20 THE LEPIDOPTERA OF CEYLON. 



sinuous subbasal line, an antemedial and a postmedial line, a more distinct sub- 

 marginal grey-bordered line with acutely prolonged inner black points, and a marginal 

 row of black dots ; orbicular spot greyish-oclireous, with slight black centre and 

 black outer ring ; reniforiu spot with black ring and large black centre ; a slight 

 greyish oblique lower streak between the two spots : hindwing purplish opalescent- 

 white, veins externally and marginal line brown. Female : forewing mottled greyish- 

 brown, with the markings less defined : hindwing as in male. Thorax, head, palpi, 

 and legs violaceous greyish-brown, abdomen paler ; palpi and tarsi with black bands. 

 Expanse, $ 1-h, 2 li^inch. 



PRODENIA APERTURA. 



Prodenia apertura, Walker, Catal. Lep. Het. B. M. xxxii. p. 654 (1865). 



" Male. Fawn colour above, mostly whitish beneath : forewings shaded with 

 cinereous about the middle part of the exterior border and about that of the interior 

 border ; lines black, pale bordered ; basal line as usual, interior line angular, con- 

 tiguous to an elliptical incomplete black ringlet on its outer side, and on its inner 

 side to a black angular mark by the interior border ; exterior line undulating, bent ; 

 some blackish streaks between it and the exterior border ; a white longitudinal line 

 which commences at the interior line, is forked near the exterior line, and proceeds 

 along two veins to the border ; orbicular and reniform marks large, pale, the former 

 black bordered, the latter containing two black jioints : hindwings white. Abdomen 

 pale testaceous ; palpi porrect, third joint less than half the length of the second ; 

 thorax brownish on each side, and with two brown lines in front. Expanse 10 lines." 



Described by Mr. Walker from specimens in Mr. E. L. Layard's Collection. It 

 is probably a female of P. littoralis. 



Genus CALOGRAMMA. 



Cahijramma, Giienee, Noct. i. p. 165 (1852); Walker, Catal. Lep. Het. B. M. ix. p. 198. 



Forewing long, narrow, apex rounded, exterior margin obliquely convex ; cell 

 narrow, extending to more than half length of the wing ; first subcostal vein emitted 

 at one-half before end of the cell, second at one-sixth, trifid, third from near base of 

 second above end of the cell, fourth at nearly one-half from base of third, fifth from 

 end of the cell, curved upward and joined to third for a short distance; discocellular 

 concave, radials from upper and lower ends ; middle median from near end of the 

 cell, lower at two-fifths before the end ; submedian recurved : hindwing short, broad; 

 costal and subcostal touching near their base ; two subcostals from end of the cell ; 

 discocellular bent slightly in the middle, radial from below the angle ; two upper 

 medians from end and lower at one-third before end of the cell ; submedian and 

 internal vein straight. Body stout, abdomen long, extending much beyond the 



