Birds of Columbia. 323 



yellow coloration of the plumage is much brighter in the male 

 than in the female. 



22. Basileuterus mesochrysus. 

 Herradura. Cocuta valley. 



, 23. Setophaga ruticilla. 

 Common in the wood at Herradura, and in various localities 

 between Ocana and Bucaramanga. 



•24. Setophaga verticalis. 



Occurs in the forest at an altitude of about from 5000 to 

 7000 feet. Alto, Sta. Rosa, Canuto, &c. 



25. Setophaga ornata. 

 Obtained once at Portrerras. 



26. Progne leucogastra. 



At Catamucho, in the Magdalena valley, we found this bird 

 and its congener P. taper a flying about together, and at first 

 thought they were young and old birds. 



27. Progne tapera. 



Ascends the mountains to an altitude of from 4000 to 5000 

 feet. A pair of these birds were nesting under the tiles of our 

 house at the end of January. 



28. HiRUNDO albiventris. 



This species is confined to the low country. We saw it skim- 

 ming over the Magdalena and the Lake of Paturia. 



29. Atticora cyanoleuca. 



We did not observe this species in the Magdalena valley ; and 

 it seems to be a bird of the " tierra templada ;" its upward range, 

 so far as our observations went, terminates at an altitude of 

 about 8000 feet. It was a common bird at Ocana, and might 

 generally be seen with P. tapera on the roof of our house. 



30. Stelgidopteryx uropygialis*. 



We observed this species at Ocaiia and Bucaramanga. 

 At least two species of Hirundinida, besides those I have 

 mentioned, came under our observation ; but we were not able 



* [Stelgidopteeyx uropygialis (Lawr.). 



See Baud's Review of American Birds, p. 317. — P. L. S. & 0. S.] 



