PSYCHE 



A JOURNAL OF ENTOMOLOGY 



Established in 1874 



VOL. XXV AUGUST, 1918 NUMBER 4 



CONTENTS. 



Synoptic Keys to the Lygseidfe (Hemiptera) of the United States. H. G. Barber 71 



Another Toxoptcra Feeding on Sedge (Homoptera; AphididSe). A. C. Baker 88 



A New Species of Evania from the Cameroons (Hvmenoptera; Evaniidae). 



C. T. Brues 93 



The Breeding of Mosquitoes in Alkaline Water. H. L. Balloice .... 96 



Exchange Column 97 



