 34-36 (35); middle toe, 

 20.5-21.5 (2 1).'* 



Bindloe Island, Galapagos Archipelago. 



Nesomimus Undloei Ridgway, Proc. U. S. Nat. Mus., x^•ii (no. 1007, Nov. 15, 



1894), 358 (Bindloe I., Galapagos; coll. Dr. G. Baur); « xix, 1897, 492 (monogr.). 

 Nesomimus melanotis hindloci Rothschild and Hartert, Novit. Zool., vi, Aug., 



1899, 146 (crit.); ix, 1902, 383, 416 (habits; descr. nest and eggs.) 

 Nlesomimus] melanotis bindloei Rothschild and Hartert, Novit. Zool., vi, 1899, 



200. 

 N[esomimus] mrlanotis bindloei Rothschild and Hartert, Novit. Zool., ix, 1902, 



416. 



a Three specimens. 



b Author's edition of separates. 



cType now in collection of Trin'g Museum. 



d Two specimens. 



cType now in- collection of Tring Museum. 



