Sulla. The bulla of Jurine is the feuestra of Thomson (q. If.). 



Caicarin. The spines at the apex of the tibia. 



Callosity. A slight elevation or hump. 



Callus. A. small callosity immediately before the radix of the fore-wings. 



Canaliculate. Furrowed; elongately impressed. 



Carina. A keel, ridge or elevated line. 



Carinate. Keel-like; with a raised ridge. 



Cast a iieotiK. Ch estu ut-red . 



Caudate. In the form of a tail. 



Cheeks. That part of the head between the base of the mandibles and lower 

 margin of the eyes. 



Clitinous. Pertaining to chitin, of which the exo-skeleton of insects is com- 

 posed; presenting a hard surface. 



Ciliatc. Fringed with hairs or cilia, like an eye-lid. 



Citrinous. Bright lemon-yellow. 



Clavate. Clubbed. 



Clyjxiif. That part of the head between the face and the mouth. 



Coiicolormis. Of the colour last mentioned. 



Connate. Inflexibly soldered together. 



Corbie ulatc. Basket-shaped. 



Cordiform. Heart-shaped. 



Coriaceous. Presenting a surface like that of leather. 



Corneous. Horny. 



Cornttte. Horned. 



Costa.--A. small elevated ridge ; rarely used of the front edge of the wing. 



Costnla. Exclusively used to denote the little costa separating the externo- 

 medial metathoracic arene into two parts. 



Coxa. The first or basal joint of the legs. 



Cristula. A little and usually elongate crest. 



Cul triform. Knife-shaped. 



Declivous. Running downwards. 



Dentate. Toothed. 



DentiparaL Tooth-bearing. 



Deplanate. Depressed or flattened dorsally. 



Disc. The central region. 



Discrete. Separated, usually by an impressed line; in the case of the petiolar 



area it indicates that there are present two longitudinal carinse which. 



divide the area into three parts. 



Edentate. Without teeth. 



Emaryinale. With the margin not continuous, generally centrally incised. 



ISntire. Without excision, emargination or projection. 



A/wcHcw/rt. The elevated anterior margin of the mesosternum. 



Epittoiita. The central, and often longitudinally elevated, portion of the face; 

 Gravenborst calls the whole front of the head, from the frons to the- 

 mandibles, the facies or hypostoma ; Berthoumieu calls it the epistome 

 or clypeus. 



