PAPILIONIDiE. 
321 
of the upper wings and a broad band on the outer margin of the 
lower pair, tinged with orange. This orange tint is sometimes 
Callidryas pliilea. Under side. 
almost wholly wanting. Beneath, the color is yellow, diversified 
with a stipple of brown and brownish orange, in places arranged in 
vague lines. A light spot above the middle of the upper wing is 
surrounded with a ring of brown, while two silvery spots similarly 
surrounded, adorn the lower pair. Seen either from above or below, 
the butterfly is very handsome. Like the last species, this butterfly 
is principally an inhabitant of tropical America, and is rare in the 
United States. Many glorious specimens come from the hot low 
lands of Mexico. 
Callidryas argante is deep orange in color, lighter along the inner 
margin of the lower wings, and having a few brown markings along 
the outer margins of both sets of wings, more distinct at the apex of 
the upper pair. The color beneath is slightly lighter, but is variegated 
with a brown stipple arranged in indistinct wavy lines, veiy similar in 
pattern to the last described species. Two spots of silver are also 
present near the middle of the lower wings. This insect is only 
