SCIENTIFIC TERMS. 109 



no thoracic shield : passing through an obtected 

 metamorphosis, and becoming a pomeridian lepidop- 

 terous imago ; and to have proceeded in the same 

 style throughout. But as nearly every one who has 

 taken a country walk has seen Woolly Bears, and 

 hardly any one knows what is meant by " chilog- 

 nathiform," the subject is treated of far the benefit 

 of the many, even at the risk of incurring the con- 

 tempt of the few. 



