206 PROCEEDINGS OF THE AMERICAN ACADEMY. 



PcEcilotettix gen. nov. is represented by three species: picticornis 

 Ttiom., and two new species, found only on the Pacific coast near our 

 southern borders. 



(Edaleonotus gen. nov. is based on the polymorphic species, collaris 

 Scudd., found on the Pacific coast. 



Asemoplus gen. nov. is based on a single species, montanus Brun., 

 found in the extreme northwestern United States. 



Philocleon gen. nov. has but a single species, nigroviUatus Stal, from 

 Mexico. 



Aptenopedes Scudder is known only from the Gulf States, with the 

 three species, sphenarioides Scudd., rufovittata Scudd., and aptera 

 Scudd. 



