EXPLANATION OF PLATE XLVIII. 



Fig. I.^Eaclesimperiallx, stage I;|e/i, caudal horn, liijilily inafriiifieil. 



Fic. 2. — Eacles imperiaim, stage II, much enlarged. 



Fig. ;!. — Eacles imperial in, armature of full-fed larva, first stage; I, II; second thoracic tubercles, i, Hi; III, the same 



of the third thoracic segment; la, a dorsal tubercle of the first abdominal segment; c, caudal horn. 

 Fig. 4. — Kades cacicux, from Brazil; lettering as in fig. 3. 



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