U. S. NATIONAL MUSEUM 



BULLETIN 113 PL. 75 



^''>V • * 



V 'te^*^> 



r< 









r.alUcilorc lsl;,ii(l, Louisiana, 



Battledore, Island , Louisiana. 



A. C. Bent. 



Black Skimmer. 



For description see page 337 



