PYRALIDyE. 267 



wings dark, and witli pale points along part of the costa; reniform mark blackish, a 

 pale streak. 



"Expanse 10 lines." 



Described by Mr. Walker from specimens in the collection of ]\Ir. E. L. Layard. 



Genus RHODONEURA. 



Rlwdoneura, Guenee, Pbalaenites, ii. Siculidae, pi. 1, fig. 8 (1857). 

 Osca, Walker, Jouru, Linn. Soc. Zool. vii. p. 73 (1864). 



Wings smooth, Forewing rather long, triangular ; costa arched towards end, 

 apex very acute, exterior margin very oblique ; cell more than half the length ; first 

 subcostal emitted at nearly half before end of the cell, second, third, and fourtli 

 from near the end, each free, fifth from the end; discocellular erect, acutely bent 

 near the ends, shghtly concave in middle, radials from the angles ; middle median at 

 one-fifth and lower at fully half before end of cell ; submedian much curved down- 

 ward from the base and with a short lower branch : hind wing short, triangular ; cell 

 short, less than one-third the length, broad ; first subcostal from before end of cell 

 free from costal ; discocellular bent inward in the middle, radial from near lower end ; 

 middle median close to end, lower at one-third; submedian and internal vein curved. 

 Body rather stout, smooth; labial palpi curved, slender, smooth, rather long, third 

 joint two-thirds the length of second ; antennse thick, smooth ; legs broad ; femora 

 smooth, tibias flat, pilose on outer side; tarsi long, spurs long, stout, unequal in 

 length. 



Tijpe^ R. pudicahs. 



EHODOKEURA DENTICULOSA. 



Cinereous-white ; silky : forewing with the costal border blotched with cinereous- 

 black ; crossed by several ill-defined iuwardly-ol:)lique denticulated cinereous-black 

 lines, which are partly confluent on the posterior margin, and an apical marginal row 

 of black spots : hindwing with similar coloured denticulated bands, and apical mar- 

 ginal row of black spots. Cilia alternated with cinereous-black. Body, palpi, fore 

 and middle legs, and hind tarsi with cinereous-black bands. 



Expanse or inch. 



Allied to Fi. viarmorealis and JR. hastialis. 



Genus MICROSCA. 

 Microsca, Butler, Types Lep. Het. B. M. iii. p. 71 (1879). 

 " Allied to Osca. Palpi less porrect, and with shorter terminal joint ; spines of 

 hind tibi^ longer. Forewings with the outer margin more or less convex." 

 Type., M. hedilalis {Ptj rails hedilalis, Walker). 



M m 2 



