468 Illi)iois State Lahoraforij of Natural History. 



XLVIir. Pterygia, Lap. 



234. P. TRITUBERCULATA, Still. 



1869. Ptcri/f/ia trituhcrcuhda. Stul, Bid. Mem)). Kiin. 

 278, 5.' 

 Hab.—yLex. (Stdl). 



XLIX. Tropidoscyta, Stal. 



285. T. PALLIDIPENNIS, ,*, Still. 



1869. Tropi(h)sri/f(i pdUid'ipennis. Still, Hem. Fabr. 

 ii, 46, 3. 

 Hab.^Mex. (Stdl). 



236. T. FERRUGINIPENNIS, n. sp. 



$ ?. Head a trifle shorter than wide, with scattering hairs, 

 apex obtusely rounded, ocelli above a line passing through eyes, 

 situated uear base of prothorax, a trifle nearer the eyes than to 

 each other; antennee black, longer than usual. Prothorax slen- 

 der, elevated in front, convex, not foliaceous, highest point form- 

 ed above head in an obtuse angle, furnished with a lightly ele- 

 vated median carina; on each side a carina starting at middle of 

 inferior borders passes obliquely upward and forward, the two 

 meeting at the superior angle in front; posterior process unisin- 

 iiate above, destitute of a tubercle, but not quite straight; color 

 fusco-ferruginous, excepting a transverse band just before 

 apex and a spot on middle of back, which are much paler or 

 nearly white, tip of apex dark brown; in the male a nearly 

 black spot before the white band. Tegmina with basal por- 

 tion of clavus and corium ferruginous, middle portion with 

 small brown spots, termiual cells subhyaline, exterior edge a trifle 

 cloudy; two discoidal cells separated by second basal cell, third 

 apical cell elongate, clavus not narrowed toward apex; wings 

 with four apical cells, first long oval, second sessile with trun- 

 cated base. Abdomen and chest dark brown; front and middle 

 tibiie broadly dilated, hind jniir lightly dilated, yellow; femora 

 and tips of tarsi dark brown. Length S, 5 mm.; $, 6 mm. 



Described from one male and one female. Types in 

 National Collection and that of the author. 



Jlab.— Lob Angeles Co., Calif. [Hilii/). 



