PLATE XVI. 



Fig. 1. Saw of Nematus puncticeps. 

 Fig. 2. Saw of Nematus alnivorus (fulvipes). 

 Fig. 3. Saw of Nematus compressicornis. 

 Fig. 4. Saw of Nematus leucostigma. 

 Fig. 5. Saw of Nematus ambiguus (X 150) ; 5 a, 

 cross teeth enlarged to X 300. 



Fig. 6. Saw of Nematus scoticus. X 150. 



The figures of the saws are magnified X 200, unless 

 otherwise noted. 



