312 U.S. NATIONAL MUSEUM BULLETIN 221 



Stelgidopteryx ridgwayi Nelson 



Proc. Biol. Soc. Washington 14: 174, Sept. 25, 1901. 

 =Stelgidopteryx ruficollis ridgwayi (Nelson). See Hellmayr, Catalogue 



of birds of the Americas 8 : 46, 1935. 

 167947. Adult male. Chichen Itza, State of Yucatan, Mexico. January 

 29, 1901. Collected by Edward W. Nelson and Edward A. Goldman. 

 Original number 7487. Received from the U.S. Fish and Wildlife 

 Service. 

 Stelgidopteryx salvini Ridgway 



Proc. Biol. Soc. Washington 16: 107, Sept. 30, 1903. 

 =Stelgidopteryx ruficollis fulvipennis (Sclater). See Hellmayr, Cata- 

 logue of birds of the Americas 8 : 45, 1935. 

 30716. Adult male. Duefias (near Ciudad Guatemala Antigua), Depart- 

 ment of Sacatepequez, Guatemala. October 17, 1859. Collected by 

 Osbert Salvin. Original number 399. Received from Osbert Salvin. 

 While the date on Salvin and Godman's label reads "Oct. 17, 1859," it 

 may be noted that specimens of this swallow from Duefias were taken in 1859 

 only on July 17, if we are to credit Salvin and Sclater (Ibis 2: 31, 1860). 

 [Stelgidopteryx] gutturalis Baird 



Review of American birds 1 : 314 (in key) , 461, May 1865. 

 Stelgidopteryx fulvigula Baird 



Review of American birds 1 : 318, 461 (footnote 1) , May 1865. 

 =Stelgidopteryx ruficollis uropygialis (Lawrence). See Hellmayr, 



Catalogue of birds of the Americas 8: 42, 43, 1935. 

 34677. Immature male. Angostura, Province of Cartago, Costa Rica. 



June 6, 1864. Collected by Julian Carmiol. 

 Hellmayr {op. cit.) has cited in his synonymy only Stelgidopteryx 

 fulvigula. It should be noted that, not only has {Stelgidopteryx'\ gutturalis 

 paginal priority, but Baird {op. cit.), in the footnote on page 461, has stated 

 that fulvigula was a mere lapsus calami for gutturalis. 



Genus PYGOCHELIDON Baird 



Atticora cyanoleuca, var. montana Baird 



Review of American birds 1 : 309 (in key) , 310, May 1865. 

 ■=Pygochelidon cyanoleuca cyanoleuca (Vieillot). See Hellmayr, 



Catalogue of birds of the Americas 8: 52, 55, 1935. 

 34676. Adult female. 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 16, 1864. Collected by Julian 

 Carmiol. 



