f 9L ■ 



J Sb7-2 



rJ 



BIOLOGIA 



CENTRALI-AMERICANA. 



I N S E C T A. 



ORTHOPTERA. 

 Vol. I. 



BY 



Dr. HENRI DE SAUSSURE, 



ASSISTED BY 



Dr. LEO ZEHNTNER and A. PICTET. 



THE FOBFICVLID^E 



BY 



Count db BORMANS. 



FFR 9 1979 

 i»BRM«£8 



1893-1899. 



