106 
BLUE-THEOATEO mjMMNG-BIED. 
From some allied species Mr Swainson has form- 
ed his group Cynanthus, hut places this at the end 
as an ahberrant species, from the curvature of the 
biU. This will stand as one of the five great divi- 
sions into which he would distribute the whole of 
the Trochilideae. 
