ADDENDA. 411 



about the length of those on joint 2 and arising from a 

 white conical base, trifid at the outer end ; the short ones 

 arising from a shorter cone and capitate at the end. 

 Color of the body pale yellowish green, a more distinct 

 dorsal and subdorsal stripe and the subdorsal space with 

 mottlings of darker green ; stigmata sordid white. Du- 

 ration of this period four days. 



After Fourth Moult.— Length .85 to .95 inch. About 

 the same as during preceding period, but the head hairs 

 have a brown tinge, and joint 2 is brown, with a whitish 

 dorsal line, and sometimes subdorsal also. Duration of 

 this period seven days. 



Pupa. — Length .55 inch ; diameter .15 inch. Nearly 

 cylindrical ; from the head to the posterior part of the 

 wing-cases .37 inch, these extending nearly to the pos- 

 terior edge of joint 5 ; body pretty well covered with 

 short, simple, white hairs; head rounded, eyes rather 

 prominent, a prominent tuft of hairs between them 

 (frontal hairs they might be called), another anterior 

 tuft on the inner edge of margin of eye, more on the 

 outer margin, while the space around the eye between 

 these tufts is without hairs. Color gray; head gray 

 with a greenish tinge except on the eye-space ; dorsal 

 part of thorax gray with a slight green tinge, three 

 transverse rows of small black spots, the first, one on 

 each side, subdorsal ; the second row six, one on each side 

 of a very slight green dorsal line and one on each side of 

 what would be a subdorsal line if such were present, a 

 little anterior to the others ; third row six, one on each 

 side of the dorsal line and one outside and a little an- 

 terior to this, and one on the shoulder of hind wings. 

 Spiracle just back of the eye large, elevated, dark, or 



