364 



MISSES K. FOOT AND E. C. STROBELL : RESULTS OP 



May 



3rd. 

 23rd. 

 27th. 

 28th. 

 29th. 

 29th. 



June 



2nd. 



8th. 

 11th. 

 11th. 

 14th. 



18th. 



2 1 St. 



25th. 



30th. 



JUI.Y 



9th. 

 16th. 



Record III. Cage 2.—] 912. 

 E. variolarius ^ x E. servus ^ . 



3.00 P.M. mating : continued to mate 7 hours. 



1 egg', unfertilized (did not show the initial stages of development). 



7 eggs, ditto ditto 



6 eggs : one developed and hatched. 



5.00 A.M. mating : continued to mate 15 minutes. 



1.15 P.M. ditto ditto 18 hours. 



17 eggs : 3 apparently unfertilized, 14 hatched. 

 5 eggs : 3 apparently unfertilized, 2 hatched. 



18 eggs, in 3 groups: 12 apparently unfertilized, 6 liatched. 

 3.50 P.M. mating : continued to mate 51 hours. 



13 eggs, in 2 groups : 4 apparently unfertilized, 9 fertilized, 8 of which 

 hatched. 



8 eggs: 7 apparently unfertilized ; 1 fertilized, hut did not hatch. (Watched 



the female depositing some of these eggs.) 

 10 eggs: 9 apparently unfertilized; 1 fertilized, but did not hatch. (Watched 



the female depositing some of these eggs.) 

 10 eggs, in 2 groups : 8 apparentlj' unfertilized, 2 hatched. ( Watched the 



female depositing some of these eggs.) 

 16 eggs, in 3 separate groups : 15 apparently unfertilized, 1 hatched. 



9 eggs, in 3 groups : all apparently unfertilized. 

 The female died. 



Total number of eggs deposited 120 



„ ,, apparently not fertilized 83 



„ „ fertilized but failed to hatch . . 5 



,, „ hatched 32 



Record IV. Cage 38.— 1912. 



July 



19th. 6.00 P.M. mating : 

 28th. 5.00 A.M. ditto 



August 

 2nd. 

 3rd. 

 4th. 

 7th. 

 9th. 

 12th. 



First Pair o£ Fi Hybrids. 



continued to mate 15 hours, 

 ditto 28 hours. 



31 eggs *, 30 hatched: 14 reared to the winged stage — (9 c? & 5 $). 



5.00 A.M. mating : continued to mate 16 hours. 



17 eggs, all hatched : 13 reared to the winged stage — (5 S & 8 $ ). 



5.30 P.M. mating : continued to mate 15| hours 



22 eggs, all hatched : 13 reared to the winged stage — (6 J & 7 $ ). 



28 eggs : 26 survived 1st moult : 18 reared to the winged stage — (9 c? & 9 5 )• 



* Unless stated to the contrary, the eggs were deposited in one symmetrical group, which 

 is typical of both variolarius and servus. 



