London Insects. 143 



other wingless females, are among the very few 

 exceptions as yet known to this general rule of con- 

 tinuous development. She, when she leaves the 

 pupa state, is said to be actually a less highly- 

 organised creature than she was as a Caterpillar. 



The likeness of the chrysalis to a baby girl, "pupa" 

 which is the origin of the scientific name, is lost in 

 the long clothes of Modern England ; but the sketches 

 given below show sufficiently what is meant. The one 

 is a magnified chrysalis not, perhaps, that in which 

 the likeness to a child in swaddling clothes is strongest 

 taken from a sketch reproduced in Professor Dun- 

 can's book from one by Reaumer, who was as eminent 

 as a naturalist as in other branches of science, and 

 kept insects in his gardens to observe their habits 

 and changes the forerunner by a hundred and fifty 

 years or more of Sir John Lubbock and his fellows. 



The sketch at the side of the chrysalis is " Nurse 

 Gladstone's Baby," borrowed from Punch's cartoon 

 of the 25th August, 1883. 



The name for a Caterpillar "larva" a mask is 

 intended, of course, to suggest the idea of the perfect 



