186 CATALOGUE OF 



longiores ; thorax lateribus rectis ; scutelluni abdominis apicevt fere 

 atlinffens ; abdominis latera nigricante maculala ; pedes lutei,fii9C0 

 conspersi, femuribus incrassatis ; nice anticce membrana fusca. 



Pale liiteoos, elliptical, shining, slightly convex, clouded and 

 thictly punctured with brown, tawny beneath. Head nearly twice broader 

 than long, a little narrower than the thorax, rounded in front, where the 

 lateral lobes extend much beyond the middle lobe. Antennae luteoiis, 

 slender, minutely setulose, not more than half the length of the body ; first 

 and second joints short; third, fourth and fifth longer. Thorax more thati 

 twice broader than 4ong, very little narrower in Iroat than along the hind 

 border; sides straight. Scutelluni slightly excavated on each side, rounded 

 at the tip, extending very nearly to the tip of the abdomen. Abdomen 

 above with blackish spots along each side. Legs hileous, short, stout, 

 slightly brown-speckled; femora incrassated. Fore wings with a brown 

 membrane, which does not extend beyond the tip of the abdomen. Hind 

 wings pale cinereous ; veins brown. Length of the body 3J — 4 lines. 



The head is broader in front than that of D. inoblrusa, and the fore 

 border of the thorax is slightly excavated. 



a, b. Santarem. From Mr. Bates' collection. 



c. Tapayos. From Mr. Bates' collection. 



d. Amazon Region. From Mr. Bates' collection. 



23. DiSCOCEI'HALA TERMINALIS. 



Flavescenn, ellipiica,fusco dense punctata; caput subcarinaium, annnlis 

 duobus iiiipressis sijjualnm ; antennce picece, corporis dimidio paullo 

 breviores, arliculo bo luleo ; thorax giiltis octo glabris pallide flavis, 

 linea transversa impressa, lateribus vix rotundatis ; scutelluni guilts 

 tribus basalibus apiceque pallide flavis ; venter villa nigra lata den- 

 tala abbreviata ; pedes fusco conspersi, femoribus incrassalis ; ala 

 anticce gutlis duabus glabris pallide flavis, membrana fusca. 



Yellowish, elliptical, shining, nearly flat, thickly brown-punctured. 

 Head much broader than long, about two-thirds of the breadth of the 

 thorax, with a very slight longitudinal keel, rouuded in front, where the 

 lateral lobes connive much beyond ibe middle lobe; an impressed incom- 

 plete ringlet on each side between the eye and the ocellus; under side 

 mostly unspeckled. Antennae piceous, slender, pubescent, a little less than 

 half the length of the body; first aud second joints short; fifth luteous. 

 Thorax more than twice broader than long, with a transverse slightly im- 

 pressed line, which is accompanied by six smooth pale yellow dots; two 

 smooth pale yellow dots on the fore border ; sides hardly rounded. Scutel- 

 lum elongate-conical, extending to two-thirds of the length of the abdomen, 

 smooth and pale yellow at the tip, and with three smooth pale yellow dots 

 at the base. Abdomen beneath with a broad black dentated abbreviated 

 stripe. Legs shoit, stout, brown-speckled ; femora incrassated. Fore wings 

 with two pale yellow smooth dots, one in the disk, the other near the mem- 

 brane, which is brown, and does not extend beyond the abdomen. Length 

 of the body 4 lines. 



It has some resemblance to D. complanala, but the head is much 

 broader in front. 

 a. Amazon Region. From Mr. Bates' collection. 



