84 



PRELIMINARY LIST 



Paraniesiis vitellinus Fitch. 



[Paramesus tunmngi L'hI.) 



Estes Park, July 12th; Manitou, June .25th; Colorado 

 Springs August 3d (Gillette). 



The type of twiniugi is a slightly faded male of vitellinus. 

 In this species the second transverse nervure betAveen the 

 first and second sectors of the elytra is sometimes absent. 



Paramesus jiicunchis Uhl. 



{EuMtx Jucimdus Lhl.) 



Manitovi, August 13th (Uhler, 5). Colorado (VanDuzee, 4). 



Manitou, June 25th (Gillette) . 



Parabolocratiis viridis Uhl. Det. VanDuzee. 



Near Golden, and on highlands west of Denver. Apparently rare (Uhler, 5). 

 Colorado (VanDuzee, 4). 



Lamar, May 7th; Dolores, June l<Sth; Rist Canon, June 

 13th (Gillette). Fort Collins, July 29th (Baker). 



Platymetophis acutusSaj. Det. VanDuzee. 



Manitou, August 13th, swept from herbage near Fountain creek (Uhler, 5). 



Rist Canon, June 12th to August Sth; Fort Collins, Sep- 

 tember 27th on Rhus trilobata; Steamboat Springs, July 26th; 

 Manitou, July 24th on Clematis, and September 29th on oak; 

 Grand Junction, August 26th on sugar beet (Gillette) . Fort 

 Collins, August 18th; Steamboat Springs, July 14th (Baker). 



Deltocephalus affinis n. sp. 



Female: Face one-seventh wider than long; clypeus one-third longer than broad, 

 somewhat more than one-half the length of the front, gradually narrowing to the 

 rounded apex, basal sutures nearly straight; lorae subovate, as long and one-half as 

 broad as the clypeus, genae broadly obtusely angled below the eye, rather broader than 

 usual below the lorae, attaining the tip of the clypeus; front one-seventh longer than 

 wide, gradually narrowing to clypeus, superior angle a right angle. Face and anterior 

 half of vertex finely shagreened. Vertex one- 

 half longer on the middle than at the eyes, width 

 between the eyes once and a fourth the length at 

 the middle, disc with the two depressed areas 

 near the hind margin. Pronotum two and one- 

 fourth times wider than long, but little longer 

 than the vertex, curvature three-fifths of the 

 length, posterior margin very slightly concave, 

 anterior third glabrous with two distinct pit« 

 near the median line, posterior two-thirds indis- 

 tinctly rugose. Scutellum as usual, transverse 

 groove quite indistinct. Elytra barely exceed- 

 ing abdomen. Last ventral segment with the 

 hind margin very deeply and broadly notched- 



