PLATE XXII. 



Fig. 1 . Saw of Nematus Zetterstedti. X 300. 

 Fig. 2. Saw of Nematus myosotidis. 

 Fig. 3. Saw of Nematus monticola. 

 Fig. 4. Saw of Nematus pallidiventris. 

 Fig. 5. Saw of Nematus consobrinus. 

 Fig. 6. Saw of Nematus strongyiogaster. 

 Fig. 7. Saw of Nematus betulce. 



The figures of the saws are magnified X 200, unless 

 otherwise noted. 



