230 LYGiEINA. 



tlie segments narrowly, the centre of the 6th abdominal and the 3 

 genital segments, and a row of spots along the sides, piceous. 



Length, 2^ lines. 



Eare. Under a stone at Blackgang Chine, Isle of Wight, 4th 

 August (Curtis). 



Family 4.— CYMIDiE. 



Genm 1. — Chilacis, Fied. (iiilitt.) 



Oval, flat. 



Head long, across the eyes not so wide as the front of the prouo- 

 tum, slightly convex ; Crown ; sides straight to beyond the eyes ; 

 Face narrower than the crown, long, triangular ; central lobe long, 

 widest in front, apex obtuse ; side lobes not so long as the central 

 lobe, narrow, pointed in front, the outside concave ; a deep channel 

 on their inner sides parallel to the central lobe ; antenniferous 

 processes very short. Antennce rather stout ; 1st joint not reaching 

 the end of the face ; 2nd and 3rd slightly and gradually thickened 

 towards the apex ; 2nd 2^ times as long as the 1st; 3rd and 4th in 

 length subequal, each not so long as the 2nd ; 4th obtuse-fusiform. 

 Fyes rather large, round, slightly flattened. Ocelli distant ; inserted 

 close to the inner side of the eyes. Hostrum reaching over the meso- 

 sternum ; 1st and 2nd joints long, in length subequal ; 3rd longer ; 

 4th very short. 



Thorax. — Pronotum trapezoidal, flattened ; anterior margin con- 

 cave, anterior angles I'ounded, depressed ; side margins horizontal, 

 widest on the 1st -i, narrower behind ; hinder angles rounded, with 

 a large callus within them ; posterior margin slightly concave ; disk, 

 in front with 2 slight callosities ; centre and sides in front depressed ; 

 at the middle of the length, towards each side, a deep fovea. 

 Scutellum large, triangular ; base with a deep fovea, of which the 

 side margins are raised into the. form of a V- Elytra longer than 

 the abdomen ; Clavus deflected to the cerium ; claval suture greatly- 

 depressed ; Corium; anterior margin cixrved, at the base broad, 

 gradually nari'ower, reflexed ; posterior margin rounded ; disk 

 convex; 1st nerve greatly raised, beyond the middle flatter and 

 furcate ; Memhraiie thin, with 4 nearly straight nerves arising at 



