HEMIPTERA. 575 



41. RHYPAROCHROMUS lineatus. 



Lygseus lineatus, Fab. Ent. Syst. Supp. 541. 124 (1798) fy S. R. 

 234. 152 (1803). 



a. N. America. Presented by E. Doubleday, Esq. 



42. RHYPAROCHROMUS basalis, n. s. 



11. niger ; elytrorum corio griseo, fusco-punctato, macula parva 

 albida in angulo interno apicali ; thorace postice griseo-4- 

 maculato ; antennarum articulo primo basi nigro. 6 ? . 

 Long. lin. 2-2^. 



Head black, thickly and minutely punctured. Eyes brown. 

 Thorax a little longer than the width of its base, rather strongly 

 constricted a little behind the middle ; anterior lobe narrower 

 than the posterior, wider behind than before, convex, black, im- 

 punctate ; posterior lobe black, rather strongly punctured, with 

 two indistinct griseous spots on the disc, and a smooth pale spot 

 on each posterior angle. Scutellum black, punctured. Coria- 

 ceous portion of the elytra punctured with brown, with an indi- 

 stinct dark streak on the disc, running parallel and close to the 

 suture of the clavus, and enclosing at its apex a small whitish 

 spot ; membrane brown, w r ith whitish nervures. Abdomen be- 

 neath pitchy. Breast black, with the posterior angles of the 

 antepectus pale. Anterior thighs black, with the apex fulvous ; 

 posterior and intermediate thighs fulvous, with a broad black 

 ring near the apex ; tibiae and tarsi testaceous, with the tips of 

 the tarsi blackish. Antennae pale fulvous, with the base of the 

 first joint blackish, the last joint brown. 



a. N. America. Presented by E. Doubleday, Esq. 



43. RHYPAROCHROMUS scutellatus, n. s. 



R. prsecedenti affinis, castaneo^fuscus ; thorace magis constricto ; 

 pectore nigro ; elytris testaceis, fusco-punctatis, fascia irregu- 

 lar! fuscescenti subapicali, punctoque fusco in angulo apicali 

 externo ; antennis pallidis, articulo apicali fusco. $ . 

 Long. lin. 2*. 



Head and thorax pale chestnut-brown ; head minutely punc- 

 tured, wider than the anterior margin of the thorax ; thorax 

 longer than broad, strongly constricted behind the middle ; ante- 

 rior lobe as wide in front as behind, somewhat globose, impunc- 

 tate ; posterior lobe somewhat paler, broader than the anterior, 

 rather finely punctured, with a short central line, a short oblique 

 line on each side of this, and the posterior angles, brown ; the 

 extreme tips of these angles pale, smooth. Scutellum rather elon- 

 gate, blackish. Coriaceous portion of the elytra testaceous, finely 



