APPARATUS. 
21 
into the net, it will be necessary to keep both 
sticks in the left hand, at the same time keep- 
ing the head of the net as wide open as pos- 
sible, In the absence of a clap-net, an open 
umbrella will in general be found convenient 
for beating into ; particularly if the inside be 
lined with white cotton, and made to cover the 
whalebone. In beating into an umbrella, the 
forceps should always remain within it, to be 
ready for instant use in catching any winged 
insect beaten out. 
2. A Water Net (PI. 2, fig. 2). The hoop 
of an angler’s landing net, with a bag of fine 
sampler canvas a foot deep, will be found the 
best for this purpose, as it may be folded and 
carried in the pocket. The socket may be 
made to screw into a walking or beating stick. 
This net is intended for taking aquatic insects, 
and should be drawn well under the weeds 
and round the roots of water-plants, and along 
the margins of ponds, rivers, and ditches; and 
also among the mud at the bottom. A bag 
net made of green gauze, from two to three 
feet long, and fitted to the same hoop, may be 
made to serve various purposes. With it hut- 
terfiies, moths, and other insects on the wing 
may be caught, and by giving it a twist the 
mouth may be completely closed, so as to pre- 
