LIST OF ILLUSTRATIONS. 



Vol. I. 



PORTRAIT OF JOHN ABBOT Frontispiece. 



Vol. II. 



PORTRAIT OF JOHN LeCONTE Frontispiece. 



Paob 

 A Sebies of Figures showing the Changes during Pupation in Antho- 



CHARis GENUTiA. (Lent by Mr. W. H. Edwards.) 1152 



Map showing the Progressive Distribution of Pieris rapae in America 



BETWEEN 1860 AND 1880 (folded) Opposite page \l%^ 



A Series op Figures illustrating the Construction of the Median Girth 



IN THE Pupation of Euphoeades troilus. (By Dr. C. V. Riley.) . . . 1324 

 A Series of Figures illustrating the Mode of Fixation of the Cremaster 



of the Chrysalis in the Pad constructed by the Caterpillar of 



different Butterflies. (By Dr. C. V. Riley.) 1694 



Vol. III. 



PORTRAIT OF THADDEUS WILLIAM HARRIS Fronmpiece. 



Butterflies in Color Plates 1-10 



Butterflies in Black " 11-17 



Colored Maps of Geographical Distribution " 18-32 



Male Abdominal Appendages " 33-37 



Neukation of the Wings " 38-42 



Scale Patches and Folds of the Wing Membrane found in the 



Male Butterfly " 43-45 



Androconia, or Scales pecttliae to the Male Sex " 46-51 



