202 LYG^EINA. 



4th a little longer than the 3rd, fusiform. Eyes moderate, touching 

 the pronotum. Ocelli very distant. Rostrum strong, reaching to 

 the 2nd pair of coxae ; 1st joint as long as the head ; 2nd and 3rd 

 longer, subequal ; 4th shorter than the 1st. 



Thorax. Pronotum long, subtrapezoidal, campanulate, or sub- 

 quadrangular, in front wider than the head across the eyes ; anterior 

 angles squarely rounded ; sides constricted beyond the middle ; side 

 margins very narrow ; hinder angles prominent, rounded ; posterior 

 margin usually not much longer than the anterior, concave ; disk, 

 first f rds convex, last 3rd flatter, raised within the hinder angles into 

 a callus. Scutellum large, long, triangular, deflected posteriorly. 

 Elytra ; Clavus flat ; claval suture depressed ; Corium flat, convex 

 posteriorly ; Membrane with 5 nerves ; the 1st short, 2nd and 3rd 

 slightly curved at the base, 4th and 5th bisinuate at the base. 

 Sternum ; Mesosternum in front, with a short keel ending abruptly 

 in a point ; hindwardly with a depression extending into the short 

 xyphus ; Metasternum with a short, sharp keel. Legs strong ; thighs ; 

 1st pair greatly incrassated, flattened beneath, with one large tooth 

 beyond the middle, and two or three small ones between it and the 

 apex ; tibia ; 1st pair bent at the base, thickened gradually to the 

 apex, widened internally, and with a strong channel on the sides 

 extending to the apex ; tarsi strong, 1st joint longer than the 2nd 

 and 3rd, on the 3rd pair twice as long. 



Abdomen. 2nd segment beneath, prominent in the middle. 



Species 1. RHYPAROCHROMUS PILICORNIS. 



PACHYMEBUS PILICORNIS, Muls. An. Soc. Lin. 99 (1852). 



Black. Antenna with long, projecting hairs; 1st joint piceous. 

 Pronotum long, subtrapezoidal. Corium piceous, outwardly 

 paler ; membrane piceous, with lighter shades ; nerves inter- 

 ruptedly pale. 



Head finely punctured ; Face ; apex of the central lobe rufous. 

 Antennae black, clothed with long projecting hairs ; 1st joint and 

 lower part of the 2nd piceous. Eyes and Ocelli black. Rostrum 

 yellowish. 



Thorax. Pronotum very long, considerably widened posteriorly, 

 so that the form is subtrapezoidal ; anterior portion finely, closely 



