LEPIDOPTERA HETEROCERA. 121 



Genus 69. LUMA. 



Mas. Corpus sat robustum. Proboscis mediocris. Palpi 

 compressi, verticem superantes; articulus 2us arcuatus, sat latus; 

 3us lanceolatus, 2o brevior. Antenna? glabra?, sat longae. Abdo- 

 . men alas posticas paullo superaus. Pedes laeves, longiusculi, sat 

 graciles, calcaribus longis. Alae antica? elongatae, acuta?, costa fas- 

 ciculo medio parvo, margine exteriore subconvexo. 



Male. Body rather stout. Proboscis moderately long. Palpi 

 vertical, compressed, rising higher than the head ; second joint 

 curved, ralher broad ; third lanceolate, much shorter than the 

 second. Antenna? smooth, rather long and slender; hind tibiae 

 with four long spurs. Wings elongate, moderately broad. Fore 

 wings acute, with a minute tuft on the middle of the costa, which is 

 straight ; exterior border slightly convex, moderately oblique. 



1. LUMA ANTICALIS, n. S. 



Mas. Albida, opalina ; corpus subtus argenteo -album ; alee sub- 

 hyalina ; thorax et alee antica testa ceo subtincta. 



Male. Whitish, with pearly lustre. Body silvery white be- 

 neath. Thorax and fore wings with a slight testaceous tinge. 

 Wings semihyaline. Length of the body 5 lines ; of the wings 12 

 lines. 



Sarawak, Borneo. In Mr. Saunders collection. 



Genus 70. PYLAETES. 



Mas. Corpus la?ve, sat robustum. Proboscis mediocris. Palpi 

 porrecti, lati, capitis latitudine multo breviores ; articulus 3us bre- 

 vissimus. Antenna? la?ve^, sat graciles. Abdomen alas posticas 

 paullo superans, apicem versus subincrassatum ; fasciculus apicalis 

 parvus. Pedes laeves, longiusculi, sat validi ; tibia? postica? quadri- 

 calcarata?. Ala? anticae elongata?, subacute?, costa subexcavata. 



Male. Body smooth, shining, moderately stout. Proboscis 

 moderately long and stout. Palpi porrect, broad, very much shorter 

 than the breadth of the head ; third joint extremely short, hardly 

 visible. Antennae smooth, rather slender. Abdomen extending a 

 little beyond the hind wings, slightly tumid towards the tip ; apical 

 tuft small. Legs smooth, rather long and stout ; hind tibia? with 

 four long spurs. Wings elongate, shining, moderately broad. 



