394 Mr. W. Warren on new 
dashes, dull ferruginous. Hind wing without markings, 
whitish ochreous. Head and abdomen the same. 
Expanse of wings 26 millim. 
Two females from Coquimbo. 
Udea indistinctalis, sp. n. 
Fore wings pale grey, tinged with fawn-colour and sparsely 
dusted with blackish atoms; lines and stigmata indistinctly 
darker, the latter edged with black atoms; exterior line thick, 
bluntly denticulate ; central area of wing shghtly paler than 
the rest; a row of small dark dots before the base of the 
fringes which have a darker medial line. Hind wings dark 
ochreous, dusted with grey, with an indistinct dark discal 
spot and a submarginal line, beyond which the rest of the 
wing is darker; outer half of fringes paler. Head, thorax, 
and abdomen cinereous fawn-colour. Underside whitish 
ochreous, dusted with darker, and all the markings very 
indistinct. 
Eixpanse of wings 26 millim. 
One female from the Sierra Nevada, N. America. 
Distinguished from others of the genus by the length and 
narrowness of the fore wings, in which it resembles the other 
two American species ¢tysalis, Wlk., and helviusalis, W1k. 
Udea inhospitalis, sp. n. 
Both wings dark glossy fuscous, with the usual markings 
just distinguishable. Head, thorax, abdomen, and fringes all 
concolorous. Underside very glossy, with the markings 
rather more distinct. 
Iixpanse of wings, 2 20, ¢ 18 millim. 
One female, two males, from Patagonia. 
Udea nigripunctata, sp. n. 
Fore wings dull fuscous; first line indistinct, curved ; 
second line fine, black, consisting of small blunt denticula- 
tions, each followed by a paler space ; a series of very minute 
black dots or points before the fringes, which are concolorous 
with the wing; orbicular stigma small, indistinct ; reniform, 
black, conspicuous. Hind wings rather paler, without 
distinct markings. Underside paler, with the spots and lines 
dark and quite distinct. 
Expanse of wings 16 millim. 
One male from Callao. 
Distinguished at once by the black reniform stigma. 
