ARGYNNIS VIII. 



male, tlie apical spot on i^rimaries sometimes silvered, as also the outer row on sec- 

 ondaries, 



Accordino- to Dr. Belir, (paper first cited) " the diagnosis of Zcrene, Boisd., 

 certainly comjirises two species," one of ■which is no^y 3IonticoIa above described. 

 In a letter from Dr. Behr, dated San Francisco, Aug. IG, 1868, he says, "^. 3Ton- 

 ticola is found in different localities from A. Zcrene. It is more alpine, and is 

 found in the Yo Semite valley and other mountain localities." 



