41 



" Egg. When first laid, pellucid white, obovate, broadly 

 rounded at both extremities, but slightly more so at base 

 than at summit ; broadest barely below the middle, 0.36 

 mm. high and 0.3 mm. broad, with about twenty-three 

 straight and vertical ribs of slight elevation reaching to the 

 dome of the summit, their interspaces crossed by finer, hori- 

 zontal, raised cross-lines, which traverse also the vertical 

 ribs, giving them a beaded appearance, the surface thus 

 broken up into quadrangular cells whose length (the width 



Fio. 1. Crambua hortuellus : a, egg, with summit much enlarged; 6, mature larva; 

 c, one of the abdominal segments of larva; d, pupa; e, nest of young larvse 

 in grass; /, imago all enlarged. From " Insect Life." 



of the interspaces between the ribs) in the middle of the 

 egg is 0.04 mm., and whose height is scarcely 0.02 mm., the 

 surface itself very delicate ly'shagreened. On the dome of 

 the summit the surface is broken into polygonal cells which 

 are about 0.04 mm. in diameter below, and grow smaller 

 toward the apex." (Fig. 1, a.) (Scudder.) 



"Larva, First /Stage. Head diameter, 0.2 mm. ; body 

 diameter, 0.125 mm.; length, 0.99 mm. General color a 

 smutty white ; head a little darker than the rest of the body. 

 Scattered hairs occur on the head ; numerous small dark-col- 

 ored tubercles occur on the body, each bearing at least one 

 hair." (Felt.) 



