Glossary of Technical Terms. 



45 



Spatulate 

 Sjitcies 



Spiracle 



Siib-florsal 



Striation 



Suture 



Taeliinid 



Tarsal claws . . 



Tarsi 



Tegniina 



Thorax 



Thoracic segment 



TibisB 



Transverse 



Viviparous 



Wing-cases 

 Wing expanse . . 



Wing-pad.-i 



Somewhat spade-shaped. 



An individual organism distinguished from others in the same 



genus or in related genera by the possession of certain 



fixed characters constituting specific differences either of 



form or colouration. 

 A small breathing pore plainly observable in the form of a 



tiny oval ring on the sides of each body segment of a 



caterpillar. 

 That portion of the upper or dorsal surface bordering the 



centro- dorsal line. 

 An arrangement of scored lines forming tiny channels, usually 



parallel to each other and placed longitudinally. 

 The line formed by the edges of elytra meeting on centro- 



dorsal surface of abdomen. 



Belonging to the Tachinida^, a dipterous family containing 



parasitic flies. 

 Claws at the extremity of the foot. 

 The feet. 



Wing-covers of a leather}- consistency seen in grasshoppers, 

 cockroaches, &c. 



The second division of the body, situated between the head 

 and abdomen, and bearing the legs. 



One of the three segments which, taken together, constitute 

 the thorax. 



The shank of the leg between the thigh and foot. 



Across; at right angles to an imaginary line drawn longi- 

 tudinally through the body. 



Producing living young ones instead of eggs. 



Elytra, or wing-covers, which cover the abdomen of a beetle. 

 The distance from tip to tip of fore-wings when fully 



extended horizontally. (Plate III., fig. 23, W.E., p. 20.) 

 Eudimentary wings observable as small flaps or pads on the 



thorax of certain immature forms of insects, such as 



grasshoppers, bugs, &c. 



