March, 1919.] DaVIS : CiCADAS OF THE GeNUS CiCADA. 



74 



the base and front margin ; both the front and hind wings are variegated at 

 base with testaceous and black, the membranes are orange. Costal margin of 

 the fore wings testaceous with a series of connected darker spots to the end 

 of the radial cell, from which point the margin is darker colored to the end 

 of the wing. The outer margins of the fore wings are more evenly rounded 

 than in any other species here considered ; the first and second cross veins 

 are considerably infuscated. Beneath the body is light or straw colored, espe- 

 cially the opercula, variegated with black about the legs and at the sides of 



Gacavna vaY'i.€.(jal(x 



the abdomen. Opercula overlapping along the inner margin and broadly 

 rounded behind. 



Measurements in Millimeters. 



Male Type. Female Allotype. 



Length of body 29 27 



Width of head across eyes 9-5 9-5 



Expanse of fore wings 75 79 



Greatest width of operculum 7.5 



Greatest length of operculum 8.5 



The allotype, and other females collected at the same time, have more 

 brown on the tergum than in the males. The first abdominal segment is prui- 

 nose, which extends on to the fore part of the second segment; the third to 

 the seventh segments are pruinose on the sides, while the eighth segment is 

 light colored and pruinose. There are the same black or dark brown dots 

 each side on the eighth segment as in the male. The ninth segment is also 

 light colored. Beneath the last ventral segment is evenly rounded each side 

 of the central notch. 



In addition to the type and allotype there are 17 males and 15 fe- 

 males in the writer's collection, all from San Banito, Texas, and col- 



