156 



PSYCHE. 



[January, rgoi. 



larva look brown with greenish white lines, 

 of which the central ohiiques, bordering the 

 oblique brown patches below and that on 

 the subventral fold are most distinct. Dor- 

 sal line obscurely geminate, pale. 



Stage V. Head as before; width 1.25 

 mm. Bodj also as before, moderate, cylin- 

 drical, thorax and central abdominal inci- 

 sures smaller, anal plate roimded, a little 

 projecting, anal feet thickly triangular. 

 Heavily mottled with black brown ; dorsal 

 line obscurely geminate, lighter brown; sub- 

 dorsal obliques from subdorsum anteriorly 



to spiracle on joints 6 to 9, yellowish white, 

 broken ; a similarly colored, longitudinal, 

 broken stigmatal and subventral line, two 

 faint lines in subventral space and a distinct 

 medioventral one, all somewhat pulverulent 

 and brown dotted. Feet dark, the anal ones 

 only pale outwardly. When disturbed the 

 larvae fall and remain motionless extended 

 straightly. Cocoon a large delicate net in 

 which the pupa is suspended. Many brooded ; 

 larvae from. Washington, D. C. They fed 

 readih' on Polygomtm rayi and were raised 

 on this plant. 



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