EXPLANATION OF PuaTE IV. 
(Cf. Explanation of Plate IIT.) 
1. Wings of A. pagana. 
2. Apex of abdomen viewed ventrally. Saws, etc., contained in 
their sheath. 
3. Apex of abdomen viewed ventrally, with saws, etc., exserted. 
4. Supports viewed ventrally. 
5. Leaf showing tracks left by a feeding larva. 
6. Cut rose-stem, within whose pith a larva has buried itself. g is 
the larva extracted. (It may be doubted whether this is the 
same species.) 
