CONTENTS. IX 



PAGE 



Meaning of the term CATERPILLAR . . 90 



Gooseberry and cabbage caterpillars . . ib. 



Turnip fly and " worm i' the bud " .91 



Meaning of the term GRUB . . ib. 



Not so definite as caterpillar . . ib. 



Grubs of cockchafers and of weevils . . ib. 



Turnip- fly grub and wire-worm . . . ib. 



Meaning of the term MAGGOT . . 92 



Blow-fly and bot maggots . ib. 



Cheesehoppers and crane-fly grubs . . ib. 



Mawks and Gentles . . ib. 



The Latin term Larva fanciful and objectionable . ib. 

 ADOLESCENCE OF INSECTS. 



Reason for adopting the term . . 93 



How insects differ here from other animals . ib. 



Preparatory nest or cocoon . 94 



Covering besides the nest . . ib. 



Gilt covering, and the term chrysalis . . ib. 



Butterflies, moths, flies, beetles, and bugs , ib. 



Terms used by Linna3us objectionable .- . 95 

 ADULT STAGE OF LIFE IN INSECTS. 



The fanciful Latin term Imago as objectionable as 



the similar term Type . . . ib. 



Injury to real knowledge from such fancies . 96 



Abuse of the term Perfect . . . ib. 



Absurd modern distinctions between perfect and 



imperfect insects . . . ib. 



Emergence of the adult insect . ib. 



Peculiar appearance after emergence . . 97 



Importance of the air tubes for inflation . . ib. 



Adult insects never increase in size . . ib. 



Examples from white butterflies and house flies . 98 



Short life of adult insects . . . ib. 



