132 BULLETIlSr 132, UNITED STATES NATIONAL MUSEUM 



11. Fore wing olivaceous drab with a strong dark brownish fuscous bar or 



patch at lower inner angle, a small dark brown dot at end of cell and a 

 whitish ocherous shade extending from base of costa longitudinally 



through cell and suffusing preterminal area (14) cornamim. 



Fore wing suffused olivaceous gray with a very faint black shade extending 

 diagonally from dorsum just beyond base to midcosta, and with a con- 

 spicuous black spot at apex ; no whitish median shading and no dark 

 mark at end of cell (18) exoletum. 



12. Fore wing with basal patch, a midcostal spot, subapical bar and pretornal 



spot concolorous and either raw sienna yellow or soudan brown. • 



(29) ochrosuffusanum. 



Above markings not concolorous ; or if so, blackish or olivaceous fuscous, 



never sienna yellow or soudan brown 13. 



13. Subapical bar of fore wing strongly shaded with black toward costal ex- 



tremity ; appreciably darker than dark markings near base of wing ; pale 



terminal area of wing tinted with ferruginous (27) merrickanum, 



Subapical bar not shaded with black toward extremity ; no darker than 

 dark markings at base of wing, often paler ; cilia of fore wing sometimes 

 ferruginous but otherwise no appreciably ferruginous shading in ter- 

 minal area 14. 



14. Cilia of fore wing strongly ferruginous (28) corylanum. 



Cilia of fore wing not ferruginous except perhaps very slightly so at 



tornus 1 15. 



15. Fore wing with a fine line of white scaling following the fold, and similar 



fine white streaks outlining veins 1&, Ic, 2, 3, and 4 ; male genitalia with 

 spined digitus projecting from neck of harpe near cucuUus. 



(21) quadrifidum. 



Fore wing with considerable white or whitish scaling ; but more diffused 



and not outlining veins as above ; male genitalia with digitus projecting 



from neck of harpe near sacculus 16. 



16. Thorax and lower inner angle of fore wing strongly dusted with ferruginous 



or brown-red scales (15) inornatanum. 



Thorax and fore wing not so dusted 17. 



17. Costa of fore wing at base shining white ; basal patch heavily shaded with 



black, the blackish scaling extended diagonally to middle of costa ; dark 

 markings upon dorsum beyond basal patch, distinctly olivaceous. 



(13) punctanum. 



Costa of fore wing at base whitish ocherous ; basal patch concolorous with 



other dark markings of wing, ocherous drab ; a large ocherous drab spot 



on dorsum beyond basal patch (17) mediopartitum. 



18. Median band of fore wing with two well defined, outwardly projecting 



teeth, upper below costa and lower from middle of band ; antemedian 

 and postmedian pale areas sometimes whitish but never both decidedly 



white 19. 



Median band with no such well defined teeth ; if sometimes weakly indi- 

 cated, then antemedian and postmedian pale areas both decidedly 

 white 43. 



19. A fine, short, longitudinal whitish line cutting the median band above 



lower tooth 20, 



No such whitish line cutting median band ; when latter is broken it is by 

 invading extensions of the post median pale area 21. 



