/. OZOPERin.-E—LOZl WERA . 317 



hind wings smooth, the hind liiargin much curved, and 

 hollowed before the anal angle. 



We have seven species, readily discriminated : 



A, Fore wings bright silvery-white with pale tawny bands. 



L. (lipolMln. 

 A', Fore wings yellow with slender red-brown stripes. 



B, Transverse stripes two in number, the first not reaching 

 the costa. Z. dUmvhina. 



B- Two transverse stripes, both complete, very straight. 



L. franciUnno-. 

 W, Two transverse stripes, both complete curved and 

 irregular. Z. hmtricdht. 



B^, Two transverse stripes, both broken into sections. 



L. smcathmanniana. 

 A^ Fore wings broad, dusky yellow, with ill defined, incom- 

 plete, darker bands. 



C, Central band not broad, extending to the sub-costal 

 nerve. X. sframincn. 



C^ Central band broad, nearly upright curtailed ; another 

 partly visible termed the costa. L. alfcrnana. 



1. L. diplotella, i7»7).— Expanse I to % inch (12-16 

 mm.). Fore wings silverj'-vvhite with four yellow-tawny 

 parallel, oblique, transverse stripes. 



Antenna whitish-brown ; palpi, head, and thorax ]iale 

 buff clouded with fulvous; abdomen black-brown with 

 abundant white scales. Fore wings elongated, rather 

 narrow, costa nearly straight, apex bluntly angulated ; 

 silvery-white with four oblique, transverse, pale tawny 

 bands, the outer line somewhat branched; cilia silvery- 

 white. Hind wings smoky white with a silvery gloss ; cilia 

 white. Female similar. 



Underside of the fore wings leaden black ; cilia white. 

 Hind wings leaden-white with white cilia. 



On the wing in -July and August. 



Larva variable ; yellow-brown to amber-brown with a 



