I 



riUFlD.K. 309 



colour is much more constantly pale in its rang-e over the 

 greater portion of Central and Northern Europe, Spain, north 

 of Italy, Southern Russia, and the mountain regions of Central 

 Asia. 



Genus 25. DRYOBOTA. 



Antennee hardly ciliated ; eyes naked ; thick eye-lashes at 

 front and back ; thorax squared, crested at the top and back ; 

 abdomen with one prostrate crest ; fore wings narrow and 

 bluntly pointed, the hind margin rather full below the middle. 

 Vein 5 of the hind wings very weak, arising from below the 

 middle of the crossbar. 



We have but one species. 



1. D. protea, i/orZ;. — Expanse \\ to U inch. Fore 

 wings green or greenish-brown marbled with brighter green, 

 rosy-purple, white, or black, or combinations of these; 

 stigmata usually paler, and a pale blotch placed obliquely 

 below the orbicular, often followed by a larger one toward the 

 anal angle ; hind wings greyish-white, obscurely banded with 

 dark smoky-grey. 



Antenna? of the male simple, but furnished with tufts of 

 minute bristles which simulate very short pectinations, also 

 ciliated with still more minute hairs, dark brown ; palpi 

 somewhat erect and elongated, dusky brown, third joint 

 conspicuous, black ; head yellowish-brown densely covered 

 with raised scales, a tuft at the base of each antenna, and 

 between them a higher tuft blackened in front ; collar raised 

 and in the middle bent forward, pale brown, margined and 

 faintly barred with black ; remainder of the thorax much 

 squared from the prominence of the uplifted shoulder-lappets, 

 pale brown dusted with darker, the shoulder-lappets edged 

 with black ; top crest strong, pushing the collar forward ; 

 back crest thick aad rather short, each tuft barred in front 

 with black and tipped behind w^ith white ; fascicles dusky 

 pale-brown ; abdomen smoky-brown dusted with pale brown 



