1892.] SPECIES OF liEPlDOPTERA HETEROCERA. 331 



CfELODASYS PEGASIS. 



Primaries above with the costa broadly buff, the inner margin 

 violaceous brown, and the intermediate portion brown shaded with 

 buff and violaceous ; the base of the wing narrowly buff, limited by 

 a transverse blackish line ; at the end of the cell a short transverse 

 brown streak, followed by several longitudinal brown streaks ; the 

 basal and outer transverse lines angular and indistinct ; a submar- 

 ginal series of small dark spots, and a marginal row of black points ; 

 the fringe alternately brown and buff. Secondaries brown, the 

 fringe yellowish. Underneath brown, the fringe buff. Body brown, 

 the collar edged with black. 



Expanse 40 mm. 



Hab. Petropolis, Brazil. 



CEdemasia terrena. 



Primaries fawn-colour, shaded with dark brown, darkest along 

 the inner margin ; a cluster of black scales below the middle of the 

 median vein ; halfway between this spot and the outer margin 

 another similar spot resting on the posterior portion of a very in- 

 distinct, outwardly curved, and wavy pale line, which reaches from 

 the costal to the inner margin ; the outer margin with the veins 

 dark, finely edged with buff ; a series of oblique pale lines between 

 the veins ; a large pale space at the base of the primaries. Second- 

 aries dark brownish grey. Centre of thorax and abdomen very 

 dark cinereous. Thorax laterally and head light fawn-colour. 



Expanse 50 mm. 



Hab. Coatepec, Mexico. 



CEdemasia maxtla. 



Primaries fawn-colour, shaded with brown along the inner and 

 outer margin ; longitudinal brown lines on the outer half of the 

 wing and a few pale oblique lines on the outer margin between the 

 veins : at two thirds from the base an indistinct, pale, outwardly 

 curved, transverse line, angular near the inner margin. Secondaries 

 brownish, whitish towards the base. Head and thorax fawn-colour. 

 Abdomen brownish dorsally. 



Expanse 38-42 mm. 



Hab. Coatepec, Mexico. 



This species is very similar to CEdemasia terrena, Schaus, but 

 may be distinguished by its paler colour and by the thorax, which 

 has no dark markings. 



CEdemasia guarana. 



Primaries fawn-colour ; a large basal space without markings ; 

 the median space shaded with brown, beyond which is a transverse, 

 slightly curved, narrow, white band, divided by a blackish line ; the 

 outer third of the wing dark cinereous, except a small fawn-coloured 

 space on the outer margin below the apex, a submarginal row of 

 blackish marks, and a marginal row of similar but smaller spots ; 



