THE MOTHS-LEPIDOPTERA HETEROCERA. 



The present volume contains the concluding series of those 

 families of Moths which are usually classed as Sphinges or 

 Bombyces, arranged according to the order adopted in the 

 first volume of my " Synonymic Catalogue of Lepidoptera 

 Heterocera," published in 1S92. 



FAMILY XXVII. SPHINGID^. 



Egg.— Large, smooth, oval. 



Larva.— Naked and cylindrical, smooth or granulated ; 

 generally with a fleshy horn on the back of the penultimate 

 segment. 



Pupa— Subterranean, enclosed in an earthen cell ; or on 

 the surface of the ground, among leaves ; sometimes with a 

 separate sheath for the proboscis. 



Imago.— Large or moderate -sized, stout -bodied moths, 

 averaging from two to six inches in expanse, though the 

 extreme limits are from about one inch to eight or nine. The 

 tropical representatives of this family rarely exceed those of 

 temperate regions in size. Antennce sometimes serrated, or 

 with short blunt processes, but slightly thickened in the 

 middle ; seldom actually pectinated or ciliated ; usually with 

 a setiform hooked extremity. Fore-wings elongated, usually 



14 D 



