9>» 



1 68 



black and three yellowish-white lines. Substigmatal line yellow- 

 ish-white, rather distinct, below that mottlings of this and black 

 hardly separable into lines. Piliferous spots rather prominent, 

 orange, ten on joints i to 3, twelve on the rest ; the black eleva- 

 tion on joint 8 more prominent than before the moult. It is jet 

 black and situated between the posterior pair of dorsal piliferous 

 spots. The posterior pair of joint 1 1 more prominent than the 

 others. A brown hair from each of the piliferous spots. The 

 upper prominences of the head orange, the face black and carne- 

 ous white, a black median line with one from near the top joined 

 to this running to the palpi. Thoracic feet pale-brownish, the first 

 and second pair of prolegs pale carneous gray, the others pale 

 orange bordered with black. Venter dull whitish with the cen- 

 tre of each joint black. Towards the close of this period the 

 dorsum became paler than at its commencement. Duration of this 

 period 4 days. 



After 4th Moult. — Length 1.45 inches. Marked similar to 

 the last period, the ground color pale straw-color, finely spotted 

 with black dots, the subdorsal being some of these run more or 

 less together so as to give the appearance of a line. The orange 

 piliferous spots a little more prominent ; the ridge on joint 8 

 elevated .03 of an inch above the general surface, in color orange 

 and black and a blending of these two. Head and top of joint i 

 the same as ground color, mottled with blackish carneous, a 

 darker streak blended with orange from the upper lobes to the 

 ocelli. Feet carneous. Duration of this period 6 days. 



After 5th Moult. — Length 2.10 inches. Ground color and 

 black dots the same as in the last period ; the piliferous spots a little 

 darker orange on the back, the two posterior on joint ii more 

 prominent, with a little reddish tinge and a brownish-black mark 

 extending from the back of each to over the spiracle. The pro- 

 tuberance on joint 8 a little more prominent, pale orange spotted 

 on the sides with black, the orange extending down the sides of 

 the body between joints 8 and 9. Head same as before the moult, 

 the dark orange stripe on the face bordered behind with brownish 

 black ; ocelli 6, three black and the three outer yellowish. The 

 anal segment tinged with carneous. A carneous fringe each side 

 of the body, just above the legs. First and second pairs of pro- 

 legs two-thirds the size of the others and used as legs. Venter 

 orange, joints 6 to 8 each with a large black spot in the centre ; 

 spiracles gray, edged with black. Hairs on the sides gray, those 

 on the dorsum black or gray tipped with black. 



Mature Larva. — Length 2.35 inches; width of head .20 inch; 

 of joint 7, .35 inch; height of tubercle on joint 8, .06 inch. 

 Marked as at the beginning of the period, but the black dots are 

 more intense in some parts than in others, so as to give faint 

 stripes, the dorsal and one below the subdorsal light, the one 

 above the subdorsal and the stigmatal dark. These are so faint 



