Psyche 



[February 



The eggs are inserted between the stem and the leaf sheath at a 

 point where the sheath adheres closely to the stem, the mass 

 lying parallel with and very near to the edge of the sheath. It is 

 evident from all the egg masses thus far observed that the female 

 does not thrust her ovipositor thru any portion of the plant tissue, 



Fig. 1. A, Philaronia bilineata (Sa.y), egg mass; a, egg of same; B, Philaenus lineatus 

 Linn, eggs in situ; b, egg of same; C, Philaenus leucophihalmus Linn, egg mass; c, egg of 

 same. 



but merely inserts the eggs between the stalk and leaf sheath. 

 Frequently the masses can be seen thru the leaf sheath, particu- 

 larly when the latter is dried. Sometimes a portion of the mass 

 can be seen exposed along the edge of the sheath. 



