1/8 MESSRS. SCLATER AND SALVIN ON BIRDS [Mar. 27, 



Fam. TroglodytidjE. 



4. DONACOBIUS ATRICAPILLUS (Limi.). 



Hab. Nauta. 



5. Campylorhynchus hypostictus, Gould, P. Z. S. 18.55, 

 p. 68. 



Hab. Upper Ucayali. 



6. Thryothorus albipectus, Cab. 

 Hab. Upper and Lower Ucayali. 



7. Thryothorus coraya (Gin.). 



Hab. Sarayacu and Nauta. 



The Sarayacu specimens are rather larger and greyer beneath. 



8. Troglodytes furvus (Gm.). 

 Hab. Lower Ucayali. 



Fam. Hirv;ndinid>b. 



9. Progne tapera (Linn.). 



Hab. Upper Ucayali. 



Two examples. Mr. Bartlett has sent the eggs of this species. 

 They are white and similar in shape to those of the common P. pur- 

 purea. The eggs were deposited in holes in the ground, which in 

 some instances were 2 feet deep. 



10. Atticora cyanoleuca (Vieill.). 



Hab. Nauta. 



Several young specimens. 



11. Atticora fasciata (Gm.). 



Hab. Upper Ucayali. 



A young male, with the white chest-band broader than in the adult. 



12. Petrochelidon albiventris (Bodd). 



Hab. Lower Ucayali. 



The egg of this species is white, and of about the size of that of 

 the common Hirundo urbica. 



13. Stelgidopteryx ruficoli.is (Vieill.) ; Baird, Rev. A. B. 

 i. p. 312. 



Hub. Upper and Lower Ucayali. 



Several specimens. These all have the uropygium slightly greyer 

 than Cayenne and Rio specimens, but not nearly so much as in S. 

 uropygialis of Ecuador and Panama. This Swallow lays a white 

 egg, similar to that of S. serripennis. 



