CRAMBIDiE. 
345 
undoubted cubital pecten of hindwings (not perceived in tbe original 
examples and perhaps injured), and therefore must be referred to 
the Crambidce ; the short terminal joint of the long porrect labial 
palpi is subascending, which is abnormal in the family, and not 
noted ; otherwise the generic and specific descriptions are correct. 
It remains an isolated type of singular aspect. 
Argyria polyniphas, n. sp. 
2 . 19 mm. Head white, crown mixed ferruginous-brown. 
Palpi white barred ferruginous-brown. Thorax ferruginous- 
brown spotted white. Forewings elongate-triangular, costa hardly 
arched, termen sinuate, little oblique; ferruginous-brown, irregularly 
spotted white throughout ; irregular waved-sinuate lines before 
middle, at §, and towards termen indicated by double series of 
irregular white marks, normal subterminal formed by a single 
series partly absorbed centrally in last of these : cilia brownish 
barred white and with white basal line. Hindwings white, faintly 
greyish-tinged near termen; cilia white. 
Fiji, Vunidawa, January ( H . Phillips) ; 1 ex. (Brit. Mus.). 
A peculiar and interesting form. 
Argyria oxytoma, n. sp. 
3 $ • 21-22 mm. Head white, sides fulvous-grey. Palpi light 
brownish-ochreous, apex of maxillary and base of labial white. 
Thorax shining white, a brownish-grey median stripe. Forewings 
somewhat elongate-triangular, costa slightly arched, apex pointed, 
termen straight, oblique; shining silvery-white; costa slenderly 
fuscous from base to near apex ; a slender fuscous dorsal streak 
from near base to tornus ; extreme terminal edge fuscous to near 
apex : cilia white, a light brownish subbasal shade. Hindwings 
and cilia whitish. 
Argentina, Alta Gracia ( C . Bruch) ; 2 ex. 
Diptychophora nympliocharis, n. sp. 
2 . 13 mm. Head white, back of crown light grey. Palpi 
obliquely ascending (as in azannlis ), grey, tip white; maxillary 
palpi almost as long as labial, dark fuscous, apex broadly white. 
Antennae ochreous ringed whitish, scape blackish. Thorax white, 
two small blackish spots posteriorly, a minute black dot in centre of 
each tegula. Forewings triangular, costa slightly arched, termen 
somewhat oblique, with well-marked subapical and median sinua- 
tions ; white ; a black dot on base of costa, and larger one on fold 
almost at base ; first line rather thick, irregular, dark fuscous 
slightly tinged ochreous, before middle, straight, direct, bent just 
beneath costa; a short oblique dark fuscous streak from costa 
beyond middle, terminating in a cloudy blotch of brownish-ochreous 
suffusion beyond cell, limited by fine dark fuscous second line at | 
obtusely angulated above middle, followed on costa by a small 
triangular blackish spot; an irregular grey and ferruginous terminal 
