THE CANADIAN ENTOMOLOGIST. 143 



tudinally by dark green stripes, one rather broad, medio-dorsal, 

 and three close together on side ; each segment creased several times, and 

 on the ridges thus caused are white papillae, each sending out a blunt 

 white hair ; head nearly as before, a little broader than 2, somewhat 

 broader in proportion to the height, light green, with white papillae in 

 vertical rows, each with white hair. Duration of this, stage 23 days. 



AFTER SECOND MOULT— Length r\% inch.; very much as 

 before; whole surface one shade of yellow-green, except a dark dorsal 

 stripe and a yellow ridge over the feet ; head nearly as before. Duration 

 of this stage 14 days. 



AFTER THIRD MOULT— Length jSh inch. Nearly as at last 

 stage ; the head sub-globose, higher and narrower than before, well 

 rounded at top, and broadest below ; color of head emerald green, and 

 covered as before with conical papillae. Duration of this stage 14 days. 



AFTER FOURTH MOULT— Length fVV inch. ; greatest breadth 

 ifu inch. This stage continued 28 days before chrysalis. 



MATURE LARVA— -Length 1.20 inch. ; greatest breadth tW inch. 

 Cylindrical, thickest in middle segments, the back well rounded, and 

 sloping equally to either extremity ; ending in two sharp, conical 

 tails, each placed at the extreme sides of the last segment ; color 

 dull yellow-green, the sides a shade darker than dorsum ; a medio- 

 dorsal dark green vascular stripe, and over the feet a yellow stripe or line ; 

 tails reddish ; each segment creased about six times, and on the ridges so 

 caused are many fine white papillae, each sending out a fine white hair, 

 rendering the whole surface pubescent ; head sub-globose, a little larger 

 than 2, frontally somewhat flattened, rounded at top, broader across the 

 ocelli ; color emerald green, the surface covered with slightly paler conical 

 papilla, pubescent. 



CHRYSALIS — Length I'V inch. ; greatest breadth t\ inch. ; cylin- 

 drical, the abdomen evenly tapering ; the wing cases a little raised at the 

 margins ; headcase short, roundly excavated at sides, and rounded at 

 top ; mesonotum slightly prominent, and followed by a small depression i 

 roundly carinated, the sides nearly flat, or very little rounded ; whole 

 surface one shade of yellow green, covered with minute white granu- 

 lations ; along the inner margins of wing cases a cream white line, another 

 along keel of mesonotum, and one across top of head case. Duration 

 of this stage 14 days. 



