HYPON OMEUTIDiE. 
129 
Urodus perischias, n. sp. 
<S . 17 mm. Head, palpi, thorax grey. Genitalia : uncus very 
short, straight, obtuse-pointed ; near this on each side a moderate 
straight tolerably pointed prominence (? gnathos) ; valves long, 
narrow, towards apex upcurved and acute. Forewings moderate, 
costa moderately arched, apex rounded, termen rather obliquely 
rouuded ; purplish-grey. Hindwings dark grey. Forewings 
beneath with short rough scales on basal half of vein 12. Hind- 
wings beneath with costa strongly folded over on basal third to 
make an elongate-triangular pocket. 
Brazil, Teffe, December ( Parish ) ; 1 ex. 
Urodus sympiestis, n. sp. 
c5 . 15-17 mm. Head, palpi, thorax light violet-grey. Genitalia: 
uncus long, downcurved, slender, apex forming two short acute 
separate spines; valves very long, straight, narrow, gradually 
attenuated, with a row of short cilia along upper edge. Forewings 
rather elongate, costa moderately arched, apex rounded, termen 
rather obliquely rounded; rather dark violet-grey: cilia grey. 
Hindwings rather dark grey; cilia grey. Forewings beneath with 
space between vein 12 and costa clothed with rather modified dark 
grey scales, with short rough diminishing scales on basal half of 
vein 12. 
Brazil, Teffe, December, January; Peru, B. Napo, May ( Parish ); 
3 ex. 
Urodus carabopa, n. sp. 
2 . 18 mm. Head, palpi, thorax, abdomen dark indigo-blue, 
palpi short, ovipositor long, exserted. Antennae deep blue, sub- 
dentate, thickened with dense scales on back, especially on lower 
part of stalk. Fore wings elongate, dilated, costa posteriorly 
moderately arched, apex rounded-obtuse, termen obliquely rounded ; 
deep greenish-blue: cilia deep blue. Hindwings rather thinly 
clothed with dark grey hairscales, termen and dorsum narrowly 
darker-suffused ; cilia dark grey. 
Peru, Jurimaguas, March ( Parish ) ; 2 ex. 
r 
Urodus marantica, Wals. 
$. Forewings beneath with a fringe of depressed hairs along 
submediau fold to near tornus. Hindwings with a long pale 
yellowish hairpencil from base of costa lying beneath forewings ; 
a fringe of long fine pale greyish hairs projecting from costa from 
near base to -§-. All these characters are unnoticed by Lord 
Walsingham. 
Urodus decens, n. sp. 
$. 26-28 mm. Head fuscous, wuth greenish gloss. Palpi 
short, dark fuscous. Thorax fuscous. Genitalia : uncus forming 
a broad plate with two short acute downturned spines at apex ; 
vol. hi. — January 1925. k 
