The Capture, Preparation, and Preservation of Specimens 



yet flexible material, should be tied securely. Upon this there 

 should be sewed a bag of fine netting, preferably tarletan. The 



Fig. 43. — Plan for folding net-ring: c, halves of 

 ring detached; b, upper joint of the halves; a, ring 

 set; d, cap of ferrule;/, cap of ferrule, showing screw 

 in place ; e, screw (Riley). 



bag should be quite long, not less than eighteen inches deep; 



the ring should be not less than a foot in diameter. 



Such a net can be made at a cost of but a few 



cents, and will be, in most cases, as efficient as 



any of the more 

 expensive nets 

 which are more 

 carefully con- 

 structed. A good, 

 cheap ring for a 

 net may be made 

 * "^ byusingthebrass tied with wire 



Fig, 44.— a, net; i, ferrule to receive han- ferrule of a flsh- ^ pW put in 

 die ; c wire hoop to be fastened in the upper j ^ ^ j^ before pouring 



end of the ferrule (Riley). '■ »s ^^"- ' '"^ -^ solder(Riley) 



ferrule should be 

 at least three quarters of an inch in diameter. Into this insert the 

 ends of a metal ring made by bending brass, aluminium, or iron 



27 



Fig. 45.— tT, 

 ring of metal 



