Ornithology of Central America. 11 
30. Helmitherus vermivorus (Lath.); Baird, Rep. p. 252. 
(N.A.) 
Transmitted by Mr. Skinner. 
31. Helminthophaga pinus (Linn.); Baird, Bep. p. 254. 
(N. A.) 
Transmitted by Mr. Skinner. 
32. Dendroica virens (Gm.). (N.A.) 
This species occurs but sparingly at Duenas, where it is a 
winter visitant. Specimens also have been transmitted by Mr. 
Skinner and by Senor Constancia. 
33. Dendroica townsendii, Baird, Rep. p. 269. (N. A.) 
D. townsendii is also a winter visitant at Duenas, and though 
more frequently met with than D. virens , is by no means 
abundant. 
34. Dendroica coronata (Linn.). (N. A.) 
This bird frequents the more open districts about Duenas, 
preferring scattered bushes to the denser underwood. It is an 
abundant species, especially between Duenas and the village of 
Alotenango, in the winter season. 
35. Dendroica blackburnue (Gm.). (N.A.) 
Transmitted by Mr. Skinner and Senor Constancia. 
36. Dendroica castanea (Wilson). (N. A.) 
37. Dendroica ^estiva (Gm.). (N.A.) 
38. Dendroica maculosa (Gm.). (N.A.) 
Specimens of all these three Wood-warblers have been trans¬ 
mitted by Mr. Skinner. 
39. Myiodioctes mitratus (Gm.). (N. A.) 
Transmitted by Mr. Skinner. Also collected by Capt. Taylor 
near Comayagua (see P. Z. S. 1858, p. 358). 
40. Myiodioctes pusillus (Wils.). (N. A.) 
A common migratory species at Duenas, where it is only 
found during the winter season. 
41. Myiodioctes canadensis (Linn.). (N.A.) 
Transmitted by Mr. Skinner. 
