468 
LEPIDOPTERA. 
feeds on the leaf of mango. Oxyambulyx subocellata , Feld (Ambulyx 
semifervens, Wlk.) is widespread in India while the larva of Clanis 
phalaris, Fabr. (Ambulyx pagana, F.) is described (under Clanis cervina) 
by Forsayeth as feeding on the dhak or palas tree (Butea frondosa), 
(Trans. Ent. Soc., London, 1884, p. 393). Leucophlebia emittens, Wlk., 
and L. lineata, Wlk., are the beautiful pink moths with a yellow fascia 
along the forewing, which so often come to light in India. The larva of 
Polyptychus trilineatus , Mo. ( dentatus , Cram.), is said by Forsayeth 
(loc. cit.) to feed on lasora (Cordia myxa). 
Fig. 317— Cephonodes hylas. 
Sesiince. Cephonodes hylas, 
Linn., is the common “ hum¬ 
ming bird hawk moth ” of the 
plains, a beautiful moth with 
yellow and red abdomen and 
a spreading black anal tuft, 
which comes in dull weather 
and at dusk and flies softly 
through shrubs seeking flowers; 
it is a shy insect, hard to see 
or catch, with a distinctive 
deep hum in flight. 
Philampelince . Deilephila (Daphnis) nerii, Linn., is the beautiful 
dark olive-green and pink moth (fig. 314) whose larva feeds on the 
Fig. 318— Nephele didyma (I. M. N.). 
Oleander; D. hypothous , Cram., also occurs in our limits. Nephele 
didyma , Fabr. ( hespera , F.) is a smaller olive-green moth, reared in 
Calcutta on Karunda ( Carissa Carandas) (Indian Mus. Notes, Y, p. 126). 
