128 ELEMENTARY LESSONS ON INSECTS 



(b) The more graceful form. 



(c) The lack of pollen baskets. 

 With a bee larva in hand, note: 



1. The soft pale translucent skin. 



2. The reduced front end 

 and enlarged abdomen. 



3. The absence of legs. 



4. The reduced condition 

 of all head appendages. 



5. The curved position of 

 body. 

 With a piece of empty honey 



comb in hand, note: 



1. The double cell layer. 



2. The shape of the cells 

 and their fitting together. 



3. The overlap of the cell 



Fig. 52. — A corn-field ant, Lasius niger , 



(from Forbes). bases. 



Ant, Ichneumon-fly and Saw-fly 



With a worker ant in hand, note: 



1. The entire absence of wings. 



2. The simpler hind legs. 



3. The elbowed and clubbed antennae. 



4. The subdivision of the abdomen, one or two basal seg- 

 ments being separated from the others by constriction. 



With an ichneumonid in hand, note these differences: 

 1. The long legs, with three short basal segments instead 



