FAAIILY v.— TRYXAUN^. 



12: 



brown . A narro w curved 

 streak on the top of the 

 head from the inner edge 

 of the eve to the lateral 

 caringe; a narrow, 



Pig. 73.-Orpl,nlaspeciosa, male. Oriiiinal. straight, Vvlllte Strcak 



from the eye to the lateral cariiife; the upper half of the 

 sides of the pronotum brownish, darkest above. Legs 

 3'elloW'ish-brown; spines of thetibiae tipped with black. Teg- 

 mitia brownish at base; apical half pellucid, with rosaceous 

 nervures; costa with a dark streak beyond the middle. 



Length, male, 14-15 mm., female, 20-21 mm.; tegmina, 

 male, 12-13 mm., female, 12-16 mm.; antennae, male, 5-6 

 mm., female, 6 mm.; posterior femora, male, 9 mm., iemale, 

 11 mm. Both sexes are shown in the illustrations (Fig. 73 

 male. Fig. 74, female). 



GENUS Stenobothrus Fischer (1843). 



Vertex triangular, obtuse (of the male acute), with the 

 foveolae, \vhich are visible from above, narrow, oblong, 



rhomboidal. Antennas filiform. 

 FVontal costa convex. Pronotum 

 with the disk almost plain, the 

 median carina distinct and cut by 

 the principal sulcus onl\% and the 

 lateral carinse straight or more or 

 less arcuate or sinuate. The lat- 

 eral lobes of the pronotum about 

 equallv high and long, wnth the 

 lower angles somewhat obtuse. 

 Tegmina fully developed, rarely 

 abortive, with the mediastine area 

 more or less extended, either nar- 

 row throughout or widened at the 

 base, and sometimes including an 

 adventitious vein. The scapular 

 area is filled with oblicpie trans- 

 femLle. 'orTgTnaK"''' ^P"'"^^' vcrsc vcius and iu the male is di- 



