Gen-s Hesperia 



Early Stages. — The ah description. 



This s which originally was believed to be confined to 



and Lapland in Europe, arid to eastern Labrador in 

 this coun: known to have a wide g in North 



ending from L lor to the Carolinas on the Ap| 

 lac: _ : arrins: on the Rockv Mountains from Brit- 



ish Columbia to thern Colorado. 



. Hesperia caespitalis. ate XLVII, Fig. 14. 



$ (The T -b; *d S 



B: — On the up strongly resembling the pre- 



ling sp but the inner row of white spots on the h 



1 the under side the fore wtngs are 

 black, crossed by a double row of white spots, as on the upper 



_ out conspicuously on the dark ground, 

 a on the u: more or less ferruginous, 



pots more or ;uous. The fringes are 



che: _ Expanse, i.ooin. 



— But little is known concerning the 

 The s;: ars in Califorr.a. Oregon, and Nevada. 



5 Hesperia xanthus, Ed Plate XLVII, Fig. iv 



e Xanthus Skipp, 



Butterfly. — Resembling the preceding species, but easily dis- 

 tinguished b; -rger size of all the spots on the upper side 

 of the wing and the paler under side, the secondaries being 

 rked somewhat as in H. mor. Expanse. 1.00 inch. 

 Earl . — Hitherto undescribc 



The ".bus far been received only from southern Colo- 



3, but undou .'.'. be found elsewhere in that portion of 



the \~r.i. 



(6) Hesperia scriptura, Boisduval, Plate XLVII, Fig. 12, $ 

 ^mall Checker ?P er )- 



rterfly. — Qui:. 1. The hind wings on the upper side 



are almost entirely dar b . the c r.ite mark being a spot 



or two at the end of the cell. The fore wings are marked on this 

 side as in the two foregoing spec On the under side the 



fore wings are blackish toward the th the costa, the 



apex, and the outer margin narrowly whitish. The hind wings 

 below are pale, with an incomplete median band of white spots 

 i broad white fringes, which are not checkered with darker 

 ci.:: as in the preceding panse, .85 inch. 



3^6 



