18T5. 173 



BRITISH SEMIPTEEA—ADDITIO'ltiAh SPECIES. 



BY J. W. DOUGLAS ANB JOHN SCOTT. 



front iniied from page 147.^ 



TINGIDINA. 

 TINGIDIB^. 



ORXnOSTIHA MACHOPnTDALMA. 



Ortkosfim macrophfhrilma, Fieb., Ent. Monogr., 49, pi. 4, fig. 4 (1844) ; 

 J. Salilb., E. M. Mag., x, 243, 4 (1874). 

 pusiJIa, Fieb., Eur. Hem., 131, 8 (1861), ? EaU. 

 „ cylindricornis, Thorns., Opusc, iv, 401, 4 (1871). 



Undeveloped form. — Broad-ovate, reticulate, dingy light brown. 



A7itr7i)icp black, third joint cylindrical, Bcarcely thickened at the apex. 



Pronotum : hood short, transverse, rhomboidal ; side margins broad, 



with 2^ rows of meshes, circumference rounded. Elytra: sutural area 



with 2 rows, discoidal cell with 4 rows, exterior area with 3 to 4 



indistinct rows, and the margin with one row of meshes. 



Jlead black ; the two spines on the crown short, stout, slightly divergent, black, 



brown at the apex. Antennce black j the long third joint cylindrical, very 



slightly thickened towards the apex ; fourth stout, short-fusiform, thickly 



clothed with fine long hairs. Eyes dark ferruginous. Host rum yellowish-brown ; 



rostral channel exteriorly broadly pale yellowish. 



Thorax — -pronotum short-suhcordate, anterior half black, punctured ; hood pale 

 brownish, with dark reticulation, short, convex, transverse, rhomboidal, projecting 

 but little over the head, obscurely carinate, with irregular small reticulate fovefe, 

 of which there are three to four in the front row, two to tlirce in the second, 

 and one in the third, on each side of the blackish keel ; side margins reflexcd 

 transparent, broad, circumference rounded (the anterior and posterior angles 

 being broadly rounded off), with two entire rows of transverse, long-oval meshes, 

 seven or eight being in the outer, and six in the inner one, and between the 

 rows, on the anterior half only, one or two small, irregular cells, the divisional 

 lines black ; the three discoidal keels deep, transparent, the middle one deepest, 

 straight, and reaching on to the hood, with six to seven right-angled meshes, the 

 side keels not so deep, sub-parallel, abruptly shortened in front, with five 

 to six meshes, similar to those of the middle keel ; scutellum process short, pale 

 brownish, foveate posteriorly exterior to the side keels. Elytra with foveate 

 reticulation, four rows of meshes in the discoidalcell,of which latter the margins 

 are much raised ; two rows in the sutural area, and tliroe to four in the exterior 

 at the widest part ; side margins reflexcd, transparent, narrow, with one row of 

 sub-quadrangular meshes. Sternum black, finely punctured ; prosternum anter- 

 iorly, metasternum posteriorly broadly, and base of coxeo less distinctly, pale 

 yellowish. Legs — coxcb and thighs pitchy-black, paler at base and apex ; tili(B 

 and /(/rs/ yellowish-brown, the apex of the latter piocous. 



Abdomen black. Length li line. 



The synonymy is extremely confused. Eieber, in the Eur. Hem., 

 131, 8 (ISGl), says that his O. macr(q}hthalma=^Tingis jnisilla, Eall., 

 and in Wien. Ent. Monats., vii, r)6 (1863), Q.(\(\.^=Monanth.i(i cinerea 



