FAMit.v hesperiidj:. 215 



ncsperiidae. 



SKII'J'EIIS. 

 Head largo, with largo and promiiiont oyos : Itoilios short and thick ; foolers short, hairy, 



and ends squaro or angular. Antoniuo short and distant from carh other, ending in a 



knol) prolonged and I)ont into a hook, and pointed. Logs six,an<l the four liindshanks 



furnislied witli two pairs of spurs. 

 Larva : Head large : body tapering from a oylindric middle, spineless, and generally 



naked. Solitary, concealed within a rolled loaf; their transformations taking place 



in envelopes of leaves and fragments of straws bound together by a few silken threads. 



Chrysalids taper from one end, and are rounded : they make imperfect cocoons, which 



arc formed of rolled leaves and threads. 



EiDAMus TiTVRi's. TUyrus Shipper. ( Plate xxxviii, figs. 4, 5.) 



Antennrc brown : ejes brown, with a white spot beneath. Uppeh side : Head, body and 

 wings brown, lighter at base. The middle is crossed with a wide yellow Iiand. nar- 

 rowing towards the posterior angle : between it and the ajtex there are two yellow- 

 dots or spots. Hindwings tailed, rounded upon their anal angle : beneatli they are 

 marked by a large oval and central white spot ; the edges trimmed with yellow or 

 yellowish brown. Expanse of wings, 2 -2. finches. The larva is pale green, and 

 striped transverc-ely with darker green and dotted : head and neck red and tubercu- 

 lated (fig. e) ■ fig./, pupa. 

 The tityrus inhabits the locust-tree, making its habitation of the leaves drawn and kept 

 together by threads of silk, which serve also for its transformation : it feeds on the leaves, 

 and sometimes nearly strips the tree of foliage. 



This season (1853), which has furnished many other rare insects, this skipper has not 

 been common. 



Pampiiila phvlceus. 

 Upper side : Thorax and abdomen yellowish olive. Superior wings tawny yellow, mar- 

 gined with a black toothed border : three dark brown spots traverse the winir, the 

 outer corner one coalescing with the iiorder. Inferior wings yellow, subangulated : 

 margin with a dark brown border, sharply indented : anal angle truncate. Bkneath, 

 the wings are paler, marked with brown somewhat triangular and lined spots : one 

 elongated spot near the shoulders. E.xpansion of wing, 1 A inches. The caterpillar 

 feeds upon the panic and buflalo grasses. 

 This is a very common butterlly in Western Massachusetts, in August, in meadows. 



