NORTH AMERICAN BUTTERFLIES. 205 



white spots in apex and a larger one below ; one at end of cell ; no spots 

 on hind wings above, spotted below as in N. brizo. Expands 1,75. 

 Found in Texas, Arizona, and Southern California. 



580. NISONIADES TRISTIS Bd. 

 Sad Brown. 



Closely allied to N. funeralis, but differs in the presence of a spot 

 in cell, and in the fringes of hind wings being grayer, not pure white. 

 Found in California and Arizoaa. 



GENUS LXII. PHOLISORA. BLACK SKIPPERS. 



Size, small. Colors, very dark, with no prominent 

 markings. Fore wings, rather angular. Hind wangs, short 

 and rounded. Club of antennae, slightly bent. Type P. 

 CATULUs. ( Plate X, 10.) 



581. PHOLISORA CATULUS Fab. 



White-dotted Black. 

 Blackish above, paler below. There is a sub-marginal series of 

 white dots on f jre wings, and a series of five near apex. Spots larger 

 beneath; body dotted witn white. E.xpands 1.10 to 1.20. Habitat, 

 whole of the United States. 



582. PHOLISORA PIRUS Edw. 

 Six-spotted Black. 

 Dark glossy brown above, tinged with reddish below ; three small 

 yellow spots on fore wing near apex, and two dots below them, and an- 

 other near end of cell; spots repeated below. Expands 1.00. Habi- 

 tat, Southern Colorado, New Mexico, and Arizona. 



583. PHOLISORA CEOS Edw. 



Ceos Black. 



Dark blackish brown above, with a few scattering whitish scales, 



two indistinct bands on outer margin of fore wings, and there are two 



white dots near apex: beneath, a little paler, spots sometimes repeated, 



sometimes not. Expands 1.15. 



5dL PHOLISORA HAYHUSTII Edw. 

 Hayhust's Black. 

 Blackish brown above. Both wings crossed by two bands of a deep- 

 er color ; two white dots near apex and one below these ; beneath, a little 



