158 Psyche [Sept. -Dec. 
6. Radial sector dark for a space before the stigma, usually 
outer gradates only dark 7 
Radial sector not partly dark, both rows of gradates dark 
singularis 
7. Divisory veinlet ends on end of cell as in Leucochrysa; 
pronotum with a reddish spot each side near middle of length 
alloneura 
Divisory veinlet normal for Nodita; pronotum with a stripe 
each side maronica 
8. Radial sector in fore or hind wings black in part near 
stigma, at least branches each side black 9 
Radial sector not black in part 15 
9. Palpi partly black; often a dark or reddish band across 
lower part of face, or a spot on each side 10 
Palpi pale; if a band on face it is just below antennae . . 14 
10. Tip of hind wings dark; usually some outer gradates 
bordered with dark 11 
Tip of hind wings not dark; outer gradates not bordered 12 
11. Inner gradates dark; most cross-veins dark; basal part 
of antennae below with dark marks orthones 
Inner gradates partly pale; many cross-veins pale; basal 
part of antennae not dark below, some cross-veins bordered 
askanes 
12. Antennae black about one third way out beyond second 
joint; marginal forks not wholly dark navasi 
Antennae at most dark for a short distance below . . .13 
13. Radial sector in both wings partly black; end of third 
cubital cell very oblique; marginal forks almost wholly black 
lancala 
Radial sector in hind wings only partly dark; end of third 
cubital cell scarcely oblique; marginal forks dark only at base; 
wings narrower caucella 
14. A red spot each side near middle of face . pallescens 
No such spots mexicana 
15. Hind wings much marked with dark, the tips black 
. . . . postica 
Hind wings little if any marked with dark 16 
16. Basal joint of antennae nearly wholly dark above, and 
often on outer side; usually several of the gradates bordered; 
