March, 'igig] DaVIS : CiCADAS OF THE GeNUS CiCADA. 



72 



cactus without impaling themselves. The toughest beetles become 

 impaled when they settle on this cactus and the ants proceed to eat 

 them, but these Cicadas that have a very swift flight, can settle with 

 impunity.'' He says that " their song is not sustained for more than 

 about two minutes in the brightest sunshine even." 



Cacama furcata new species. 



Type male, labeled "Lower California?" Collection, University of 

 Nebraska. 



A dark colored species decorated with orange and black at the base of 

 both pairs of wings. 



Head black with a light brown spot above each antenna and a median 

 light brown line below the central ocellus. Region of the transverse ruga; 

 black, variegated each side with brown and black. The orange colored ros- 

 trum is black at tip, and extends slightly beyond the median coxje. Pro- 

 notum black or nearly so, with a brownish spot on the front margin each side 

 of the central line; the lateral margins variegated with brown, and a rather 

 conspicuous upturned brownish line near the posterior angles. Mesonotum 

 black, except the outer two lines of the central W mark, the extreme lateral 

 margins at the base of the fore wings, and the front limbs of the X, which 

 are brownish. Tergum black or nearly so, with the segments narrowly edged 



UClCCltUC. 



lA. 1 u <A I U.. 



at che sides of the body with brown. The first segment almost entirely black, 

 the hind margin edged with brown, especially conspicuous near the central 

 portion, and a minute pruinose spot each side near the extremities and adjoin- 

 ing the tympana. The eighth segment is nearly all black, light brown near 

 the tip and on the sides ; there is also a basal pruinose line. Fore wings 

 with the basal cell nearly clear ; both the fore and hind wings are variegated 

 at base with orange and black ; the membranes are orange tinted with gray 

 on their posterior margins. 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 margin 

 of the fore wing is nearly straight, somewhat abruptly turned at the eighth 



