1930 ] 
New N europteroid Insects 
225 
5. Fore wings with numerous brown bands across; pro- 
notum with dark brown stripe each side coloradensis 
Fore wing without such bands; pronotum not plainly 
marked pretiosa 
6. A cross-vein between first and second radial sectors 
near base; wings heavily marked, usually four radial 
sectors or the third forked twice before the cross- 
vein 7 
No cross-vein between first and second radial sectors 
near base; usually three radial sectors and the third 
usually forked but once before cross-vein 8 
7. Margin of fore wings heavily marked ; pronotum with 
dark brown stripe each side longifrons 
Margin of fore wings scarcely marked; pronotum not 
plainly marked transversa 
8. Wing surface evenly fumose ; veins not spotted ; three 
radial sectors brunnea 
Wings not evenly fumose; veins dotted or spotted 
with dark 9 
9. Pronotum pale, unmarked; wings with only a few 
gradates dark schwarzi 
Pronotum with lateral or median brown stripe ; wings 
plainly spotted or banded with dark 10 
10. Pronotum with broad brown median stripe. Wings 
with large spots tending to form bands; no lateral 
stripes; four radial sectors ultima 
Pronotum with brown side stripes ; and often median 
line; usually three radial sectors 11 
11. Fore wings marked all over with dark spots in form 
of oblique, wavy bands, wings not especially long 
disjuncta 
Fore wings with large dark spots mostly near outer 
and hind-margin, middle area scarcely marked ; wings 
more elongate than usual posticata 
