Onnlhulogij uf Central America. 1 29 



187. Delattria henrici (Less, et Delatt.); Rev. Zool. 

 1839, p. 17; Gould, Moii. Troch. pt. viii. 



188. Delattria viridipallens (Bourc. et Muls.), Ann. dela 

 Soc. de Lyons, 1846, p. 321 ; Gould, Mon. Troch. pt. ix. 



189. Lamprol.ema rhami (Less.) ; liev. Zool. 1838, p. 315; 

 Gould, Mon. Troch. pt. xi. 



190. Heliomaster constanti (Delatt.) ; Echo du Monde 

 Savant, 1843; Gould, Mon. Troch. pt. v. 



Examples of all these six species have been transmitted by 

 Mr. Skinner. 



191. Thaumastura enicura (Vieill.) ; Gould, Mon. Troch. 

 pt. iv. 



On no occasion were the males of this species observed about 

 Duenas during the months of February and March ; indeed it 

 was not until the month of May that both males and females 

 were seen together, at which time, the nopal of the cochineal 

 plantations being in full flower, gi-eat numbers of Humming- 

 birds, especially of this species, were in the habit of feeding from 

 the blossoms of that cactus. The females during the winter 

 months are common enough, and frequent the same places, and 

 feed principally on the same trees, as the Cyanomyia cyano- 

 cephala. 



192. Selasphorus helois^ (Less, et Delatt.), Rev. Zool. 

 1839, p. 15; Gould, Mon. Troch. pt. viii. 



193. Selasphorus platycercus (Swains.) ; Gould, Mon. 

 Troch. pt. iii. 



194. Tryph^na duponti (Less.), Colibris, Supp. pi. 1 ; 

 Gould, Mon. Troch. pt. i. 



Examples of these three species have been transmitted by Mr. 

 Skinner. 



195. Trochilus coLUBRis (Linn.) ; Gould, Mon. Troch. 



pt. XV. 



This species would appear to be abundant in the winter 

 months in Guatemala, as numerous examples have been trans- 

 mitted by Mr. Skinner. It occurs at Acatenango, a village on 



