582 REPOET OF NATIONAL MUSEUM, 1887. 



Robert Ridgway. Description of a new genus of Oceanitidw. 

 The Auk, III, 1886, p. 334. 

 Pealea Ridgw., gen. nov., type Thalassidroma lineata Peale. 



Robert Ridgway. Description of four new species of Birds from the Bahama 

 Islands. 



The Auk, in, 1886, pp. 334-337. 



These species were collected by the naturalists of the Fish Commission steamer Albatross 

 during the cruise in Bahaman waters, March and April, 1886. They were named as follows: 

 Oecthlypis coryi ,■ G.tanneri; Centurus nyeanus ; O.blakei. 



Robert Ridgway. Description of a new genus of Tyrannidw from Santo Domingo. 

 The Auk, ill, 1886, pp. 382, 383. 

 Lawrencia Ridgw., gen. nov., type Empidonax nanus Lawr. 



Robert Ridgway. [Reply to Dr. J. G. Cooper's article entitled "The Water Birds 

 of North America, Explanations," in The Auk, in, 1886, pp. 401,402.] 

 The Auk, III, 1886, pp. 403, 404. 



Concluding remarks in the controversy originally started by Dr. Cooper in an earlier number 

 of The Auk. 



Robert Ridgway. A singularly marked Specimen of Sphyropicus thyroideus. 

 The Auk, iv, 1887, pp. 75, 76. 



The specimen, which was shot in Blue Canon, California, is remarkable for the excessive 

 development of the red color on the head. 



Robert Ridgway. The Imperial Woodpecker (Campephilns imperialis) in northern 

 Sonora. 



The Auk, iv, 1887, p. 161. 



The head of a female of this species, shot by Lieut. H. C. Benson, U. S. Army, within 50 miles 

 of the Arizona boundary, was received by the National Museum. 



Robert Ridgway. The Coppery -tailed Trogon {Trogon ambiguus) breeding in south- 

 ern Arizona. 



The Auk, iv, 1887, pp. 161, 162. 



Refers to the nestling collected by Lieutenant Benson in the Huachuca Mountains. 



Robert Ridgway. Descriptions of a new species of the Genus Empidonax from 

 Guatemala. 



The Ibis, 1886, pp. 459, 460. 



The new species is named E. salvini Ridgw. ; the type is in the National Museum. 



Robert Ridgway. On Empidochanes fuscatus (Max.) and Empidonax brunneua 

 (Ridgw.). 



The Ibis, 1886, pp. 460, 461. 



Demonstrates the distinctness of the species, based upon comparison of the type specimens 

 of both. Gives a synopsis of the species of Empidochanes and proposes conditionally the name 

 E. vireoninus for the species from Tobago. • 



Robert Ridgway. On the species of the genus Empidonax. 



The Ibis, 1886, pp. 461-468. 



A synoptical table, with descriptions of all the species known to belong to this genus. The 

 article was prepared at the request of Dr. P. L. Sclater, secretary Zoological Society, London, 

 who sent his entire collection of these birds to the author for examination and determination. 



Robert Ridgway. List of Birds found breeding within the corporate limits of Mount 

 Carmel, Illinois. 



Ridgivay Ornith. Club, Bulletin 2, 1887, pp. 26-35. 



Enumerates eighty-four species which have been positively identified as breeding within the 

 town limits. 



Robert Ridgway. Description of a new Plumed Partridge from Sonora (Callipepla 

 elegan8 bensoni). 



Forest and Stream, xxvin, No. 6, 1887, p. 106. 



Based on specimens presented to theNational Museum by Lieut. Harry C.Benson, U. S. Army. 



Robert Ridgway. [Descriptions of five new species of Birds, and critical remarks 

 on others of greater or less rarity or interest ; constituting part n of Catalogue 

 of Animals collected by the Geographical and Exploring Commission of the Re- 

 public of Mexico. By Fernando Ferrari-Perez.] 

 Proc. XT. S. Nat. Mus., ix, Sept. 15, 1886, pp. 130-182. 



