LEPIDOPTERA HETEROCERA. 1259 



Genus TRICO MIA. 



Mas. Corpus gracile. Proboscis niediocris. Palpi squaraosi, 

 latiusculi, oblique ascendentes, verticem non superantes; articulus 

 3us conieus, minimus. Antennae graciles, setosae. Thoracis latera 

 postica penicillata. Abdomen alas posticas longe superans ; fasci- 

 culus apicalis longus, divergens. Pedes longi, graciles. Alae antica3 

 elongatae, peracutae, inargine exleriore recto, margine interiore sub- 

 convexo. 



Male. Body slender. Proboscis of the usual length. Palpi 

 squamous, rather broad, obliquely ascending, not rising higher than 

 the vertex; third joint conical, very minute. Antennae slender, 

 setose. Thorax with a long penicillate tuft on each side near the 

 hind border. Abdomen extending much beyond the hind wings; 

 apical tuft long, radiating. Legs long, slender; spurs slender. 

 Wings elongate, moderately broad. Fore win^s very acute ; exterior 

 border straight, moderately oblique ; interior border slightly convex 

 for two-thirds of the length from the base ; third inferior vein very 

 remote from the second. 



TkICOMTA AURORA.LXS. 



Mas. Ochracea ; abdomen apice roseum ; pedes rosei ; alee fascia 

 marginali lata rosea, linea marginali nigricante, fimbria 

 albida ; anticce roseo conspersce, fascia marginali lineam 

 ochraceam includente poslice dilatata. 



Male. Ochraceous. Abdomen rosy towards the tip ; under 

 side mostly rosy. Legs rosy. Wings with a broad rosy marginal 

 band; marginal line blackish; fringe whitish. Fore wings rosy- 

 speckled; marginal band including an ochraceous line, its hind part 

 much dilated and bordered by a rosy line, which, like the speckles, is 

 of a darker hue than the band. Length of the body 4J- lines; of 

 the wings 10 lines. 



a. Moreton Bay. From Mr. Diggles' collection. 



Genus ARSACIA. 



Fcem. Corpus rob u stum, laeve. Proboscis brevissima. Palpi 

 angulati, oblique ascendentes, verticem non superantes, subtus dense 

 fimbriati; articulus 3us longi-conicus. Antennae sat validae. Ab- 

 domen alas posticas paullo superans. Pedes robusti ; tibiae posticas 



