TOI'OGKAI'IIY OK A I'LOVER. 



IX 



Under Primary ^Coverts 



N'atal Tube* 

 UnguM \ 



Bill of Fulmar Petrel, Ouur^Toe \ 



Middle Toe- 



Inner Toe 



Black -breast Plover. 



-Bind To« 



TOPOGRAPHY OF A PLOVER 



