CHAPTER III 



JOINTED ANIMALS continued 

 INSECTS continued 



BUTTERFLIES AND MOTHS Order LEPIDOPTERA 



PINE HAWK MOTH WITH 



AND PUPA. 



THE beautiful insects comprehended in the order to which the name L,epidop- 

 tera or scale wings has been given are familiar to the majority of readers without 

 any lengthened introductory description. The butterflies or Rhopalocera and the 

 moths or Heterocera, though they form two distinct sections of the order, cannot 

 be divided by any hard-and-fast lines. They may generally be distinguished from 

 one another by the manner of the folding of the wings at rest, or more precisely by 

 the different character of the antennae. The wings of the moths, too, are locked 

 together by a tiny hook on the inner margin of one wing fitting into an eye on the 

 inner margin of the other. The butterflies never possess this curious structure. 

 The L,epidoptera are easily distinguishable from other orders of insects by the four 

 ample wings, with more or less regular veins or nervtires, clothed with the minutest, 

 exquisitely -chiseled scales, of many shapes, and great variety of external chasing. 

 These scales are but modified forms of hairs, broadened out, flattened and fashioned 

 to cover the delicate membrane of the wing with an overlapping armament of 



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