76 
Psyche 
[March 
Chrysopa crotchi sp. nov. 
Pale green. Face with two black spots each side, one 
under eye near to clypeus and one at outer side of clypeus; 
palpi pale, unmarked; antennae wholly pale, the basal joints 
rather short, antennae much shorter than fore wings; 
pronotum much broader than long, hardly narrowed in 
front, unspotted. 
Wings' moderately long, almost acute at tips. Fore wing 
with costal area rather narrow, divisory veinlet ends beyond 
the cross-vein, eight cubital cross-veins beyond it; radial 
sector but slightly curved, fifteen radial cross-veins; the 
gradate veinlets in even and nearly parallel series and 
parallel to outer margin, about ten in each row, post-cubital 
area nearly twice as wide as cubital ; veins greenish, most of 
the costals marked with black toward base, some radials with 
short dark mark, basal vein from cubitus to anal black, and 
the gradates dark; hairs on veins short, on costals hardly 
one-half a cell’s width ; stigma pale green, not prominent. 
In hind wings the costals, radials, and gradates also 
partly dark, eight cubital cross-veins, fifteen radials. 
Length of fore wing 16 mm., width 5.5 mm. 
From Victoria, Vancouver Island, July (Crotch). Type, 
M.C.Z. No. 22975. 
ORDER TRICHOPTERA 
Family Limnephilidae 
Dicosmoecus obscuripennis sp. nov. 
Figures 4 and 5 
Face yellowish, vertex black, both with black hair; an- 
tennae brown, black on basal joint; palpi brown, paler on 
base ; thorax black, pro- and mesonotum with yellowish hair ; 
abdomen dark brown ; legs brown, rather paler toward tips, 
spurs brown, spines black. Fore wings uniform brown 
(darker than in D. tristis ) , dot in base of fork two only dis- 
tinct darker mark, veins yellowish, hairs mostly erect and 
black; hind wings paler brown, almost yellowish toward 
base. 
Fore wings a little broader than in D. tristis; venation of 
both pairs practically the same as in D. tristis. 
