738 Mr. W. L. Distant on 



thus resembling 0. simlce ; face (excluding central and 

 lateral marginal ridges) wholly blacky thus resembling 

 0. kurseongensis : the most salient ditferences in the three 

 species are found in the venation of the tegmina ; in 

 0. nuivarce there are three discal transverse veins a little 

 beyond middle, in 0. simlce two, the lowermost faint, in 

 0. kurseongensis there are two, and in addition a perfectly 

 straight and continuous transverse vein on the disk of the 

 apical area. 



Long., excl. tegm., 4 mm. ; exp. tegm. 12 mm. 



JIab. Ceylon; Nuwara JEliya, Peradeniya [Green, Brit. 

 Mas.). 



Oliarus binghamt, sp. n. 



Body above castaneous ; margins of vertex and pronotum, 

 posterior margins of mesonotum, and posterior abdominal 

 segmental margins ochraceous ; head beneath (including 

 face), sternum, and legs pale castaneous or brownish ochra- 

 ceous ; abdomen beneath of the colour and markings of the 

 upper surface ; tegmina greyish white, subopaque, the 

 venation brownish, and with the following fuscous-brown 

 markings — three narrow spots in costal membrane, three 

 somewhat long curved linear spots beneath costal membrane 

 and a little beyond base, and some larger maculate markings 

 on apical area, consisting of a spot at end of stigma, a 

 transverse fascia before apex, apical margin and a large 

 internal fasciate spot beneath stigma, which is bifurcate 

 towards inner margin and there enclosing a pale spot ; 

 wings very pale fuliginous with the veins darker ; vertex 

 foveate with a central carination, the margins strongly 

 ridged ; margins of pronotum strongly ridged ; mesonotum 

 with five central carinations ; face centrally and medially 

 strongly ridged. 



Long., excl. tegm., 6 mm.; exp. tegm. 18 mm. 



JIab. Rangoon [Bingham, Brit. Mus.). 



Allied to 0. stigma, Motsch. 



Mnemosyne cingalensis, sp. n. 



Head, pronotum, and mesonotum piceous, the carinate 

 margins of vertex and the carinations to mesonotum testa- 

 ceous, the margins of pronotum ochraceous; abdomen above 

 brownish ochraceous, the segmental margins paler ; body 

 beneath pitchy brown, the legs brownish ochraceous ; teg- 

 mina milky white, subopaque, and with fuscous-brown spots 

 and markings, these consist principally of three double sets 



