SMITHSONIAN INSTITUTION. 



UNITED STATES NATIONAL MUSEUM. 



COLL: 

 ^ 



REVISION OF THE OHTHOPTERAN GROUP ME- 

 LANOPLI * ACRIDIID^E). WITH SPECIAL REF- 

 ERENCE TO NORTH AMERICAN FORMS. 



BY 



SAMUEL HUBBARD SCUDDER. 



From the Proceedings of the United States National Museum, Vol. XX, pages 1-431 

 with Plates I-XX VI >. 



[No. 1124.] 



WASHINGTON: 



KNMKM Hi I VI I Ml OFFICE. 

 1897. 



