490 ANTHOCORINA. 



trees, and on old palings, in the London district. The males, on 

 account of their small size, and concealment in crevices, are difficult 

 to see. 



FAMILY 2. ANTHOCORUm 



Genus 1. TETRAPHLEPS, Fieb. 



Head long, narrow, convex, produced a little behind the eyes ; 

 Face cylindrical, central lobe long, projecting between the antennae ; 

 side lobes very short ; antenniferous processes very short. Antenna 

 slender, 1st joint reaching to the end of the face ; 2nd and 3rd 

 slightly thickened to the apex ; 2nd stouter than the 3rd, and 2^rd 

 times longer than 1st ; 3rd nearly f rds the length of the 2nd ; 4th 

 rather shorter than the 3rd, long-fusiform. Eyes very large, semi- 

 oval, projecting. Ocelli distant, inserted close to the eyes, promi- 

 nent. Rostrum reaching nearly to the middle of the mesosternum. 



Thorax. Pronotum trapeziform ; anterior margin straight ; ante- 

 rior angles rounded; sides very slightly curved, almost sinuate; 

 side margins narrow, reflexed on the 1st \ ; hinder angles obtuse ; 

 posterior margin concave; disk on the 1st ^ more convex than 

 behind, with a slight transverse depression behind the anterior 

 margin, and another in the middle broader and deeper, but not 

 reaching the sides. Scutellum large, triangular, basal \ convex, pos- 

 terior \ level with the clavus, or in the middle depressed ; apex 

 acute. Elytra; Clavus broad, deflected outwards; claval suture 

 depressed ; Corium slightly convex ; anterior margin, as far as the 

 cuneus, straight, reflexed, more widely at the base ; Embolium wide, 

 at the end raised into a perceptible narrow ridge ; Cuneus concave, 

 very long, triangular; anterior margin slightly curved; Membrane 

 with 4 nerves, the 2 inner ones contiguous at their base. Sternum ; 

 Mesosternum long, convex, in front compressed into a short point, 

 behind, with the xyphus broad, obtuse ; down the middle a long, 

 slight, depressed line ; Metasternum in the middle short, prominent, 

 convex. Legs : tarsi ; 3rd pair longest, 3rd joint on all longest. 



