BASS FISHING WITH THE MINNOW 151 



State, " What is It ? " The odd appearance, and the 

 variations in that appearance, are sufficient to puz- 

 zle the ordinary observer ; but my boy readers may 



Fig. 72. The Dobson, or Helgramite. 



recognize the creature pretty surely from the above 

 cut. 



The dobson (Fig. 72) -really deserves a chapter 

 by itself. It is the larva of a large fly (Corydalus 



