HEMIPTERA. 343 



keel. Legs stout ; the four anterior thighs with two spines be- 

 neath close to the apex ; posterior thighs much thickened ( $ ), 

 with a very long acute spine near the base, two shorter ones near 

 the apex, and a double row of minute spines, or acute tubercles, 

 running along the under surface. 



1. EUROSTUS validus, n. s. PL XI. fig. 2. 



E. castaneus, punctatus, scutelli apice nigro; pedibus piceis; 

 antennis nigris articulo apicali fulvo. $ . 

 Long. lin. 14J. 



Elongate ovate, deep chestnut. Head finely wrinkled. Tho- 

 rax minutely punctured, faintly wrinkled transversely, with the 

 anterior and lateral margins black. Scutellum coarsely wrinkled, 

 with the disc finely, the margins coarsely, punctured ; with the 

 lateral margins and the tip blackish. Coriaceous portion of the 

 elytra rather paler than the rest of the surface, very thickly and 

 minutely punctured ; membrane brownish, semitransparent. Mar- 

 gins of the abdomen black. Abdomen beneath smooth and shi- 

 ning, impunctate, tinted with violet; stigmata yellowish. Breast 

 violet-black, strongly wrinkled; antepectus chestnut, with a 

 violet-black, wrinkled patch ; sternum pale. Legs pitchy chest- 

 nut, slightly shining, with numerous minute tubercles; tarsi 

 paler. Rostrum chestnut, with the tip black. Antenna black ; 

 apical joint bright orange, with the base black. 

 a. China. Presented by G. T. Lay, Esq. 



2. EUROSTUS grossipes, n. s. 



E. supra piceus ; scutelli apice fulvo ; subtus violascens, abdo- 

 minis marginibus, carina centrali, pedibusque, pallide fuscis. . 

 Long. lin. 17- 



Head, thorax and scutellum opaque, pitchy, with a greenish 

 tinge. Thorax faintly wrinkled transversely, with a leathery ap- 

 pearance ; lateral margins narrowly edged with brown. Scutel- 

 lum coarsely wrinkled, with the whole surface also finely wrin- 

 kled and sparingly punctured; the apex much hollowed, im- 

 punctate, dull orange. Coriaceous portion of the elytra deep 

 pitchy brown, opaque ; membrane pale brown, opaque. Margins 

 of the abdomen of the same colour as the thorax, with a dull 

 orange band at the base of each segment. Abdomen beneath 

 dull violet, opaque, with the lateral margins, and the obtuse 

 central keel, pale fulvous brown. Breast dull violet, wrinkled, 

 with the margins and the sternum brown. Legs pale fulvous 

 brown ; posterior thighs very stout. Rostrum brown. Antennae 

 with the basal joint brown, second black, rest wanting. 

 a. Assam, 





