142 CATALOGUE OF 



Genus 17. MEGATOMIS. 



Corpus compressum. Thorax villosus. Abdomen abrupte 

 terminatum, lateribus parallels. Alae dentatae aut subdentatae, 

 concolores, lineis non diversis, fasciis integris non abbreviates ; 

 anticae acutae, basi angustae, costa subconcava, margine exteriore 

 flexo, areola valde distincta ; posticae oblongae, margine exteriore 

 postico quadrato. Mas.— Palpi longissimi, arcuati aut flexi, supra 

 thoracem reversi, articulo 2o squamoso. Antennae pubescentes, 

 apices versus fasciculatae et disloeatae, apice ciliatae. Fcem. — Palpi 

 breviores, arcuati, articulo 2o ensiformi, 3o lineari aciculari. 



Megatomis, H'ubn. Verz. Schm. 342. 

 Homogramma, Guen. Delt. et PyraL 88. 



Body compressed. Thorax villose. Abdomen with parallel 

 sides, abruptly pointed at the tip. Wings dentate or slightly den- 

 tate, alike in colour and with like markings, with one or more com- 

 plete bands. Fore wings with acute tips, narrow at the base ; costa 

 slightly concave, abruptly convex towards the tip ; exterior border 

 bent; areolet very distinct. Hind wings oblong; exterior border 

 quadrate on approaching the interior angle. Male.- — Palpi very 

 long, curved or bent, resting on the thorax; second joint com- 

 pressed, with squamous hairs. Antennae pubescent, tufted and 

 deviating beyond the middle, with thick-set cilise from thence to the 

 tips. Female. — Palpi shorter, curved; second joint ensiform ; 

 third linear, acicular. 



A. Alae purpurascente variae. 



A. Alae puncto nullo apicali. - mialis, Guen. 



B. Alae anticae puncto apicali nigro. 



a. Alae carneo-cinereae. - humeralis, Guen. 



b. Alae ferrugineo-fuscae. - mimalis, Hubn. 



B. Alae purpurascente non variae. 



A. Alae fuscescente-albae. - acidalialis, Guen. 



B. Alae non fuscescente-albae. 



a. Alae anticae costa non cinerascente. 



a. Palpi maris thoracis medium attingentes. 



i. Tibiae anticae simplices. - - macarialis, Guen. 

 ii. Tibiae anticae dilatatae et fasciculatae. Augiasalis, Walk. 



b. Palpi maris thoracis marginem posticum fere attingentes. 

 i. Tibiae posticae non fasciculatae. 



* Alae anticae ocello apicali. Polycletusalis, Walk. 



