30 TORTEICID.^. 



iudcntcd — fahit rosy -white, streaked and clouded, especially on tlie apical portion of the wing, 

 with pale olive-grey ; a brownish-fuscous spot on the middle of the costa is connected with an 

 oblique abbreviated dorsal patch of the same colour by an indistinct outwardly angulated and 

 sometimes interrupted olive-grey band ; some smaller costal spots beyond it and a slender line 

 along the apical margin greyish fuscous : cilia light reddish brown, mixed with fuscous. Hind 

 ■n-ings subreticulated with whitish grey. In the female the apical portion of the fore wings is 

 more clouded and suflPused with grey, and the hind wings are darker than in the male. 3 J , 

 2 $ . Expanse of wings ^J 16-18 millims.^ $ 14 millims. 

 Mendocino County, June 10th, 1871. 



This species is nearly allied to C.pallidana (Zell. Isis, 1847, p. 742), but appears to differ 

 from it in the wider grey band towards the apex, in the more conspicuous costal spot, and in 

 the wider dorsal patch. 



Cochylis parvimaculana. (Plate LXVII. fig. 5.) 



Head, antennae, and palpi greyish fuscous. Fore wings not three times as long as wide 

 — the costa slightly arched — dull whitish, faintly mottled with pale greyish fuscous ; a small 

 greyish-fuscous basal patch is projected along the costa to one fourth of its length, followed by a 

 greyish-fuscous spot on the middle of the costa ; the whole apical portion of the wing from the 

 costa to the anal angle, as well as the cilia, irregularly streaked, mottled, and suffused with 

 greyish and purplish fuscous ; a small, purplish-fuscous, obliquely elongated spot before the 

 middle of the dorsal margin. Hind wings pale brownish grey, faintly mottled. 1 (J • Ex- 

 panse of wings 16g millims. 



Shasta County, July 16th, 1871. 



Under the generic name of Conchylis, VYalker describes also the following North-American 

 species : — 



Conchylis invexana, Walk., =Ptycholoma melaleucanum, see p. 10. 



gratana, Walk., =Crcesia? reticulatana, Clem., var. sulfureana. 



cretiferana, Walk. This belongs to the Noctuidse ? 



PENTHINA, Tr. 



Penthina consanguinana. (Plate LXVII. fig. 6.) 



Palpi short, obtuse : antennae slightly pubescent : thorax mottled white and brownish 

 fuscous, with a raised umber-brown tuft behind it. Fore wings — with the costa evenly arched; 

 the apex rounded; apical margin oblique, not indented — rather yellowish white_, with an 

 oblique narrow fascia near the base and a rather oblique broad central fascia, convex at its 

 outer edge and much widened towards the dorsal margin, mottled with brownish fuscous, the 

 space between them as well as the base of the wing being almost obscured by brownish-fuscous 



