CONTEXTS 



North American Acrididae (Orthoptera) . Papers 1 and 2. 



By Morgan Hebard 89 



(Issued Septembsr 25, 1922.) 



On the jNIale Genitaha of the Larger Hesperiidae of North 

 America. By Henrj^ Skinner and R. C. Wil- 

 liams, Jr 109 



(Lssued Septembsr 20. 1922.) 



Notes of a Few Interesting Blattidae from Guatemala, with 

 the Description of a New Species (Orthoptera). By 



:\Iorgan Hebard 129 



(Issued Septembsr 20, 1922.) 



Zorotypus swezej-i, a New Species of the Order Zoraptera 



from Hawaii. By A. N. Caudell 1.35 



(Issued S •ptcmbsr 20, 1922.) 



Notes on the Life Historj", Parasites and Inquiline Asso- 

 ciates of Authophora abrupta Say, with Some Com- 

 parisons with the Habits of Certain Other Antho- 

 phorinae (Hymenoptera). By Theodore H. Prison 1.39 

 (Issued September 20. 1922.) 



