Ob EUSEMIA LECTRIX. 



lies a slender horny piece thickened at the tips, in 

 front of which is an erect bifid horny process, the 

 upper division of which forms a slender and very 

 acute hook. 



The species is a native of New Holland. The 

 specimen here figured from a drawing made for us 

 by Mr. Westwood, is in the collection of the Rev. 

 F. W. Hope. 



EUSEMIA LECTRIX. 



PLATE II. Fig. 2. 



Bombyx leetrix, Linn.; Cramer, Pap. Exot. pi. 192, fig. C. ; 

 Donovan's Ins. of China, pi. 43, fig. 2. 



This sub-genus was proposed by Dalman in his 

 monograph on Castnia for the beautiful insect here 

 figured. He considered it as very nearly allied to 

 Agarista, and such is certainly the case, since they 

 agree in the structure of the antennae, palpi, spiral 

 tongue, veins, bridle, and general colouring of the 

 wings. The principal difference is in the structure 

 of the fore legs, which are sufficiently unlike to 

 warrant the separation. The anterior thighs (as 

 they appear in E. maculatrix) have not the strong 

 brush of hairs, which is so concpicuous in Agarista, 



