LEPIDOPTERA HETEROCERA. 
963 
narrow, without lines, excepting a pale luteous brown-speckled and 
brown-bordered marginal band. Fore wings acute ; exterior border 
very oblique. Length of the body 3£ lines ; of the wings 8 lines. 
Sarawak, Borneo. In Mr. Saunders’ collection. 
Hydrocampa Sacadasalis. 
Fee in. Alba, gracilis ; palpi breves , graciles , ascendentes , sub - 
arcuati , articulo 3 o lanceolate ; abdomen alas posticas longe 
superans ; pedes longissimi , gracillimi ; alee semihyalince ; 
anticce apice rotundatce , fasciis exteriore et submarginali 
pallide luieis fusco marginatis , vitta discali pallide lutea , 
costa subconvexa,margine exteriore vix obliquo ; posticce linea 
interiore fusca, fasciis duabus pallide luteis antice connexis , 
una fusco marginata , altera marginali nigro marginata. 
Female . White, slender. Palpi short, slender, slightly curved, 
obliquely ascending; third joint lanceolate, very acute, a little 
shorter than the second. Antennae submoniliform, very slender. 
Abdomen extending far beyoud the hind wings. Legs very long 
and slender. Wings semihvaline, moderately broad. Fore wings 
somewhat rounded at the tips ; exterior and submarginal bands 
pale luteous, brown-bordered, the former connected hindward with 
a pale luteous discal stripe; costa very slightly convex ; exterior 
border hardly oblique. Hind wings with two pale luteous bands ; 
one marginal blackish-bordered, connected in front with the other, 
which is brown-bordered, and parallel to an interior brown line. 
Length of the body 3J- lines ; of the wings 8 lines. 
a. Moreton Bay. From Mr. Diggles’ collection. 
Genus HERDONIA. 
Mas. Corpus sat robustum. Palpi porrecti, breves, graciles ; 
articulus 3us laneeolatus, 2o brevior. Antennae subpectinatae. 
Pedes graciles, glabri. Alae amplae, longissimae ; anticae subfalcatae, 
margine exteriore subconvexo perobliquo. 
Male . Body moderately stout. Palpi porrect, short, slender, 
hardly extending beyond the head; third joint lanceolate, shorter 
than the second. Antennae slightly pectinated. Legs slender, 
smooth ; spurs long. Wings ample, very long. Fore wings sub- 
falcate ; exterior border slightly convex, very oblique. 
