(V A' COMMOX Jil/JJ-A'J/JJ-S 



The Astcrias vSwallowtail is about as coiniiioii as the Tiger. Its 

 >oiing feed on parsley, carrot, celer)' and ])arsnip leaves. The adult 

 male may be rec().i;ni/.ed ])y the row of yellow spots across the middle 

 of the wini;s. These spots are sometimes reduced in the female to the 

 extent shown here. The row of blue spots, inside the marginal yellow 

 ones, is more distinct in tlie fLinale than in the male. 



Troilus has a single or at most an incomplete second row of yellow 

 spots on the front wings. The hind wings are usually suffused with 

 greenish. Its lar\':e feed on sassafras and spicebush leaves. 



The Small Blues 



THE TAILED BLUE {Lyco'na comyntas) 



Upper and under sides 



There is a delicate little blue creature {Lyccena coniy)iias) which has 

 tails that may be seen by looking closely, but it is apt to be confused 



THE COMMON BLUE KLyucua Union) 

 with the Common Blue — its extremely variable relative. Both of 

 them have several generations a year although the latter is frequently 

 called the Spring Azure on account of its abundance when other butter- 

 llies are scarce. 



14 



