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.— ANTHOCORTD^. 



Ge7ius 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. Antennae 

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

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

 times longer than 1st ; 3rd nearly |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, nostrum 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. Scictellum large, triangular, basal ^ convex, pos- 

 terior 1 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 ; EmhoUum wide, 

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

 very long, triangular; anterior margin slightly curved; Memhrane 

 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 j 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. 



