130 



Invertebrata. 



the looper or canker-worm moth, named from the pecu- 

 liar looped attitude which the larva assumes in walking. 

 The silkworm moth, a native of North China, secretes 

 by its two glands the silk of commerce. The sphinx 

 moths, called so from the attitude in which the cater- 



FlG. 73- 



FIG. 74- 



Chrysalis. 



Deilephila Elpenor, Hawk Moth. 



pillars are often found, with their heads and fore parts 

 raised, are known by their prismatic antenna? and by 

 the long horn on the tail end of the caterpillar. One 

 of these, the tomato or tobacco sphinx moth (whose 

 large green larva feeds on leaves of those plants) bears 

 on each side of its abdomen five large yellow patches. 



While nearly all moths are nocturnal, the true 

 butterflies, recognised by their brighter colours and 

 their club-shaped antennae, are diurnal in their habits. 



The best known examples are the white cabbage 

 butterfly, the nettle tortoiseshell, and the thistle painted 



