156 THE LEPIDOPTERA OF CEYLON. 



marginal border, the inner edge of which is straight, clearly defined, and bordered by 

 a slender brownish hne ; a row of small black marginal points. Female. Both wings 

 with a discal faintly paler fascia, and with two straight dark brown submarginal 

 lines, the inner line most prominent, the outer border being of the same colour as 

 the other parts. Body, head, palpi, and legs pale umber-brown. 



Expanse 2f to 3j inches. 



Larva semi-looped, with sixteen legs, the first middle pair imperfect ; with two 

 pointed tubercles on twelfth segment. Adult stage before pupating : colour olive- 

 green above, paler beneath, with darker speckles, and a dorsal and lateral band of 

 confluent blackish speckles ; stigmata black ; some greyish-white blotches along the 

 back and sides. Pupa red. 



" Feeds on Acanthads." [Thwaites.) 



Family DYSGONIIDiE. 



Ophivskhv, Guenee, Noct. iii. p. 220 (18o2); Walker, Catal. Lep. Het. B. M. xiv. p. 1343. 



Imago of moderate size, or often large : forewing acute at the apex, occasionally 

 subfalcate. Palpi ascending ; antenniB of male never pectinated, often crenulate, 

 with fine sette. (Chienee.) 



Larva elongated, semi-looped, attenuated at the extremities ; with sixteen legs, 

 the first pair and sometimes also the second pair of middle legs being rudimentary ; 

 generally with two acute dorsal tubercles on twelfth segment. Pupa formed among 

 living leaves. 



Genus SPHINGOMORPHA. 



Bphingomcrpha, Guenee, Noct. iii. p. 220 (1852); Walker, Catal. Lep. Het. B. M. xiv. p. 1344. 



Forewing elongated, triangular, rather narrow; apex pointed, exterior margin 

 very oblique and slightly scalloped ; cell narrow, long, extending half the length ; 

 first subcostal emitted at two-fifths before end of the cell, second at one-fifth, trifid, 

 third at one- fifth from base of second, and fourth at one-half from base of third, 

 fifth from end of the cell and slightly touching third close to its base ; discocellular 

 inwardly oblique, concave, radials from upper end and close to lower end ; middle 

 median from angle close to end of the cell, lower at two-fifths; submedian almost 

 angular near the base and emitting a short slender lower spur from the angle : 

 hindwing short, broad, exterior margin slightly scalloped, angular in the middle, cell 

 extending nearly half the length ; two subcostals from end of the cell ; discocellular 

 outwardly oblique, concave, radial from near lower end ; two upper medians from 

 end of the cell, lower at one-fifth ; submedian and internal vein straight. Body very 

 stout, woolly, tegulaa pointed ; abdomen long in male ; palpi stout, vertical, second 



