LEPIDOPTERA HETEROCERA. 
79 
before the middle. Hind wings cinereous, semihyaline, with a 
slight aeneous tinge. Length of the body 4£ lines ; of the wings 
11 lines. 
Sarawak, Borneo. In Mr. Saunders’ collection. 
Genus 33. UFA. 
Mas. Corpus sat validum. Caput penicillis duohus lateralibus. 
Proboscis couspicua. Palpi quatuor lanceolati, capitis latitudine 
paullo breviores ; articulus 3us parvus ; labiales porrecti ; max- 
illares oblique ascendentes.; Antennae validae, glabrae ; articuli 
lus et 2us incrassati. Alae anticae longae, angustae, apice subro- 
tundatae, margine exteriore obliquo subconvexo. 
Male . Body moderately stout. Head with a small penicil- 
late tuft on each side at the base of the palpi. Proboscis distinct. 
Palpi lanceolate, a little shorter than the breadth of the head; 
third joint minute. Labial palpi porrect. Maxillary palpi obliquely 
ascending, a little longer than the labial palpi. Antennae stout, 
smooth, incrassated towards the base. Fore wings long, narrow, 
slightly rounded at the tips ; exterior border slightly convex, mode- 
rately oblique. 
1. Ufa Venezuelalis. 
Mas. Pallidissime cervina ; palpi apice nigricantes ; alee anticae 
strigis duabus aut tribus fasciaque submarginali nigricantibus 
diffusis , punctis tribus discalibus nigris ; posticce albidce , 
iridescentes, fere kyalince. 
Male. Very pale fawn-colour. Palpi with blackish tips. 
Fore wings with two or three diffuse blackish streaks, and with 
a diffuse straight oblique blackish submarginal band ; three black 
discal points, two of which are in a longitudinal line, and the third 
is hindward. Hind wings whitish, iridescent, nearly hyaline. 
Length of the body 3 lines ; of the wings 8 lines. 
a. Venezuela. From Mr. Dyson’s collection. 
Genus 34. ASSARA. 
Mas. Corpus sat gracile. Proboscis conspicua. Palpi arcuati, 
ascendentes, caput posticum attingentes; articulus 3us lanceolatus. 
Antennae robustae, glabrae. Abdomen alas posticas non superans. 
Pedes validi, laeves ; tibiae posticae calcaribus quatuor longis. Alae 
anticae sat latae, apice rotundatae, costa recta, margine exteriore 
subconvexo subobliquo. 
