86 CATALOGUE OF 



Male, Deep glossy black. Palpi porrect, whitish beneath. 

 Antennae slightly pectinated ; apical half and branches tawny. 

 Abdomen convex ; a white spot on each side before the middle and 

 a luteous spot on each side nearer the base ; under side white at 

 the base, and with two white bands, which are connected on each 

 side by a white longitudinal streak; the latter is contiguous to the 

 white spot above mentioned. Tibiae striped with testaceous beneath ; 

 tarsi testaceous, striped with black above. Wings vitreous, slightly 

 lurid ; veins pale yellow ; fringe black. Fore wings long, broad, 

 bright lurid in front ; costa blackish ; veins black towards the tips. 

 Hind wings small, with a broad black streak along the basal part of 

 the interior border ; veins partly black. Length of the body 9 lines ; 

 of the wings 22 lines. 



It may be distinguished from G. varia by having no pale marks 

 at the base of the abdomen and by the black streak on the border 

 of the hind wings. G. varia has two superior veinlets in the fore 

 wings, but this species has three. 



a. Ega. From Mr. Bates' collection. 



Gymnelia nigerrima. 



Mas. Atra, crassa ; antenna ochracece, subpectinatce, supra nigrce ; 

 alee vitrece, lurida, fimbria nigra ;hnticce luteo venosce ; posticce 

 parvce, nigro venosa*. 



Male. Deep black, robust. Antennae dull ochraceous, slightly 

 pectinated, black above. Abdomen convex. Wings vitreous, lurid ; 

 fringe black. Fore wings long; veins luteous; costal vein black. 

 Hind wings very small ; veins black. Length of the body 6 — 6J 

 lines ; of the wings 16 — 18 lines. 



In the veins of the fore wings it agrees with G. aterrima, but 

 has no black streak on the hind wings. 



a, b. Ega. From Mr. Bates' collection. 



Genus ISANTHRENE. 



ISANTHRENE BASIFERA. 



Mas. Nigro-fusca ; caput guitis duabus luteis ; palpi erecti ; 

 antennae fulvce, subjpectinatce ; thorax guttis duabus cyaneis 

 duabusque luteis; pectus, venter pedesque fulva; abdomen 



