PREFACE 7 



Edwards's '^ New Catalogue of the Butterflies of North 

 America" has been followed. 



It has been suggested that I should give, in addition 

 to the table for tracing species to their description, a table 

 of larvae. In my opinion our present knowledge is not 

 sufficient to make a satisfactory one. Though much is 

 known of the preparatory stages of our butterllies, there 

 are still too many gaps : these, however, are being filled 

 up, so that in a few years a table can be given that will 

 be more satisfactorv than any that could be prepared 

 now. 



G. H. FRENCH. 



Oabbondale, III,, Jv.ne 8, 1885 



PKEFACE TO FOURTH EDITION. 



In an addenda in the back part of this edition will 

 be found descriptions of such new species and varieties 

 as have been found within the area covered by this 

 volume as were not known to occur here at the time of 

 the last revision. Besides these new species and varie- 

 ties, changes have been made in the nomenclature so as 

 to bring the names up to such as are generally recog- 

 nized now. In doing this revision of the names of our 

 butterflies, a conservative course has been followed. 



A few half tone plates have been added. It will be 

 noticed that several of the species represented on these 

 are from Texas, and other territory southwest of the 

 boundaries, represented on the map on page 5. Most, 



