U. S. NATIONAL MUSEUM 



c 



BULLETIN 93 PL. 7 



MT 



-M.Sc. 



R. 



a~P.T. 



la 



FS c-- 



R. 



2a 



1c 



2b 



1-1c, VERRUCA BICORNUTA; 2-2e, V. RATHBUNIANA. 



FOR EXPLANATION OF FIGURES SEE PAGE 340. 



Rr-H 



