156 



SPHINGID.E. 



Genus LEUCOPHLEBIA Westwood. (Fig. 32). 



Westwood, 1848, p. 46 ; Roths. & Jord., 1903, p. 229 ; id., 1907, 

 p. 48 ; Jordan, 1911, p. 239. 



Genotype : lineata Westw. 



Imago. — The moths can be distinguished from others of the 

 family in India by the fore wing upper side being pink with 

 a maize -yellow longitudinal streak. 



kw $$. Tongue short and weak, naked or scaled. Pilifer 

 with bristles. Antenna strongly compressed in $ (inclusive 

 of distal segments), deeply grooved, dilated above the grooves, 

 outline crenate in dorsal view, penultimate segment about as 

 long as high, last one triangular, about three times as long as 

 ba sally high, or the antenna pectinate ; in $ slightly pris- 

 matical, scarcefy grooved, without distinctly prolonged 

 seriated cilia, broader than high in trans -section, distal 

 segments somewhat flattened ventrally. No eyelashes. Palpus 



Fig. 32. 



-A, Leucophlebia lineata Westw., <$. 

 B, L. lineata, $, vaginal plate. 



much larger in $ than in 2 ; joint not open. Abdominal 

 tergites spinose, at least at the edges. Tibiae spinose ; two 

 pairs of spurs to hind tibia, longer terminal spur about one- 

 third the length of the first tarsal segment ; pul villus and 

 paronychium present, but the lobes of the latter short and 

 slender, the ventral lobes longer than the lateral ones, which 

 are almost obsolete. Distal margin of wings entire, apex of 

 fore wing pointed, but not produced, hinder angle completely 

 rounded ; D 2 of hind wing in or near centre, seldom far below 

 centre. Clasper without friction-scales ; penis-sheath without 

 armature " (Roths. & Jord., 1903, p. 230). 



Egg. — Elongate-ovoid, surface smooth and shining, colour 

 pale yellow. 



Larva.— Head triangular, body nearly cylindrical, horn short 

 and straight ; surface dull covered with small tubercles ; colour 

 green or brick-red with longitudinal but no oblique stripes. 



Pupa (of lineata). — Brown-ochreous in colour, surface smooth 

 and shining. 



