198 



Journal New York Entomological Society. [Vol. xxvu. 



July, 1917. The specimens of this long series are uniform in appear- 

 ance, they are black above with the hind margin of the pronotum 

 orange; four orange spots arranged in a semi-circle before the meso- 

 notal X» an d the X itself with the elevated parts touched with 

 orange. The basal cell of the fore wing is clear. The last ventral 

 segment in the females is doubly notched. 



Okanagana bella new species. PI. xx, fig. 1. 



Type male from Stockton, Utah, June, 1915, and allotype female 

 from Soldiers' Canyon, Stockton, Utah, June 27, 1915 (Tom Spald- 

 ing). Davis collection. 



Resembles Okanagana occidentalis, but differs as indicated in the 

 remarks on that species, and in the characters given in the table. 







KANAGANA JBELLA- 



Head rather small and not quite as broad as the front margin of the 

 pronotum ; front moderately produced ; median sulcus well defined. Prono- 

 tum with the humeral angles rounded ; the anterior angles prominent and 

 slightly rounded. Sides of pronotum have a few irregular serrations. Last 

 ventral segment longer than in occidentalis, and with the sides curved inward 

 to the extremity which is rounded. In some specimens from southern Utah 

 the extremity of the segment is slightly sinuate. Uncus when viewed in pro- 

 file not hooked at extremity, short and slightly deeper beyond the middle ; 

 when viewed from behind, with a shallow notch at extremity. Last ventral 

 segment of the allotype has a broad simple notch, but in some of the para- 

 types there is a slight indication of a second notch. Fore wings with the 

 costa orange to the end of the radial cell, darker bekond ; the subcostal vein 

 is fuscous. Basal cell clouded ; the remaining veins fuscous, except at the 

 base of wing, which is orange ; the membranes of both the fore and hind 

 wings are vermilion. Head black with the supra-antennal plates and the 

 grooves in front of the middle ocellus orange. The region of the transverse 

 rugae black bordered by orange. The rostrum is black, orange at base. Pro- 



