J.EI'IDOl'TKllA OF THE KOOTENAI DfSTJiWT—JtYAli. 795 



of the males are of a duller brown, approacliincr a rare ( aliforniaij 

 variety, and some .specimens from Hossland (nu/dz/.s) have a brownish 

 tint. Somewhere between Rossland and Kaslo will be found a divid- 

 ino- line between these species, or they will be seen to interj,n-adc. 

 Larvte were obtained from captixe female moths. 



^-r/r/- — Laid in a mass with a smaller second layer on top. Low con- 

 oidal, rather rounded. Reticulations tine, linear, irrej^ularlv hexatr- 

 onal, small; slight markings occasionally Avithin the cell areas like 

 water drops, surface not entirely smooth, slightly coarsely shagrecned. 

 Color, waxy white. Size, diameter, 0,9 nun.; height, 0,8 nnn. 



Stage I. — Head broad, rounded, mouth projecting, pale reddish 

 luteous, eye black, mouth ])ro\vn. Body normal, Arctiiform, whitish, 

 the cervical shield 5-liaired, pale; tubercles large blackish, seta? long, 

 pale. Tu])ercle iii 2-haired, the rest single on large elongate plates. 

 On thorax ia+ib, iib small separate, vi 2-haii'ed. 



Sku/e II. — Head testaceous, shining, smoky on the vertex, eye 

 black, mouth brown; width, 0.5 nmi. Body whitish, the food showing 

 green, Tu])ercle i small, iv as large as an3% vi small; warts black with 

 soft long black hairs and some shorter pale ones. Cervical shield 

 small, leg plates dusky, 



Stage III. — Head round, bilobed, full, translucent orange; width, 

 1 mm. Body greenish, sparsely brown dotted, heaviest su])dorsally, 

 leaving a faint, pale, dorsal line. Warts black; hair black and white, 

 rather long, sparse. 



Stage IV. — Head orange luteous, ocelli black; width, 1.4 nnn. Body 

 olivaceous gray, dotted with black. Warts black dorsally, greenish 

 laterally. Hair black and white, irregular, straight. Dorsal i)alc line 

 defined onl}^ by the black dottings. Feet dark. 



Stage V. — Head round, bilobed, orange, dotted ()l)scui'ely with 

 brown; width, 2.1 mm. Body gra}', thickly dotted with black, without 

 marks. Warts sordid luteous, partly l»lack or ringed with l)lack, 

 large, normal. Hair stiff, uneven, pointed l)lack and foxy red mixed 

 with a few longer pale ones. Spiracles white. 



Stage YL — Head slightlv bilol)ed, black in front, ])roadly red over 

 the lobes behind, shining; paraclypeus, epistoma. labrum and antemnv 

 sordid white, pinkish tinged; width, 3 nnn. Body dull l)ro\vn l)lack. 

 strigose with a paler tint. Feet pale reddish. AVarts large, blackish 

 luteous, the hair foxy red, slightly darker tipped, except some longer 

 ones which are most noticeflble posteriorly; these are black. Aspm-t 

 of D. virginlca^ l)ut darker and redder. Spiracl(\s white, l)lack 

 rimmed. A red patch before tubercle iii on joint 12. There is a 

 difference in the color of the dorsal hairs, which niay be due tt) the sex 

 of the larva, as Stretch states to be the case in D. ragana. 



Cocoons spun in the ground. 



