APPENDIX 



RICHMOND, CHARLES W. Catalogue of a col- 

 lection of Birds made by Dr. W. L. Abbott in Mada- 

 gascar, with descriptions of three new species. 



RICHMOND, CHARLES W. Descriptions of a 

 New Species of Ant Thrush From Nicaragua. 



RICHMOND, CHARLES W. Catalogue of a Col- 

 lection of Birds made by Dr. W. L. Abbott in Eastern 

 Turkestan, the Thian Shan Mountains, and Tag- 

 dumbash Pamir, Central Asia. With Notes on some 

 of the species. 



ROBINSON, WIRT. An Annotated List of Birds 

 observed on Margarita Island, and at Quanta and 

 Laguayra, Venezuela. Illustrated. 



SMITH, HUGH M. On the Disappearance of the 

 Dick Cissel (Spiza Americana) From the District of 

 Columbia. 



TOWNSEND, CHAS H. Birds from the coasts of 

 Western North America and adjacent Islands, col- 

 lected in 1888-89 ^^^h descriptions of New Species. 



EXTRACTS FROM THE PROCEEDINGS OF THE 



UNITED STATES NATIONAL MUSEUM 



BY 



ROBERT RIDGWAY 



RIDGWAY, R. Descriptions of some New Birds 

 collected on the Islands of Aldabra and Assumption, 

 Northwest of Madagascar, By Dr. W. L. Abbott. 



RIDGWAY, R. Notes on some Costa Rican Birds. 



RIDGWAY, R. Notes on the Genus Sittasomus 

 of Swainson. 



RIDGWAY, R. Description of two supposed 

 New Forms of Thamnophilus. 



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