Plate XV. 



Larval slaijes uf lehthyura apicuUs and vur. astorla:. 



Fig. 1. Ithtlnjura aincali) (vau), Last stage; la, third abdominal segment, side view. 



Fig. 2. Ichihijura apicalis, var. astoriw, Stage I ; 2a, side view ; 2b, natural size ; 2c, third abdominal segiiant, side view.; 



2il, end of body, dorsal view. 

 Fig. 3. The same, Stage II ; 3a, side view; 36, larva natural size; 3c, second thoracic segment; 3d, seeoml abdominal,; 



3e, third abdominal segment; 3/, end of body with anal leg. J. Bridgham del. 



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