PYRALID.fi. 63 



Anterior wings ashy-white, the l)use deep brown or black, tainted by a darker 

 line, behind the middle is a dusky spot on the costa, from which arises a 

 more or less distinct flexuons streak, the hinder margin of the wing is 

 darker than the middle, and bears an obscure pale eroded streak : posterior 

 wings and cilia brown. 



In the middle of the anterior wings is sometimes an obsolete streak. 



Var. (3. No. fuliginalis. Steph. Catal. ii. 168. No. 6842. 



Wings of a smoky-bluish, with the base, and a very obscure central line, 

 darker. 



Caterpillar pilose, brown, with a row of whitish spots on the back : it feeds on 

 the apple and pear, sloe, whitethorn, mountain ash, &3. : the pupa is en- 

 closed in a silken cocoon ; and the imago appears towards the middle or 

 end of June. 



Very abundant in gardens and hedges within the metropohtan 

 district ; found also in other parts of the country. 



LEPIDOPTERA VESPERTINA; 



Or those Lepidopterous Insects which may be known by the following 

 more or less evident characters : — 



PaJpi sometimes two, triarticulate; short and somewhat compressed, conic, 

 the basal joint usually least, the intermediate one longest and frequently 

 dilated above, the terminal one short, and rather obtuse ; or elongate 

 slender, more or less reciu'ved, with the two apical joints of nearly equal 

 length, the termhial one being mostly aciculate ; sometimes four, the labial 

 triarticulated, elongate, and in general recurved ; the maxillary minute, or 

 slightly exposed; maxillce rather short, membranaceous, sometimes rudi- 

 mentary. Antennas usually short and simple, rarely pectinated or elongate, 

 though in one genus extremely long in the males : head small, squamous, 

 the scales occasionally very long and projecting over the frontlet : ej/es pro- 

 minent : thorax slender, rarely crested : wings either undivided and forming 

 a deflexed triangle during repose, or convoluted round the body, the poste- 

 rior alw^ays folded, or divided at the apex by one or more fissures, and ex- 

 panded during repose : body short and slender, with a small tuft at the apex 

 in the males, and acute and stouter in the females ; or elongate-cylindric, 

 acute at the apex: legs rather short, stoutish or slender; four posterior fasci 

 mostly with spurs at the apex. 



