*^ AA EXPIANATIOX OF 



Margo posterior, the margin between the apex and the angiilm po- 

 sticus. 



Jiu^argo interior or tenuior, the margin Ijctwecn tlie base and the an- 

 gulus posticus. 



iScbulosa-', marked with many scattered, abrupt hnes, of various 

 forms. 



Iwrvosa; with nerves large for the size of the wing. 



Nilidissima, with scales exceedingly smooth and rtsplcndcnt. 



Ocellutcc, with one or more ocelli, or eye-like markings. 



Pugiiiu superior, the upper surface of the wings. 



Pugina inferior, the under surface. 



Futentes, horizontal, extended Asdien at rest, not uniting or incum- 

 bent. 



FatuLe, nearly horizontal, little inclined, and not incumbent. 



riinuc, extended horizontally, which cannot be folded up. 



PUcatic, wings which when at rest are folded up, but expanded hi 

 ilight. 



Pwtclitttc, marked wilh very small dots. 



lladiata', with nerves diverging like rays from a common centre. 



P.epunda, with a waving but plain margin. 



Reticulata, with nerves disposed like net-work. 



licvci-sa, dcflexed, the margin of the secondary wings projecting 

 from imder the primary. 



llotundatd;, the posterior margin rounded and devoid of angles. 



Suhcuudata, the process in the posterior wings, hardly longer tlian a 

 serrature. 



Suberosir, scmewliat indented, but irregularly. 



Tcssellutic, marked wilh black spots so disposed as to resemble a che- 

 quered pavement. 



Ti'uncuta, with the posterior angle straight. 



Tumida, with elevated mcmliranes among the veins. 



Vuriegutir, of difterent colours. 



VnduUitir, marked with continuous and nearly parallel waving lines. 



Vnguiculata, with a membranaceous tooth or claw at the costa or 

 exterior margin. 

 ANASTOMOSIS, a spot iu the upper wing, at the branching of the 

 nerves, near the anterior margin. 



Striga, observing the course of the nerves. 

 AXTENNvE {or Horns) For the supposed use of these organs see p. 2 1 . 

 They are subject to the greatest variety: the number of joints, 

 their form, he. should always be considered, as they are useful iu 

 distinguishing genera; they are discriminated as follows. 



Aculcato', armed with small sharp points. 



Aculcato-scrrata, set with thick prickles turned towards the apex. 



