784 CONNECTICUT EXPERIMENT STATION REPORT, I9O7-I908. 



less than twice the diameter. Palpal joints indistinguishable. The 

 wings are firmer, less transparent and darker in color than in the 

 spring species. The fore wings are crossed by two whitish bands, 

 the distal one being OjBFset inward on the front margin, where it 

 forms a prominent spot known as the costal spot. This outer 

 band continues, though less conspicuous, across the rear wings. 

 The inner band is much less prominent, or ob^lete, and does not 

 appear on the rear wings. Males are shown on Plate XLVII b. 



Female. Antennae with over fifty joints, the longest about as 

 broad as long, not pubescent. Body and legs uniform ash-gray 

 in color, without markings. Wingless. Abdomen without visible 

 ovipositor. A female and egg-mass are shown on Plate XLIV a. 



Number of Eggs Laid by the Fall Canker Worm. 



On an average the female lays about one hundred eggs, usually 

 in a single cluster, though sometimes in two clusters or in small 

 scattered lots. The following figures show the number of eggs 

 in isolated clusters collected from trees from which actual counts 

 were made : 



2,100 1,746 1,768 2,052 i,7s6 



