6 J. Second Supplement to the A. O U. Ckec&-List. [January 



718 b. Thryothorus ludovicianus lomitensis Senn. 

 Lomita Wren. 

 Thryothorus ludovicianus lomitensis Senn. Auk, VII, Jan., 

 1890, 58. 



[B 265, part, C47, fart, R 60, part, C 68, part.'] 

 Hab. Southeastern Texas. 



730 a. Sitta pygmaea leuconucha Anthony. 

 White-naped Nuthatch. 

 Sitta pygmcea leuconucha Anthony, Proc. Cal. Ac. Sci. 

 2(1. ser. II, Oct. 11, 1SS9, 77. 



[B 281, part, C 41, fart, R ^.part. C 61, part.] 

 Hab. San Pedro Mountains, Lower California. 

 751 a. Polioptila cserulea obscur,a Rigdw. 



Western Gnatcateher. 



Polioptila ccerula obscura Ridgw. Proc. U. S. Nat. Mus. 



V, March 21, 1SS3, 535, foot-note. 



[B 2S2 part. C 23, part, R 27, part. C 36, part.] 

 Hab. California, Arizona, and Western Mexico. 



II. ELIMINATIONS. 



115. (Hypothetical List, p. 353). Buteo fuliginosus Scl. 

 Little Black Hawk. 



This has been conclusively shown to he a melanistic phase of 

 B. brachyurus Vieill. (Cf. Scott, Auk, VI, July, 1889, pp. 

 243-245, and Ridgw., Auk, VII, Jan., 1890, p. 90.) 



III. CHANGES OF NOMENCLATURE. 

 211. Rallus longirostris crepitans (Gmel.). Thishecomes 

 Rallus crepitans Gmel. 



Rallus crepitans Gmel. S. N. I. 17SS, 713; Sexnett, 

 Auk, VI, April, 1S89, pp. 163, 165. 



