ZOOLOGICA 



SCIENTIFIC CONTRIBUTIONS OF THE 

 NEW YORK ZOOLOGICAL SOCIETY 



FROM THE TROPICAL RESEARCH 

 STATION IN BRITISH GUIANA 



VOLUME III. NUMBER 10 



(Tropical Reseaich Station Contribution Number 104) 



TWO TACHIGALIA MEMBRACIDS 

 By Herbert Osborn 



PUBLISHED BY THE SOCIETY 



THE ZOOLOGICAL PARK, NEW YORK 



December 24, 1921 



