54 CASSIDA. 



with a row or fringe of projecting fibres, the two 

 terminal ones being much longer than the rest, 

 and generally carried in an upright position while 

 the animal is in motion. When ready for its 

 change, it fastens itself to a leaf, and casting its 

 skin, commences chrysalis, which is also of a very 

 unusual shape, and is remarkable for the breadth 

 or dilatation of the fore-part. From the chrysalis, 

 in the space of three weeks, proceeds the insect in 

 its complete state. 



Cassida marginata is more than double the size 

 of the precedin-g, and is of a yellowish brown 

 colour, with blue-green thorax. It is a native of 

 India. 



Cassida lateralis is still larger, and brown with 

 a brassy or metallic lustre, and has a large oval 

 yellow spot on the middle of each wing-shell. It 

 is a native of South- America. 



Cassida grossa is of a still superior size, being, 

 perhaps, the largest of the genus, and is of a bright 

 red colour, with the wing-shells thickly marked 

 by small black spots on the middle part, and by 

 strong, ramified, transverse black streaks on each 

 side. It is a native of South- America, 



