Vlll ENTOMOLOGICAL TERMS. 



The sixth order of insects, including those with two 



wings only, such as the House Fly, &c. 

 Discus, the middle of the elytra between the base, the 



apex, the margin, and the suture ; also the middle 



of the thorax. 

 Divaricated, wings, incumbent but diverging behind. 



E. 



Elytra, the two crustaceous or coriaceous wing-cases 

 of beetles, &c which are expanded in flight, but 

 which, when at rest, cover the abdomen, and hide 

 the membranous wings. 



Equites. Those Papilios whose upper wings are longer 

 from the posterior angle to the apex, than from the 

 same angle to the base. 



Eruca, the old word for Larva. 



F. 



Falcated, shaped like a sickle. 



Fa&cia, a broad transverse line. 



Fasciculus, a tuft on the back of the caterpillar &c. 



Fethora, the thighs, that part of the limbs nearest the 

 trunk. 



Filiform, antennae, of the same thickness through their 

 whole length. 



Fissiles, the knob of club-shaped antenna? split longi- 

 tudinally into several parallel parts or laminae. 



Flexuose, irregularly waving. 



Foliaceous, spread out like a membrane. 



Furcated, forked, divided into two parts at the ends. 



Fusiform, antennae, growing gradually thicker towards 

 the middle. 



G. 



Gemmati, a subdivision of the section Nymphales, in 

 the genus Papilio, containing such as have ocelli, 

 or eyes, in their wings. 



