508 LARID^l. 



coverts, and nape of the neck black, the latter barred with 

 pale wood brown ; back and wing- coverts bluish -grey, 

 barred with blackish-grey, the feathers tipped with yel- 

 lowish-white ; quills grey, the exterior web of the first 

 feather black ; tail grey, the exterior webs the darkest, 

 the tips of the feathers nvhite ; under parts white ; legs 

 pale red. 



