LEPIDOPTERA HETEROCERA. 885 



terior border slightly bent. Female, — Palpi ascending high above 

 the vertex, not reflexed over the thorax ; third joint bare, extremely 

 slender, little shorter than the second, with which it forms a nearly 

 right angle. Antennae simple. Abdomen not extending beyond 

 the hind wings. Length of the body 6 lines; of the wings 

 14 lines. 



The two last species differ considerably from the typical form 

 of Megatomis, which is more represented by the following species. 



a — c. Ega. From Mr. Bates' collection. 



Megatomts Euphrionalis. 



fV. Mas. Testacea, gracilis ; palpi longi, graeiles, compressi, usque 

 ad thoracem recurvi ; abdomen pallide cinereum, alas posticas 

 superans ; tibice anticce ramo longo instructed ; alee pallide 

 cinerece, testaceo varice, atomis plurimis lineisque inde termina- 

 ls fuscis, linea submarginali albida denticulata fusco margi- 

 nata, margine dentato ; anticce acutce, reniformi indetermi- 

 nata ex parte Jlava, puncto apicali nigro elongato, margine 

 exteriore flexo. 



Male. Testaceous, slender, pale cinereous beneath. Palpi 

 long, slender, compressed, rising high above the head and recurved 

 to the fore border of the thorax ; third joint acute, rather shorter 

 than the second. Antennae like those of M. Lacratesalis in struc- 

 ture. Abdomen pale cinereous, extending rather beyond the hind 

 wings. Legs smooth, slender; fore tibiae with an appendage as 

 long as the tibia itself. Wings moderately broad, of a pale cine- 

 reous ground hue, much varied with testaceous, with brown speckles 

 and irregular brown lines, and with a more distinct denticulated 

 whitish brown-bordered submarginal line ; exterior border scalloped. 

 Fore wings acute ; reniform mark partly yellow, not concise ; an 

 elongated black apical point ; exterior border bent. Length of the 

 body 6 lines ; of the wings 14 lines. 



Brazil. In Mr. Saunders' collection. 



4h2 



