TYPE SPECIMENS OF BIRDS 287 



Empidonax insulicola Oberholser 

 Auk 14 (3) : 300, July 1897. 

 =Empidonax difficilis difficilis Baird. See Grinnell, Univ. California 



Publ.Zool.38:284, 1932. 

 140078. Adult male. Santa Rosa Island, Channel Islands, Santa Barbara 

 County, California. July 3, 1892. Collected by Clark P. Streator. 

 Received from the U.S. Fish and Wildlife Service. 

 Empidonax bairdi perplexus Nelson 

 Auk 17 (3) : 263, July 1900. 

 =Empidonax difficilis difficilis Baird. See Hellmayr, Catalogue of birds 



of the Americas 5 : 213, 1927. 

 154569. Adult female. Puerto Angel, State of Oaxaca, Mexico. 

 March 13, 1895. Collected by Edward W. Nelson and Edward A. 

 Goldman. Original number 2558. Received from the U.S. Fish and 

 Wildlife Service. 

 Empidonax bairdi occidentalis Nelson 

 Auk 14 (1) : 53, January 1897. 

 =Empidonax difficilis occidentalis Nelson. See Moore, Auk 57: 373—375, 



1940. 

 154599. Adult male? Pluma, State of Oaxaca, Mexico. March 18, 

 1895. Collected by Edward W. Nelson and Edward A. Goldman. 

 Original number 2566. Received from the U.S. Fish and Wildlife 

 Service. 

 Empidonax salvini Ridgway 

 Ibis (5) 4: 459, October 1886. 

 =Empidonax difficilis salvini Ridgway. See Moore, Auk 57: 377, 1940. 

 84053. Adult male. Calderas (a hamlet on the Volcan de Fuego), De- 

 partment of Sacatepequez, Guatemala. October 10, 1873. Collected 

 by Osbert Salvin. Received from Robert Ridgway, who acquired it 

 for his private collection from Osbert Salvin. 

 Empidonax flavescens imperturbatus Wetmore 

 Auk 59 (2) : 267, April 10, 1942. 

 359904. Adult male. Volcan San Martin (at elev. 3,000 feet). Sierra de 

 Tuxtla, State of Veracruz, Mexico. April 16, 1940. Collected by 

 Melbourne A. Carriker, Jr. 

 Empidonax flavescens Lawrence 



Ann. Lye. Nat. Hist. New York 8: 133 (not earlier than May 1), 1865. 

 =Empidonax flavescens flavescens Lawrence. See Hellmayr, Catalogue 

 of birds of the Americas 5: 214, 1927; Moore, Auk 57: 349, 378, 1940. 

 34818. Adult male. Barranca, "on the edge of a small stream of the 

 same name to the north of the road to San Carlos, and on the slopes 

 of the Volcan de Poas, and with an altitude of not less than 6,000 feet, 

 probably more" (see Carriker, Ann. Carnegie Mus. 6:335, 1910), 

 Province of Alajuela, Costa Rica. April 17, 1864. Collected by Julian 

 Carmiol. 



