124 



Studies in Kansas Insects. 



variable, in some longer than wide, in others about equal; the lateral 

 carinas gently arcuately converging caudad, sharply converging in 

 straight lines cephalad; lateral foveolas in general shape trigonal, quite 

 variable in shape, size and distinctness in both sexes, frontal costa sul- 

 cate at and immediately below the ocellus, its lateral carinas slightly di- 

 verging at the base and immediately above the ocellus, converging 

 rapidly above the antennae to meet the scutellum of the vertex in a rather 

 deep, almost bilobed median foveolas. Antennas long and threadlike, al- 

 ternating joints light and dark. Pronotum constricted anteriorly; disk 

 of metazona flat, punctate; carinas fairly well developed, cut by two 

 sulcii, higher and wider on the prozona than on the metazona; posterior 

 margin acute to right angled. Tegmina long, of medium width, varying 

 from plain to somewhat fasciate. Wings of medium length and very 



Distribution. 



Male. 



Female. 

 Fig. 108. — Circotettix nigrafasciatus n. sp. 



