RHYPAROCHROMID^E. 213 



punctured, the punctures of the posterior 4th larger, long and dis- 

 tinct; towards the anterior angles finely pubescent; hinder angles 

 and posterior margin sometimes piceous. Scutellum delicately cre- 

 nate-punctate. Elytra; Clavus pale piceous, black on the inner 

 margin, with 3 irregular rows of long, deep punctures ; the nerve 

 next the claval suture strong ; claval suture depressed, pale piceous ; 

 Corium piceous, paler in the middle, with fine distant punctures, 

 stronger and in rows on the anterior and inner margins ; nerves, 

 especially the 1st at the base, strong and raised ; posterior margin 

 and membrane-suture piceous on the outer half; Membrane yel- 

 lowish, nerves darker. Sternum delicately crenate-punctate in the 

 middle. Legs with fine short pubescence ; thighs black, apex piceous ; 

 tibicG pale piceous ; tarsi paler. 



Length, \\ \\ line. 



Bare. Under moss, with P. brevipennis, at Dartford Heath, in 

 August and September. 



Genus 15. STYGNOCORIS.* 



(STYGNUS, Fieb.}^ 

 Short, oval, convex. 



Head short, 5-sided, broader than long, very convex ; Face ver- 

 tical ; central lobe short, obtuse, arched in a line with the crown ; 

 side lobes as long as the central lobe, base broad, sides concave, apex 

 pointed. Antennas stout ; 1st and 4th joints thickest ; 1st reaching 

 by \ its length beyond the end of the face ; 2nd 2 to 2 J times longer 

 than the 1st ; 3rd rather shorter than the 2nd ; 4th as long as the 

 third, fusiform; 3rd and 4th with a short petiole. Eyes large, 

 prominent behind, projecting beyond the anterior angles of the pro- 

 notum. Ocelli small, distant. Rostrum reaching to the middle of 

 the mesosternum ; base in a deep furrow, of which the sides are 

 raised and rounded. 



Thorax. Pronotum trapezoidal, convex; anterior margin nearly 

 straight, as long as the base of the head exclusive of the eyes ; an- 

 terior angles greatly deflected ; posterior angles prominent, rounded ; 

 posterior margin concave in the centre, at each end produced rather 



* "Srvyvoc, obscure, and /coptf, bug. 

 | Stygnus, Lap., a genus of Arachnides. 



