EASTERN UNITED STATES. 305 



prominent, shining black head, and a creamy-white body, 

 with a yellowish tinge posteriorly. 

 The second segment is half circled 

 with a black line. 



The larvse station themselves on 



• • • i /• i i i P. Zabulon, larva (natural 



the inside ot the leaves, near the 8 j Ze ). 



joints, and, by drawing portions of 

 the leaves together with silk, form a rude case, in which 

 they secrete themselves. (See Addenda.) 



Canada to the Gulf of Mexico, Mississippi Valley. 



136. Pamphila Sassacus, Harr. 



Expanse of wings from 1.2 to 1.4 inches. 



Male. — Upper surface dull dark yellow, the outer 

 border of fuscous or dark grayish brown, not quite one- 

 third the length of the wing, crenate within, the base 

 dusky. On the fore wings is a black, oblique stigma, or 

 sex-mark, below the cell, with a little fuscous below it, 

 and at its end a fuscous patch, which is separated from the 

 border by a few fulvous spots in a broken line ; veins 

 fuscous. The yellow of the hind wings is surrounded 

 by a fuscous border. 



Under side brownish fulvous, the posterior half of 

 fore wings fuscous; the five subterminal spots of the 

 upper surface repeated, a spot at the end of the cell, a 

 large triangular patch, with dentate outline, all yellowish 

 white. The hind wings have a subterminal band of 

 six whitish spots across the anterior two thirds of the 

 wing, and a spot at the end of the cell. One specimen 

 having a slight greenish-yellow wash to the under surface 

 has these spots indistinct. 



Female. — This differs from the male in having the 

 u 26* 



