Xll ILLUSTRATIONS. 



PAGE 



Imago and Pupa-skin of Cocnomyia Pallida . . . . 199 



Barred Owl (Stria; Nebulosa) . . . . . . . 204 



Maple (Acer Saccharinum) in a clearing . . . . 215 



Maple in the forest 216 



Larva, Pupa, and Imago of the Banded Purple Butterfly (Limenitis 



Artemis) . 220 



Baltimore Fritillary (Melitaa Phaeton) 227 



Giant Waterfly (Pteronarcys Regalis) 232 



Pearly-eye Butterfly ( Hipparchia Andromacha) .... 246 



Pink Arches Moth ( Thyatira Scripta) 249 



Skunk (Mephitis Americana) 254 



Royal Tiger-moth (Arctia Virgo) 260 



Archippus Butterfly ( Danais Archippus J . . . . .262 



