EXPLANATION OF PLATE IV 



Fig. 1. — Anmta ^irffimensis, stage I, end of the firt^t stage, much enlargeil. 

 Fk;. lo. — Anisota i'irginiensi>-; stage I, freshly hatched larva, much enlarged. 

 Fic. 2. — Anisota rir<pniens!s, stage II, larva having just molted, enlarged. 

 Fig. 2(1. — Anisota lirginiensis, stage II, larva in middle of the stage, enlarged. 

 Fig. 3. — 3a, Anisota iirginiensi», stage III, enlarged. 

 Fig. 4. — 4a, Animla nrgiiiicnais, stage IV, enlarged. 

 Fig. 5. — 5a, Aniwta vinjinlensiK, .stage V, last stage; natural size. 

 All drawn by L. H. Joutel. 



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