168 ECTOPISTINJE. 



ruptly narrowed towards the tip, as in genus Ptili- 

 nopus, and as it also exists in several members of 

 the ground doves or Partridge Pigeons. The Co- 

 lumba Capensis of authors, and Columba Macquarrie 

 of Lesson, also appear to possess characters which 

 in all probability will separate them from the fore- 

 going groups, and it is by these and some other 

 nearly allied forms, that a passage to the next divi 

 sion or Ground Doves is effected. 



