Plate XI. 
Larva of Datana drexeln, etc. 
Fig. 1. Daiana Munis/ra, from Olympia, Wash.; la, prothoracic segment, side vie-sv; 1&, second abdominal segment 
Ic, third abdominal segment. 
Fig. 2. Datana drcxeliiy a small belated caterpillar; 2fl, side view, natural size. 
Fig. 2b. Daiana drexeliij head and prothoracic segment. 
Fig. 2c. Datana drexdiiy third abdominal segment, side view. 
Fig. 3. Datana drexelUy from a blown specimen from Mr. H. Edwards. J. Bridgham del. 
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