1214 CATALOGUE OF 



GeDus OSERICANA. 



Mas. Corpus sat gracile. Fasciculus frontalis productus. 

 Proboscis brevis, gracilis. Palpi arcuati, oblique ascendentes. An- 

 tennae longae, subsetulosae. Abdomen Ion gum, alas posticas super- 

 ans ; fasciculus apicalis parvus. Pedes lseves, longiusculi, sat 

 validi ; tibisB postica? calcaribus quatuor longissimis. Alae amplae. 

 Alae anticae aculae, vix falcate, cosia perparum convexa, margiae 

 exteriore convexo obliquo. 



Male. Body rather slender. Frontal tuft prominent. Pro- 

 boscis sbort, slender. Palpi curved, obliquely ascending. Antenna? 

 ratber long, minutely setulose. Abdomen long, extending beyond 

 tbe bind wings ; apical tuft small. Legs smootb, ratber long and 

 stout ; bind tibiae with four very long spurs. Wings very ample. 

 Fore wings acute, hardly falcate ; costa very slightly convex, 

 moderately oblique. 



OSERICANA ALBISTELLA. 



Mas. Pallidissime murina ; alee anticce lituris tribus albis nigro 

 marginatis, la punctiformi basalt, 2a gultulari, 3a puncti- 

 ! formi ; posticee albido-cinerece, 



Male. Very pale mouse-colour. Fore wings with three white 

 black-bordered discal marks ; first mark forming a point near the 

 base; second and third in the middle of the disk; second guttular, 

 third punctiform. Hind wings whitish cinereous. Length of the 

 body 10 lines ; of the wings 24 lines. 



a, h. Sumatra. From Sir Stamford Raffles' collection. 



Genus BALLATHA. 



Fcem. Corpus laeve, sat gracile. Proboscis gracillima. Palpi 

 laeves, oblique ascendentes, verticem paullo superantes ; articulus 

 2us gracilis; 3us subclavaius, gracillimus, 2o longior. Antennae 

 graciles. Abdomen alas posticas paullo superans. Pedes glabri, 

 graciles, longiusculi ; calcaria longa, gracilia. Alae anticae latius- 

 cuiee, apice subrotundatas, costa convexa, margine exteriore subcou- 

 vexo sat obliquo. 



Female. Body smooth, rather slender. Proboscis very slender. 

 Palpi smooih, obliquely ascending, much longer than the breadth 



