36 LEPIDOPTERA. 



were imported. Some change in the conditions of trade 

 between this country and America — possibly in the timber 

 trade — seems long ago to have put an end to these perplexing 

 arrivals.] 



Genus 4. DEILEPHILA. 



Antennae straight, of moderate length, and with a slightly 

 recurved point ; fore wings moderately elongated, pointed, 

 with oblique hind margin and slightly hollowed dorsal margin. 

 Hind wings short, brightly coloured, with a slight projection 

 at the anal angle. Thorax stout and rounded, abdomen also 

 stout and round, tapering off gracefully and smoothly to a 

 point. 



Larv^ elongated, smooth, with a prominent horn on the 

 twelfth segment and large conspicuous sharply defined pale 

 spots along the sides. 



Pup^ thin-skinned and very delicate, without protuberances. 

 Subterranean, or among refuse on the surface of the ground. 



A little group of our most beautiful as well as rarest species 

 of Hawk-moths, remarkable for the graceful shape of their 

 smooth, clean-cut bodies and wings, and for their splendid 

 larva3. 



A table may be useful — two species being very similar. 



A. Nervures of fore wings whitish. D. TArornica. 

 A A. Nervures of fore wings not whitish. 



B. Central pale stripe of fore wings broad, rosy-grey. 



D. cu2)horhia\ 

 BB. Central pale stripe of fore wings narrow, whitish. 

 D. Gain. 



1. D. Euphorbiae, Z. Expanse 2\ to 3 inches. 



Fore wings broadly i^ale rosy-grey, with olive-brown stripe 

 and spots ; hind wings pink with black base and submarginal 

 stripe. 



