124 MALE GENITALIA OF NORTH AMERICAN HESPERIIDAE 



31. Cogia (Thorybes) nevada Sciulder (Fig. 28.) 



The types of aemelia are in the Academy Collection. We have 

 typical nevada from Fort Klamath, Oregon, June 6 to 18; 

 Lundy, Cahfornia, July 9 (Wickham) ; Deer Park, Placer Co., 

 Cahfornia, July 11, 1908; Cloudcroft, New Mexico, May 7 to 

 26 and July 27 (some dark individuals) ; Jemez Springs, 

 New Mexico, July 21 (Woodgate), and Colorado. 



A darker form, in which also the hyaline spots are not so 

 large, we have from Mt. Graham, Arizona (Morrison) ; Park 

 City, Utah, July 6, 1895, and Silver Lake, Utah, July 13 

 (Skinner). This is the form that has been considered mexicana 

 in collections. We have intermediate forms from City Creek 

 Canyon, Utah, July 17, 1898, and Sierra la Sal Mts., Utah, 

 July 25, 1920 (Skinner). 



Fig. 29. 



Fig. 30. 

 Summerville, South Carolina. 



Fig. 29. Cogia (Thoryhcs) species 



Cogia calchus. Texola, Vera Cruz, Mexico 



Fig. 30. 



32. Cogia (Thorybes) species (Fig. 29.) 



This species will be described by Mr. E. L. Bell on a subse- 

 quent page of this volume of the Transactions. 



The present species is in the Academy Collection from Tampa, 

 Florida, March 19, (Bell); Wilmington, North Carolina, April 

 25; Tallulah Falls, Georgia, July 7; Summerville, South Caro- 

 lina (Jones), and Kound INIountain, Blanco County, Texas, 

 determined genitalically. 



While the general appearance of this ius(M't has lead lo its con- 

 fusion with pyladcs in collections, in addition to the absence of 



