CONTENTS 



The Dipterous Family Cyrtidae in North America. By 



F. R. Cole 1 



(Issue April 10, 1919.) 



APR 11 "i 9 



A New Species of Grasshopper of the Genus Chloealtis 

 (Acridinae) from the Pacific Coast. By James A. G. 



Rehn and Morgan Hebard 81 



(Issued AQr^yO 1919.) 



