458 Mr. hal G. Butler’s List of 
beyond and below the cell to its second-third suffused 
with laky-ferruginous ; this coloration, however, is absent 
from above the upper radial vein, and from the second- 
third of the second median interspace ; a large indistinct 
blackish subapical spot ; secondaries with the end of the 
cell and the greater part of the radial interspace bright 
ferruginous ; three elongate pyriform longitudinal discal 
streaks, two on the first and second median branches, 
the third on the internervular fold of the interno-median 
interspace ; fringe pale ; body blackish ; primaries below 
tawny orange; costa yellowish; external border pale 
greyish brown, changing to yellowish towards apex; a 
large black subapical ocellus with single white pupil and 
yellow iris partly surrounded by a dusky zone; secondaries 
olive-brown ; a broad slightty irregular longitudinal 
sulphur-yellow band from the base, through the cell, to 
the outer border, also six other abbreviated yellow streaks 
upon the veins, two on the costal, the others on the 
median and abdominal areas; costal border broadly 
yellowish ; abdominal and external borders cinereous ; a 
submarginal series of olivaceous patches enclosing fusi- 
form spots, the last two of which are of unequal size 
and black ; pectus black ; palpi white above, with brown 
fringe and black lateral line; legs pale brown; venter 
blackish, irrorated with pale scales at the sides ; expanse 
of wings, 1 inch 7 lines. 
‘“ Woods below the Baths of Chillan, March, 1880.” 
—T. E. 
I have named this very remarkable species after its 
discoverer. In form it agrees with Argyrophorus, but the 
larger discoidal cell of the secondaries necessitates its 
being placed in Argyrophenga, a group the type of which, 
although hitherto known only from New Zealand, bears 
some resemblance to this Chilian species in the pattern 
of the under surface. 
17. Argyrophenga simplex, n. s. 
Wings above uniformly fuliginous-brown; body 
blackish ; primaries below tawny orange, with narrow 
costal and broad external and internal pale olive-brown 
borders; a large subapical black ocellus, minutely bi- 
pupillated with white, and with whitish iris ; secondaries 
pale olive-brown ; interno-basal area blackish, with green 
reflections ; a small patch of tawny orange on the upper 
