EXPLANATION OF PLATE 15. 



Butterflies in black. — Fapilionidae, Hesperidae. 



Electrotyped and printed at the University Press from woodcuts engraved liy John Andrew and Son, after plio- 

 tographs. Where both surfaces are shown, the under surface is at the left. 



1. Eudamus protens <J. Both surfaces; Geor- 9. Hesperia taontivaga $. Botli surfaces: Mis- 

 gia. souri. 



2. Thanaos ausonius $. Both surfaces; from 10. Xanthidia nkippe ?. Both surfaces; West 

 the type, by favor of Mr. .1. A. Lintner; New York. Virginia. 



3. Epargyreus tityrus ^. Both surfaces; New 11. Iphiclides ajax $. Both surfaces ; West Vir- 

 England. ginia. 



4. Eurymus eurytheme S . Both surfaces ; Iowa. 12. Xanthidia nicippc $ . Botli surfaces ; West 



5. Hesperia centaureae $ . Both surfaces ; Lab- Virginia. 



rador. 13. Anthocharis rjenutia $. Both surfaces; 



6. Eurema lisa ?. Upper surface; New Eng- Pennsylvania. 



land. U. CalHdryas cvhuh' <?. Botli surfaces; Flor- 



7. Eurymus eurythenie ?. Upper surface ; Mis- ida. 



sissippi Valley. 15. Anthocharis genutia $ . Upper surface ; 



8. Eurymus interior $. Upper surface: Cape Texas. 



Breton. 16. CalHdryas enhule ^ . Both surfaces ; Florida. 



