and Species of Lejiidoptcra. 397 



the outer borclcr of j)rimarie.s better marked and inueli less 

 oblique. 



Expanse of wings 1 inch 11 lines. 



Ilah. ^ , Anibriz ; ? , " Old Calabar, July 1872" {Mon- 

 teifo). Type, B.M. 



This species can easily be distinguished from T. senegahnsis 

 by the brighter and more sulphurous colour of the wings and the 

 sliapc of the outer border of the prinuiries. 



4. Terias diodina^ n. sp. 



Wings above bright golden yellow ; primaries with a rather 

 broad deej)-brown bonier, beginning upon the costa above the 

 end of the discoidal cell, widening to ajjex and then narrowing 

 to external angle, trisinuate internally at its lower extremity, 

 beginning from the third median branch ; a trifurcate black 

 s})ot at base ; secondaries with the costal and internal areas 

 whitish ; a few brown scales along the outer margin ; body 

 greenish grey, abdomen cream-coloured ; wings below golden 

 yellow, primaries with the inner margin rather paler. 



Expanse of wings 1 inch 9 lines. 



Hah. Venezuela [Dyson). Type, B.M. 



Allied to T.J/a villa, hut brighter in colour, with a narrower 

 border to primaries and no brownish scales below. 



Family AgaristidaB. 



Genus Mimeusemia, n. gen. 



Differs structurally from Eusemia villicoides, which it most 

 resembles, as follows : — Wings considerably narrower ; disco- 

 cellulars of secondaries in a straight transverse line from 

 subcostal to median ncrvure ; antennas shorter and more 

 slender. Type M. persijuilis, n. sp. 



5. Mimeusemia persimilis, n. sp. 



Very like Eusemia villicoides, the primaries black, crossed by 

 two or three plumbaginous lines ; a spot near base of cell, a dot 

 at centre of costal area, a large spot below it, cut by the 

 median ncrvure and its first fork, and two large spots placed 

 obliquely on apical area, yellowish cream-colour; secondaries 

 deep orange, with a broad irregular costal and external black- 

 brown border, a large black spot across the end of the cell, and 

 a second touching the outer border upon the median inter- 

 spaces ; thorax black ; crest, back of head, centre of collar, 



