in the Basin of the Amazons. 251 



length of the lower; first and second subcostal branches parallel, 

 starting at about two-thirds and four-fifths respectively ; third, 

 fourth, and fifth on a short stem from the top angle of the cell, 

 third out of the fourth shortly before the apex ; upper radial from 

 the upper angle of the cell; first median branch at two-thirds, 

 strongly curved at its origin ; second from lower end of cell, which 

 is blunt ; third from a httle above, and lower radial from a little 

 above this last. Hind wing : cell short and broad ; costal and sub- 

 costal anastomosing near to base ; costal thence straight, subcostal 

 with two long branches from the upper end of cell ; first median 

 branch from near the base of the median ; second from lower end 

 of the cell ; third and radial from a point a little above the second. 



32. Erehostrota albocincta, n. s. 

 Fore wing ochreous, tinged slightly with falvous, and overrun 

 with fine sinuous fleckings of dark scales ; the costal margin 

 broadly black-brown, with a slight purplish tinge, and the nervures 

 themselves showing blacker ; the costa itself with ochreous patches 

 and dots. First line very faint, brownish, with a white dot on the 

 median and submedian nervures; second line beyond the centre 

 angulated but indistinct, its course denoted by three whitish dots 

 on the submedian and two lower median branches respectively, 

 and by a broad oblique white dash above towards the apex ; centre 

 of the hind margin rather darker ; a distinct black dot in the 

 centre of the wing. Hind wing ochreous tinged with fulvous, and 

 speckled with darker, with a minute dark dot in the middle ; fringes 

 ochreous only slightly chequered with darker. Under side : fore 

 wing dull greyish ochreous, thickly dusted with darker, and with 

 traces of two darker bands and two blackish spots towards the 

 apex ; the central dot of the upper side and the three angles of the 

 cell also black. Hind wing pale straw-colour with dark frecklings, 

 confined to the costa and hind margin ; a black central spot ; an 

 indistinct central band, and a darker, more distinct, submarginal 

 one ; fringes ochreous, with strong black dashes at the ends of the 

 nervures. Face and palpi ochreous ; collar dark brown ; patagia 

 ochreous, with greenish-grey bases ; abdomen ochreous ; legs 

 bright ochreous, with femora and tibiae densely hairy. Expanse of 

 wings, 44 mm. 



One 3' . Laranjal, E. Manhes, May Srd, 1874. 



Triommatodes, n. g. 

 Fore wing broad ; costa straight ; hind margin slightly elbowed 

 in the middle ; hind wing rounded, broad, with the anal angle 



