EXPLANATION OF PLATE IV. 



Fig. 1. — Anisola lirginiensis, stage I, enil of the tirst stage, much enlarged. 

 Fifi. In. — Anisota rirglnieusii', stage I, freshly hatched larva, much- enlarged. 

 Fig. 2. — Anisota virginiensis, stage II, larva having just molted, enlarged. 

 Fig. 2a. — Anisola virginiensis, stage II, larva in middle of the stage, enlarged. 

 Fig. 3. — 3a, Anisota rirginiensis, stage III, enlarged. 

 Fig. 4. — 4((, .inisota rirginiensis, stage IV, enlarged. 

 Fig. 5. — 5a, Ani-'ola rlrginlrnsis, stage V, last stage; natural size. 

 All drawn by L. H. Joutel. 



15S 



