BUTTEBFLIES AND MOTHS. 
127 
Order 15. Lepidojjtera, — The butterflies and moths are 
known by their scaly bodies, the spiral maxillaB or tongue 
Fia, 163.—^, larva; c, its respiratory tube. B, pupa; d, respiratory tube, a, two 
paddles at the end of the body. 
rolled up between the two large labial palpi, and by their 
usually broad scaly wings. 
The larger moths are represented by the canker-worm, 
the grass army- worm and the cotton army- worm (Fig. 165), 
Fig. 164.— Head and mouth parts of mosquito, e, eye; a, antennae; Z5r, labrum; 
/i, hypopharynx; m, mandibles; mx, maxillae j mxp^ maxillary palpus: Z6, la- 
bium. (Magnified.) 
so destructive to vegetation; the silk-worm moth [Bomlyx 
mori) of the Old World, and the American silk-worm ( Telea 
Polyphemus). 
The hawk-moths (Sphinx) are distinguished by their large 
