U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 76, ART. 9 PL. 1 



'if' ' vM,V .-' 



/_^£^...^, /■ 



it- '^ ' 



I 



-•<?-( f ' 



..^^K -•■ 



i- 



y.:<:i,MrK7::'F- 





2V 4 i'ii 



TUZOIA RETIFERA WALCOTT 

 For explanation of plate see page 15 



