■rilE CANADIAN ENTOMuLUGlSJ'. l)!) 



side face to the ocelli ; color of face and head yellow-green, the surface 

 finely tuberculated. To next moult 6 to 9 days. 



After Second Moult. — Length from .34 to .4 inch ; same shape ; color 

 yellow-green ; same tuberculated lines ; head shaped as before, but narrower 

 and higher, the horns longer, and nearer together; striped as before, but 

 the upper part pink; color of face pale green. To next moult 14 to 18 

 days. 



After I'liird Aloult.— Length .55 inch : shape and color as at preceding 

 stage ; but a few hours after the moult, in nearly all the examples, the 

 colors changed to brown and buff; at 24 hours from the moult, length .57 

 inch ; on middle of dorsum a broad brown stripe, on either side of which 

 is a band of reddish-lniff, which changes to greenish on the outer side ; on 

 the side another buff band, through the middle of which runs a brown 

 line ; the basal ridge buff; head and horns as at preceding stage. A few- 

 days later the buff larvae became lethargic. 



But one of the green larva; proceeded to fourth moult without change 

 of color. From third to fourth moult in the fall, 26 days. 



After Fourth Ab)ult in Fall. — Length .6 inch : color green ; but 24 

 hours after the moult had changed ; color now yellow-buff and red-brown ; 

 the medio-dorsal stripe pale brown ; the bands on either side of it green- 

 ish-yellow ; the side brown with a dull green line running through it; head 

 shaped as before ; face green, the stripes reddish-brown. This larva went 

 into lethargy a few days later, but died during the winter. 



One only of three larva; which hybernated after third moult survived 

 the winter, and being placed in a warm room 15th P'eb'y^ soon waked up 

 and began to feed. The color gradually changed from buff to green 

 without a mouh ; color wholly dull green, with a darker medio-dorsal 

 stripe ; a yellow sub-dorsal line running from horn to tip of tail ; two yel- 

 low side lines, obscure ; yellow along base ; tails green, no pink at tips ; 

 head pale yellow, the stripes brown. Twenty-two days after the end of 

 hybernation, passed fourth moult. 



After Fourlli Moult in Spring. — Length .62 inch ; color pale green, the 

 medio-dorsal stri])e dark : the sul)-dorsal stripe yellow-wliite, the two lines 

 on side, and the basal stripe same hue : tails green : head emerald-green, 

 the horns reddish, the stripe down face dark brown. l)urati(^nof this 



