Platk XXVIII. 



FiG. 1. Schizura unicorniK, Stage I; la, side view; Ih, third scgnieut, side view, enlarged. 



Fig. 2. Schi:urn unicornis. Stage II; 2a, side view; 26, face; 2c, third abdominal segment, side view; 2d, tnbercle of 



first abdominal segment, front view; 2e, dorsal view of end of Ijody. 

 Fig. 3. Schiziiia unicornis, Stage III: 3a, side view; 36, larva natural size; 3c, third abdominal segment, side view. 

 Fig. 4. Schi:iir<i unicornis, Stage IV; 4a, side view, 46, dorsal tubercle first abdominal segment; 4c, third abdominal 



segment, side view; hi, dorsal tvibercle, third abdominal segment. Briilgham del. 

 Fig. .5. ^c6irH/« HHicoiHi.?, natural size. Wilder del. (From 5th Keport U. S. Entomological Commission.) ' 

 Fig. li. Schizura unicornis, Georgia. Leconte del. 



348 



