FA RRO TLB 7\S. 



119 



Nearly allied to this species are several South American parrots constituting 

 the genus Bolhorliynchus, distinguished from the one under consideration by the 

 nostrils being exposed and opening in a much swollen cere, from which the name 

 of the genus is derived. These parrots range from Mexico to Northern Chili 

 and the Argentine, a well-known species being the Aymara parraquet {B. aymara). 



GREY BKt\t>rhD I \hK\i^LLl {- lldt. Size}. 



The smallest representatives of this subfamily arc the prettv 



Parrotlets. . , . . . . / 



little green and blue birds, which may be termed, from their Latin 



name, parrotlets, and occupy a position in this section analogous to that held by 



the love-birds in the parraquet group. The largest of these parrotlets is only 5i 



inches in length, while none of the others exceed 5 inches. They differ from all 



the other members of the subfamilj- in the relative shortness of their tails, and 



also in that the two sexes are unlike, while their skeletons are distinguished by 



the absence of the furcula. The}' range from Mexico to Bolivia and Brazil, and 



are divi'led into three groups, according to the colour of the rump in the male. In 



