Bui. 992, U. S. Dept. of Agriculture. 
PLATE I i 
The Walnut Husk-Maggot. 
, Genitalia of male and female husk-maggots, male on left: b and c, egg clusters in black walnuts 
exposed by cutting away the skin: d. egg cluster partly on The surface of black walnut: e, larvae: 
/, larva escaping from a black walnut: g, pupae; h, resemblance of pupee, above, and grains of 
wheat, below. "AH enlarged. 
