McNEII.L REVISION OF THE TRUXALlN.t OF NORTH AMERICA. 25 I 



Boopedon 7iuhilum, Thos., 1872. Prelim. Rept. U. S. Geol. Surv. 

 Mont., 430. 



Boopedon nubilu))i, Thos., 1873. Syn. Acrid. N. Am., 141, pi. fig. 1 1. 



Boopedon niibiluin, Bruner, 1877. Can. Ent., IX, 144. 



Boopedon nubi/um, Bruner, 1885. Rept. Com. Agr. , 303. 



Boopedon nubilum, Bruner, 1883. l"^^ Rept. U. S. Ent. Com., 58. 



Boopedon nubi/i/m, Bruner, 1885. Bui. Wash. Col. Lab. Nat. Hist., 

 I, No. 4, 135. 



Boopedon nubilum, Bruner, 1S85. Bui. Wash. Col. Lab. Nat. Hist., 

 I, No. 7, 198. 



Boopedon nigrum, Thos., 1870. Proc. Acad. Nat. Sci. Phila. , 83. 



Hab. Eastern slopes of the Rocky Mountains, extending to east- 

 ern Nebraska, Kansas, and Texas. 



The National Museum contains Thomas' type of B. nigrum. 

 2. Boopedon flavofasciatum, Thos. 



Boopedon flavofasciatum, Thos., 1S70. Proc. Acad. Nat. Sci. 

 Phila., 84. 



Boopedon flavofasciatum, Thos., 1S71. Prelim. Rept. U. S. Geol. 

 Surv. Wyo., 265 and 273. 



■Boopedon flavofasciatum, Thos., 1873. Prelim. Rept. U. S. Geol. 

 Surv. Mont. , 430. 



Boopedon flavofasciatum, Thos., 1873. Syn. Acrid. N. Am.. 141. 



Boopedon flaz'ofasciatum, Bruner, 1877. Can. Ent., IX, 144. 



Boopedon flavofasciatum, Brmier, 1883. 3rd Rept. U. S. Ent. 

 Com., 58. 



Hab. Montana, Wyoming, Colorado, Nebraska, New Mexico, 

 Te.xas, and eastern slopes of the Rocky Mountains. 



The National Museum contains Thomas' types, two females. It 

 also contains a male from Dallas, Texas, which also probably belongs 

 to this species. In this specimen the tegmina are less than half as 

 long as the abdomen and rounded at the tip. The femora are decid- 

 edly longer than in B. nubilum, and the lateral carinae of the prono- 

 tum are more distinct and the disk is less rounded. 



XXI. PLECTROPHORUS, n. gen. Fig. 2t. 



Head much shorter than the pronotum. Vertex horizontal, sulcate, 

 with slight lateral and obsolete median carina, but little advanced in 

 front of the eyes. (The frontal costa is indistinctly separated from 

 the vertex and it is unusually prominent, seen from abov'e, and 



