142 GEO. D. HULST. 



3. A. lallatalis Hulst. Traus. Am. Ento. Soc. xiii, Ifil, 1885 (Nephoptery.v). 

 denticulella Rag., Diag. N. A. Phyc. p. 6, 1887 (Pristophora). 



Expands 30 — 34 mm. Palpi cinereous, black at base of second labial segment 

 and at tip. Head and thorax cinereous. Abdomen nearly white, a little fuscous 

 anteriorly on each segment: the whole of these peppered with black scales; fore 

 wings cinereous, being white with a liberal peppering of black scales, most de- 

 cided centrally and posteriorly ; lines hardly to be traced ; the first one showing 

 in a white crescent, concave outwardly along inner margin and located on costa 

 by black point outwardly; discal spot black, minute; outer line evident in an 

 apical white crescent, concave outwardly, inclosing fuscous space; apex white; 

 marginal line black ; fringe gray, hind wings translucent light fuscous: fringe 

 a shade lighter; beneath fuscous; the hind wings lighter; a black diffuse spot 

 at apex of fore wings indicating the outer cross line. 



Colorado. 



4. A. Walsiiighaini Rag.. Diag X. A. Phyc. p. 6, 1887 (Pristophora).— 

 Expands 26 mm. Fore wings gray, strongly washed with purplish black in basal 

 area, and obliquely in median area ; costa ashy gray to second line. Lines white, 

 narrow, distinct; the first edged internally with blackish, bends suddenly back- 

 wards along the edges of the cell to the middle of the median area, forming 

 afterwards an acute angle on the dorsal fold, second line sinuous, rounded in the 

 middle. 



California. 



l¥EPHOPTERA'X Hiib. 



(Type rhenella Zinck.) 



Verz. p. 370, 181G ; Zeller, Isis 1846, p. 731, 732: 1848, p. 585 ; Herrieh-Schaeffer, 

 Sys. Bear, iv, p. 78, 1849; Von Heinemann, Pyr. p. 149, 1865; Grote, Bull. U. S. 

 Geol. Surv. Terr. iv. 695, 1878 ; N. A. Ento. i, 11, 1879; Meyrick, Proc. Linn. Soc. 

 X. S. Wales iii, 201, 1878; Eagonot, Ento. Mon. Mag. xxii, 19, 1885. 

 Sciota Hulst, Ento. Am. iv, 115, 1888. 



Labial palpi erect, recurved, end member short, about one-fifth second member; 

 maxillary palpi distinct, filiform; tongue long and strong; ocelli present; an- 

 tennae of % bent above base, with heavy scale tuft in bend ; legs, all tarsi spinu- 

 lated, spurs long, fore tibia = upper tarsus ; abdomen with end segment having 

 four tufts on each side below. Genitalia of %, : uncus broad, spine short; harpe 

 narrow, without clasper ; lower plate spatulate conical, passage within with two 

 heavy spines. Venation : fore wings 11 veins, 4 and 5 very short stemmed or 

 separate, 10 stemmed or separate; hind wings 8 veins, 2 near angle, 3 separate 

 though close, 4 and 5 short stemmed or separate, 6 stemmed with 7, 7 stemmed 

 with 8 or separate ; cell short, about one third wing. 



Synopsis of Species. 



1. Fore wings more or less reddish ochreous. 2. 



gray 8. 



2. " entirely suffused with reddish inquiliiiella. 



3. Middle and outer fields nearly even unicolorous 4. 



'' " not even unicolorous .5. 



