120 MALE GENITALIA OF NORTH AMERICAN HESPERIIDAE 



21. Cecropterus cellus Boisdiival and Leconte (Fig. 19.) 

 Biologia, plate 89, fig. 8. 



This species has a normal tegumen, but the general shape of 

 the valvae is quite different in plan from that obtaining in the 

 preceding and following genus. The aedoeagus is long and 

 slender and carries a pair of slender connected spines. 



22. Cecropterus pseudoeellus Coolidge and Clemence (Fig. 20.) 

 There are cotypes in the Academy Collection, and a specimen 



from Real del Monte, Hidalgo, Mexico, April 13, 1908. These 

 have the pale ring at the base of the antennal club mentioned 

 by Lindsey. 



23. Cogia (Achalarus) lycidas Abbott and Smith (Fig. 21.) 

 Scudder, fig. 44. 



Fig. 21. Fig. 22. 



Fig. 21. Cogia (Achalarus) lycidas. Unknown lorality. Fig. 22. Cogia 

 (Achalarus) epigotia. Arizona. 



24. Cogia (Achalarus) epigona Herrich-Schac'ffer (Fig. 22.) 

 Biologia, j)late SO, fig. 11. 

 The male genitalia of these two species are almost identical. 



