ATTEMPTED DIVISION OF BRITISH INSECTS. 425 



used in flight ; hind- wings folded longitudinally, and projecting 

 beyond the fore-wings ; hind-legs incrassated, formed for leaping ; 

 tarsi three-jointed : nocturnal, subterranean insects, feeding on 

 vegetables. Gryllotalpa, Acheta. 



Stirps. — Gryllina. 



Natural Order. ^ — ^Gryllites, Grasshoppers. 



Antennae very long, slender, and composed of many joints ; fore- 

 wings coriaceous, as long as the hind-wings, which are folded 

 longitudinally beneath them ; hind-legs incrassated, formed for 

 leaping ; tarsi four-jointed ; female furnished with an exserted 

 oviduct : diurnal ; feed on vegetables. Gryllus. 



StIRPS. LOCUSTINA. 



Natural Order. — Locustites, Locusts. 



Antennae short, incrassated towards the middle or extremity, con- 

 sisting of about ten joints ; fore-wings coriaceous, generally as long 

 as the hind-wings, which are folded longitudinally beneath them ; 

 hind-legs incrassated, formed for leaping ; tarsi five-jointed ; 

 diurnal : feed on vegetables. Locusta, Gomphocerus, Acrydium. 



(Stirps. — Spectrina. 



Natural Order. — Spectrites, Spectres. 



Antennae short, stout, composed of few joints ; fore-wings coria- 

 ceous, small, short, often wanting, never covering the hind-wings, 

 not used in flying ; hind-wings folded longitudinally, often very 

 large and beautifully coloured, sometimes wanting ; legs alike in 

 structure, not formed for leaping ; tarsi five-jointed ; prothorax 

 short : diurnal ; feed on leaves. Spectrum PJiasma.) 



(Stirps. — Mantina. 



Natural Order. — Mantites, Walking-leaves. 



Antennae long, filiform, very slender, and composed of many joints ; 

 fore-wings coriaceous, horizontal, generally covering the hind- 

 wings, which are folded beneath them ; fore-legs incrassated, and 

 armed with teeth, longer than the middle- and hind-legs ; tarsi 

 five-jointed ; prothorax long : diurnal ; feed on other insects. 

 Mantis.) 

 NO. IV. VOL. II. 3 I , 



