

6*^ Coverts 



III. 46 

 A The upper surface of the wing of a Little Stint {Tringa miniita) to 

 show (a) the difference between the "distal" and "proximal" overlap-the 

 former shown by the major, the latter by the median coverts— and {b) the tault- 

 incr " which results in the formation of an " intercalary row " m diastataxic wmgs. 

 ° B, Upper surface of a portion of the forearm of an Owl to show the diasta- 

 taxic condition of the wing. 



