OF WASHINGTON. 141 



species occur north of Mexico, although, of course, such is not 



an impossibility. 



FEMALES. 



Wings black, more or less resplendent with purple or blue 2 



Wings more or less red or yellow 3 



2. Antennae orange from the second joint; wings not pale at tip. 



Length 25-27 mm ELEGANS Lep. 



Antennae entirely black; apical margins of wings pale or subhyaline. 

 Length 38-50 mm OBLiqyERUGOSA Luc. 



3. Apical margin of wings pale or subhyaline 4 



Apical margin of wings not subhyaline 6 



4. Wings more or less darkened apically, before the pale apices 5 



Wings pale yellow-brown, almost yellow; distance between eyes at 



top about equal to length of first joint of flagellum. 



PALLIDOLIMBATA Luc. 



5. Wings faintly darkened apically, almost yellow, the subhyaline 



apices distinct FORMOSA Say. 



Wings reddish-yellow, with a broad, blue-black margin, which ex 

 tends into the marginal, third submarginal and third discoidal cells, 

 the subhyaline apices indistinct NEPHELE Luc. 



6. Antennae from the apex of the third joint orange or brownish (base 



and apical margin of the wings distinctly darkened). ..MILDEI Stal. 

 Antennae entirely black, or the pale color is restricted to apical joints 7 



7. Wings fiery-red, with pale fuscous margins ; middle segment with 



strong transverse median fold (Medianquerleiste). 



CINNABARINA Luc. 



Wings paler, more yellowish, the margins distinctly darkened 8 



8. Middle segment with a feeble transverse median fold (Medianquer 



leiste), not dentate laterally; (wings almost yellow; longer spur of 

 hind tibiae equal to about one-third of the length of first hind 



tarsal joint) INERMIS Fox. 



Middle segment with a strong, transverse, median fold, dentate later 

 ally ; longer spur of hind tibiae equal to less than one-third of the 

 length of first hind tarsal joint 9 



9. Wings yellowish, at base and apical margins strongly darkened; 



space between eyes at top about equal to length of second and third 

 antennal joints; antennae with tip of last joint orange. BOGUEI Fox. 

 Wings pertaining to reddish, at extreme base black, apical margins 

 pale fuscous; space between eyes at top much greater than length 

 of antennal joints 2 and 3; antennas entirely black LUCASII Fox. 



MALES. 



Wings black, more or less resplendent with purple or blue 2 



Wings more or less red or yellow 4 



2. Antennae orange from the second joint; wings not pale at tips 3 



