the caverns, in dead bodies, in dried and rolled leaves, on 
sand, near the sea, and inder seaweeds, in ant's nests, on 
trunks of trees, especially those thet have much sap run- 
ning, on long grass and herbage, in plains, etc., etc., etc. 
With an open umbrella lined inside with light linen 
cloth, and a stout stick, very profitable collections may be 
made by striking the bushes over the umbrella. 
Aquatic Insects must be caught with the landing net (1). 
MARINE, LAND AND FRESH WATER SHELLS 
Shells, as indicated by their name, are to be found in the 
sea, on land, and in fresh water. 
Several species have an operculum (it is a small piece 
of the same matter of the shell, which is fustened to the bodv 
of the animal). 
It is used as a door : when he wants to come out, he opens 
(!) This net is employed for the aquatic Insects and Shells, and 
also for sweeping the long grasses and herbages in the plains, by 
that way you can take large quantities of Insects. 
