48 THE CANADIAN ENTOMOLOGIST. 



the tip ; first joint of flagellum not quite as long as the second and third 

 combined ; mandibles black ; vertex deeply but not very closely punctate. 

 Thorax covered with gray hair, quite thick below and anteriorly ; meso- 

 thorax before deeply and a little more thickly punctured than vertex 

 anteriorly, and the scutellum more largely but less closely punctate ; 

 postscutellum similar to anterior mesothorax, while the metathorax is 

 quite finely and closely punctate ; below the wings the thorax is closely 

 and roughly punctured ; tegulae and nervures rufous, the stigma with a 

 light spot before; wings hyaline, much clouded at tip, marginal cell 

 truncate and strongly appendiculate. Abdomen with white basal hair 

 bands ; first segment deeply but not thickly punctured ; second, third, and ,' 

 fourth not as deeply and more closely punctate ; fifth more deeply and 

 quite roughly punctate, and with a heavy ryfous hair band posteriorly; 

 abdomen below with long and not distinctly separated hair bands, morell 

 finely punctate than above. Legs hairy, all except first joint of anterior,^ 

 and the last joint of the middle tarsi rufous ; hind tarsi black ; anterior' 

 spur one-half as long as first joint tarsi, middle spur two-thirds as long as 

 first joint of middle tarsi, and lateral spurs shortest of all, rufous ; claws 

 cleft with several teeth inside. 



Described from one ? taken at Topeka, Kansas, in' 1864, by Mr. J. 

 E. Taylor, and numbered 1,043 i" ^'^Y collection. Prof T. D. A. 

 Cockerell (after whom I have named this species, as a slight token of 

 respect and of my gratitude for his many favours) pronounces this to be a 

 valid new species. I would adopt his table (as published on p. 92 of the 

 Annals and Mag. Nat. Hist., July, 1896) as follows : 



A. Large species. 



(i) Stigma ferruginous. 



(a) Hairy, tegulse rufous, knees yellow CockereZ/i, Dun. 



(l?J Not so hairy, tegulse yellow spotted, 4 anterior knees 



yellow mexica/iorum, Ckll. 



(2) Stigma dark ; asdepiadis, Ckll. 



B. Small species. 



(r) Tarsi piceous in 9 • 



(a) Postscutellum and metathorax brownish. . .maurula, Ckll. 



(b) Postscutellum and metathorax black tri/oliaia, Ckll. 



(2) Tarsi rufous in ? , yellowish-white in (i, . . . .heteromorpha, Ckll. 



Mailed February 1st, 1897. 



