LEPIDOPTERA. 207 
spots prolong these stripes. The stigmata are orange, the head 

Fic, 190.—Larva of the Privet Hawk-Moth (Sphinx ligustrt). 
is green bordered with black. The extremity of the body is sur- 
mounted by a smooth horn, black above, yellow below (Fig. 190). 






















Fig. 191.—Pupa of Sphinx ligustri. 
This beautiful caterpillar is not rare. It lives on a great number 
of trees and shrubs, but it is principally on the privet, the lilac, 
and the ash tree, that it must be looked for. Three or four 
days before it buries itself im the earth to change itself into a 
chrysalis, its beautiful colours grow dim. During the months of 
June and September is found the Convolvulus Sphinx (Sphinx 
convolvuli, Fig. 192), with brown wings, and with the abdomen 
striped with transverse bands alternately black and red. The cater- 
pillar of this species, which presents a great number of varieties, 
lives on many kinds of Convolvuli, but particularly on the field 
species. It 1s generally rare here, but occasionally abundant. 
It is in the genus Acherontia that the moth most known 1s 

