502 



Mr. H. Campion on some 



Table II. — Summary of Prey. 



spend tlieir live.s resting on vvuter-plant.s find low buslie.s, or 

 in taking .short flights over the surface of the water. It i.s 

 l)0.';siblp, tlierefore, that this great difference in the mode of 

 life may be accompanied by a difference in feeding-iiabit:^. 



I cannot di.scovei that j)articular species of Dragoiiflies 

 show any maiked preference for ])articular species of prey. 

 ToHrix viridana appears four times in the Biiti.sh record.s 

 cited above, but only twice in connection witli the sanu; 

 species of Dragonfly, and only three times in association with 

 nunnbers of the same family; moreover, this pretty little 

 moth ocenrs about oak-trees in swarms during June and 

 July. Si.x records of tselsc-flies from Uganda are distributed 

 eijually among three not uncommon species of C'donata, 



