LEPIDOPTERA HETEROCERA. 145 1 



Group 2. 



Mas. Abdomen alas posticas triente superans. Ala) antics 

 breviusculae, apud costam rectae, apice rotundatae, raargine exteriore 

 sat obliquo vix convexo. 



Male. ^ Abdomen extending for one-third of its length beyond 

 the hind wings. Fore wings rather short, straight in front, rounded 

 at the tips, hardly convex and rather oblique along the exterior 

 border; second inferior vein remote from the first and a little 

 further from it than from the third. 



9. Megasoma tkuncatum. 



\ Mas. Canum, subtus fuscum ; antenna r amis fuscis ; thorax apud 

 alas anticas fuscus ; abdomen supra cinereum ; ala? antics 

 fuscescentes vittis nigris, fascia marginali albida, ciliis apud 

 venas albidis ; posticce cinerascentes, 



Male. Hoary, brown beneath. Antennae whitish, with brown 

 branches. Thorax with a large brown mark on each side. Abdo- 

 men cinereous above. Fore wings brownish, with three slender and 

 slightly undulating and curved black stripes, and with a whitish 

 band along the exterior border; ciliae whitish opposite the veins. 

 Hind wings pale cinereous. Length of the body 10 lines; of the 

 wings 20 lines. 

 %. South Africa. Presented by Dr. A. Smith. 



Group 3. 



Mas. Corpus sat robustum. Palpi valde robusti, obtusi, 

 pilosissimi, caput vix superantes. Antennae thorace multo bre- 

 l^iores, latissime pectinata?, dimidio apicali mediocriter pectinate. 

 \bdomen oblanceolatum, alas posticas triente superans. Alae sat 

 iingustse; antieae subacuminatae, apud costam subrectae, marline 

 exteriore sat obliquo vix convexo. 



Male. Body rather stout. Palpi obtuse, very stout and 

 bilose, extending very little beyond the head. Antennae much 

 ihorter than the thorax, very deeply pectinated to half the length, 

 noderately pectinated from thence to the tips. Abdomen oblanceo- 

 ate, extending for full one-third of its length beyond the hind 



PART VI. 3 N 



