8 CATALOGUE OP 



darker than the fore wings. Length of the body 7 lines; of the 



wings 20 lines. 



a. Ega. From Mr. Bates' collection. 



Gennsll. LAMACHA. 



Fcem. Corpus crassum. Fasciculus frontalis productus. Pro- 

 boscis robusta. Palpi labiales porrecti, squamoso-hirsuti, sub- 

 decumbentes, capitis latitudine fere duplo longiores; articulus 3us 

 lanceolatus, 2i diinidio longior. Palpi maxillares brevissirni. An- 

 tennae graciles. Abdomen alas posticas non superans. Alae anticae 

 lata?, acutae, costa convexa, margine exteriore subconvexo sub- 

 obliquo. 



Female. Body thick. Frontal tuft prominent. Proboscis 

 robust. Palpi porrect, slightly curved downward, squamous-bir- 

 sute, parallel to each other, not contiguous, nearly twice longer 

 than the breadth of the head; third joint lanceolate, much more 

 than half the length of the second. Maxillary palpi very short. 

 Antennae slender. Abdomen not extending beyond the hind wings. 

 Fore wings broad, acute; costa convex; exterior border slightly 

 convex and oblique. 



1. Lamacha bilineolata. 



Fcem. Pallide cinereo-viridis, subtus rvfescente-cwerea ; caput 

 rufescms ; alee anticce lineis duabus pallide cinereis, la sub- 

 recta, 2a undulata. 



Female. Pale cinereous-green, reddish cinereous beneath. 

 Head and palpi reddish. Fore wings with two pale cinereous 

 transverse lines, which are rather remote from each other ; first line 

 almost straight, slightly oblique; second undulating. Length of 

 the body 6£ lines; of the wings 18 lines. 



a. North China. From Mr. Fortune's collection. 



Genus 12. DIBOMA. 



Fcem. Corpus sat robustum. Proboscis obsoleta. Palpi por- 

 recti, com pressi, fimbriati,obtusi,thorace paullo longiores; articulus 

 3us 2o valde brevior. Abdomen alas posticas non superans. Pedes 

 laeves; tibiae posticae quadricalcaratae. Alae anticae lata?, apice 

 rectangulalae, costa subcouvexa, margine exteriore vix obliquo. 



