Vol. xxix] 



ENTOMOLOGICAL NEWS. 



97 



In each of ten of these cages 24 beetles were placed 12 males 

 and 12 females and the cages were numbered from i to 10. 

 In addition to the ten cages one cage containing 98 beetles was 

 kept as a reserve and treated in every way like the others. They 

 wtre supplied with plenty of fresh leaves from day to day but 

 by Nov. 25 comparatively few of them ate with a normal ap- 

 petite. Following this was a period of inactivity. 

 An abbreviated outline of a mass of notes follows : 



Lot No. i: 



Nov. 22, loss of appetite. 

 Nov. 26, very restless. 

 Nov. 30. sluggish, refused food. 

 Dec. 4. 3 males went into the 



ground. 

 Dec. 5, 5 males and 3 females 



went into the ground. 

 Dec. 6. 3 males and Q females 



went into the ground. 

 Dec. 8, i male went into the 



ground. 



Dec. 10, all in subconscious con- 

 dition. 



Feb. 22, 3 females above ground. 

 Feb. 23, 7 females and 2 males 



came out. 

 Feb. 24, 2 females and 8 males 



came out. 

 Feb. 25. i male came out. 



(Investigation showed that the 



other male was dead). 



Lot No. 2. 



Xov. 22, feeding contentedly. 

 Nov. 25, restless. 

 Dec. 2, sluggish. 

 Dec. 4, i male went out of sight. 

 Dec. 5, ii males and 6 females 



left the leaves. 

 Dec. 8, 5 females went beneath 



the surface. 



Dec. 9, all in the ground. 

 Feb. 24, i female came out. 



Feb. 26, 3 females came out. 



Feb. 27, 4 females and 7 males 

 came out. 



Feb. 28, 3 females and 3 males 

 came out. 



Mar. 3, all out. 



Lot No. 3. 



Nov. 23, restless. 



Nov. 25, restless. 



Dec. 2, sluggish. 



Dec. 4, 8 males and i female out 

 of sight. 



Dec. 5, i male and 4 females dis- 

 appeared. 



Dec. 6, 2 males and 6 females 

 disappeared. 



Dec. 8, i male and I female 

 disappeared. 



Feb. 22, 8 females above ground. 



Feb. 23, 3 females and 8 males ap- 

 peared. 



Feb. 25, 3 males appeared. 



(In this cage one female was 



found dead, and one male could 



not be found). 



Lot No. 4. 



Dec. 6, all had disappeared. 

 Feb. 22, first came out. 

 Alar. 3, all of them were out. 



Lot No. 5. 



Dec. 5, first one disappeared. 

 Dec. 12, last one disappeared. 

 Feb. 24, first ones came out. 



