PAPILIONIDiE. 
345 
a few moments at the small station of Fruitland, near Lebanon, Ohio, 
some years ago, I was a good deal surprised to see a clover field near 
by alive with this insect. They were flying in dozens over the field 
and opening and closing their wings as they rested on the clover 
blossoms sipping the honey. In the southern states and Mexico this 
is one of the commonest of butterflies. 
The larva feeds on the leaves of the orange and lemon trees and 
at times is sufficiently plentiful to do some damage. It is a large 
and formidable looking creature, being purplish brown in color, with 
large patches of light yellow disposed as shown in the accompanying 
illustration. The chrysalis looks a good deal like that of Papilio 
asterias in shape, but is larger and rougher and is mottled with brown, 
purple and yellow. 
Papilio tlioas. 
Closely allied to Papilio cresphontes and looking a good deal like 
it is Papilio tlioas. The two species are easily separated, Papilio 
