396 ARTICULATES : INSECTS. 



purplish brown hind border above, on which there is a 

 wavy white line ; below they have a central black dot. 

 The caterpillar, which infests the grape-vine, attains one 

 inch and a quarter in length, is blue, transversely banded 

 with deep orange, the bands dotted with black ; the top 

 of the eleventh ring is humped. 



The Genus Harrisina contains H. amcricana, which 

 expands about an inch, and is blue black, with a saffron- 

 colored collar, and a notched tuft at the hind extremity. 

 The caterpillar feeds upon the vine and woodbine. 



BOMBYCID.E, Latr., OR SILK- WORM FAMILY. - - This 

 Family comprises mainly thick-bodied moths which have 

 the head small and sunken, antennae generally feathered 

 or pectinated, mouth-parts short, thorax woolly, and the 

 fore legs very hairy. The caterpillars have sixteen legs, 

 and, with few exceptions, spin cocoons. Some genera 

 are small ; others are the largest of all the Lepidoptera. 

 The members of this family supply the world with silk. 



The Genus LitJwsia has the body slender, and the 

 very narrow fore wings lie flat upon the top of the back. 

 The Striped Lithosian, L. miniata, Kirby, expands 

 over an inch, and is deep scarlet, with three broad lead- 

 colored stripes on the fore wings ; hind pair with a broad 

 lead-colored border behind ; abdomen with broad scarlet 

 stripe below. 



The Genus Deiopeia contains the Beautiful Deiopeia, 

 Fig . 293 . D. bclla, Drury, which ex- 



pands about an inch and 

 three fourths, its fore wings 

 deep yellow, crossed by about 

 six white bands, each bearing 

 a row of black dots ; hind 



Beautiful Deiopeia, D. bella, Drury. W i n gS SCarlet, With an irreg- 



ular black border. 



The Genus CallimorpJia contains the Soldier-Moth, C. 



