A FORMIDABLE CATERPILLAR. 



681 



bold enough to put a hand upon it. The popular name for it is 

 the " Hickory Horned Devil." It feeds upon the walnut and 

 allied trees. 



Its colour is greenish yellow, and upon it are patches of 

 black, blue, and orange. The spikes are black and orange. The 



Pig. 414. — Ccralocampa regajis. 

 (Olive, red, and yellow.) 



length of the full-grown larva is almost five inches, and its 

 formidable aspect is increased by an odd habit of wriggling 

 its body sharply from side to side, as if to use the spikes as 

 offensive weapons. 



The simply-coloured but beautiful Moth which is figured on 

 page 683 is an Australian insect, and is not very easy of de- 

 scription, in consequence of its strong tendency to variation, 

 both in colour, markings, and dimensions. 



Brown is the prevailing character. Upon the upper wings 

 the brown is dark, and near the base are some silvery markings, 

 thrown up by a nearly black irregular streak just above them. 

 A row of similar silvery spots runs from the tip parallel to the 



