818 CATALOGUE OF 



Genus 29. GENUSA. 



Mas. Corpus gracillimum. Palpi porrecti, graciles, longius- 

 culi, caput sat longe superantes; articulus 2us lo raulto longior ; 

 3us gracilis, lanceolatus. Antennae late aut latissime pectinatae, 

 corporis dimidio longiores. Abdomen alas posticas non superans. 

 Pedes gracillimi ; tibiae posticae calcaribus quatuor longiusculis. 

 Alae mediocriter lata?, anticae ad costam subconvexae. 



Male. Body very slender. Proboscis very short or obsolete, 

 Palpi porrect, slender, rather long, extending some distance beyond 

 the head ; second joint very much longer than the first ; third slender, 

 lanceolate. Antennae deeply pectinated, more than half the length 

 of the body. Abdomen extending nearly as far as the hind wings. 

 Legs very slender ; hind tibiae with four rather long spurs. Wings 

 moderately broad. Fore wings slightly convex along the costa ; 

 second inferior vein about thrice further from the third than from 

 the first; third a little further from the fourth than from the second. 



A. Abdomen nigro maculatum. - - - bigutta, Walk. 



B. Abdomen non maculatum. 



A. Alae totae supra albae. - - - delineata, Walk, 



B. Alae supra ciuereo variae. - circumdata, Walk. 



1. Genusa bigutta. 



Mas. Testacea ; albo tomentosa ; thorax albo himaculatus ; ab- 

 domen maculis dorsalibus nigris ; pedes antici supra nigri- 

 cantes ; aim albce, anticce gutta basali nigra. 



Male. White. Body testaceous, with white tomentum. Tho- 

 rax with a white spot on each side in front. Abdomen with a 

 dorsal row of black spots. Fore legs blackish above. Wings opaque, 

 squamose, not plumose. Fore wings with a black dot on each side 

 at the base. Length of the body 5 lines ; of the wings 16 lines. 

 a. North India. From Mr. James' collection. 

 East Indies. From Archdeacon Clerk's collection. 



2. Genusa delineata. 



Mas. Lutea ; thorax albus, antice luteus ; abdomen basi album ; 

 aim subtus nigro varice. 



