60 Mr. A. G. Butler (;;/ the 



MiTRAD.=EMOX, n. gen. 



Allied to Sagaris, but the radials of primaries emitted 

 nearer to the subcostal branches, the discocellulars more • 

 irregular, the second and third median branches emitted 

 from a well-developed footstalk; the subcostal and median 

 forks of secondaries of equal length, and the discocellular 

 nervule more transverse. Type, M. velutinum. 



93. Mitradasmon velutinum, n. sp. (PI. III. fig. 1.) 



Upper surface velvety-black ; primaries Avitli a tolerably 

 broad oblique postmedian band of cadmium-yellow, with 

 slightly irregular margins, not quite reaching the costal 

 maro-in or the external angle : abdomen grevish at the 

 sides ; primaries below with the base and inner margin 

 slightly greyish ; venter grey : expanse 1 inch 8 lines. 



Tabatinga, 30th November, 1874; Barreiras de Jutahi, 

 18th January, 1875. 



Size, outward form and general aspect of the Lithosiid 

 genus Josioides, but quite different in the form of the 

 thorax and ueuration of the wings. 



SCOTURA, Walker. 



94. Scotura venata, n. sp. 



Primaries greyish-brown, with the veins white ; second- 

 aries snow-white, costa greyish ; outer border broadly 

 black-brown ; body greyish-brown, Avith the head orange ; 

 primaries below uniformly greyish-brown ; secondaries 

 snow-white, with the costal and outer borders dark 

 greyish-brown : expanse 1 inch 2 lines. 



ivio Jurua, 4th October, 1874. 



95. Scotura auriceps, n. sp. 



Primaries brown, with Avhitish veins ; an oblique white 

 belt from the costa to the inner margin just beyond the 

 middle of the wing ; secondaries black-brown ; body 

 brown, with saffron-yellow head ; under surface nearly as 

 above : expanse 1 inch 4 lines. 



Teffe (or Ega\ in the forest, 19th October, 1874. 



The same species occurs at Para, but was not taken 

 there by Mr. Trail. 



