LEPIDOPTEKA HETEEOCERA. 
131 
Genus 83. SILDA. 
Fcem. Corpus robustum. Proboscis conspicua. Palpi ob- 
lique ascendentes, verticem non attingentes ; articulus 2us arcuatus ; 
3us conicus, parvus. Antennae subpubescentes. Pedes breves, va- 
lidi ; tibiae posticae calcaribus longissimis. Alae anticae breviusculae, 
latiusculae, vix falcatae, margine exteriore subangulaio ; posticae an- 
gulo subapicali. 
Female. Body stout. Proboscis distinct. Palpi obliquely 
ascending, not rising so high as the vertex ; second joint curved ; 
third conical, not more than one-fourth of the length of the second. 
Antennae minutely pubescent. Abdomen elongate-conical, not ex- 
tending beyond the hind wings. Legs short, stout, smooth ; hind 
tibiae with very long spurs. Wings short, rather broad ; fringe long, 
full. Fore wings hardly falcate ; exterior border forming a rounded 
angle beyond the middle, very oblique hindward. Hind wings with 
the exterior border forming a rounded subapical angle. 
1. SlLDA TRU NCATALIS. 
Mas. Cincreo-cervina ; alee fasciis duabus rufescentibus , 2 a la - 
tiore magis delerminata costam versus retracta , gutta discali 
nigra , lineis quatuor e punctis nigris , fimbria saturate rufa 
cinereo interlineata . 
Female. Cinereous fawn-colour. Wings with two reddish 
bands, of which the second is broader and more distinct than the 
first, and is abruptly retracted towards the costa of the fore wings ; 
four lines of black points; third or submarginal line more distinct 
than the others ; discal dot black, small ; fringe deep red, inter- 
lined with cinereous. Fore wings with black costal points. Length 
of the body 4 lines ; of the wings 10 lines. 
Sarawak, Borneo. In Mr. Saunders’ collection. 
Genus 84. MIROBRIGA. 
Fcem. Corpus gracile. Proboscis conspicua. Palpi porrecti, 
caput superantes ; articulus 3us lanceolatus. Antennae graciles. 
Abdomen alas posticas superans ; oviductus exsertus. Pedes bre- 
viusculi, sat validi ; tibiae posticae calcaribus quatuor longissimis. 
Alae anticae elongatae, acutae, margine exteriore antico inciso. 
Female. Body slender. Proboscis distinct. Palpi porrect, 
extending beyond the head, shorter than the breadth of the latter ; 
