GLOSSARY OF TERMS. 



Aciculate. — A surface that appears as if scratched with a needle. 



Acuminate. — Tapering to a long point. 



JEdeagus. — The outer chitinized sheath of the membranaceous penis. 



Bevels. — Lateral (sometimes ridged) basal slopes of the movable 

 segments of the abdomen in the pupa. 



Carinate-. — Keel -shaped. 



Cariniform. — In the form of a keel. 



Cheetotaxy. — The arrangement of the setae or bristles on any portion of 



the exoskeleton. 

 Cilia. — Series of fine hairs arranged in tufts or single lines ; the fringe 



which edges the wing. 

 Cilium. — PI. cilia, q.v. 

 Clasper. — A chitinized plate or flap, being a process attached to the 



ninth sternite in the imago, and serving to hold the female parts 



during copulation. Also applied to the pair of prolegs situated 



upon the tenth segment of the larva. 

 Clavate. — Clubbed ; thickened gradually towards the tip. 

 Clypeus. — That sclerite of the head to which the labrum is attached. 

 Comb. — A row of long bristles, often prominent on the mid-tarsus of 



SPBXNTGrD^. 



Costa. — The thickened anterior margin of the wing. 



Coxa. — The basal segment of the leg, by means of which it is articulated 



to the body. 

 Coxal piece. — A small, bipartite, diamond-shaped plate on each side of 



the middle line of the pupal thorax, lying between the fore leg and 



the tongue -case. 

 Cremaster. — A specialized process on the tenth (the last) segment of 



the pupa. 

 Crenulate. — With small scallops. 

 Cross-veins. — Applied to the veins closing the discal cell of the wing. 



Also called the discocellulars. 



Dentition. — Arrangement of the teeth, or the form of the teeth, on 



a chitinized part. 

 Dextrad. — Extending or directed towards the right. 

 Discocellulars. — The veins which close the discal cell of the wing. 

 Distal. — Farthest from the body, opposed to proximal. 





