RESULTS OF CROSSING TWO HEMIPTEROUS SPECIES 



465 



Table 10, — Summary o£ the above detailed results. 





No. of specimens with 

 E. variolarms genital 

 spot. 



No. of specimens witli 

 E. variolarius length 

 of intromittent organ. 

 (Between 85^ mm. and 

 106 mm.) 



No. of specimens with- 

 out genital spot (like 

 E. servus). 



No. of specimens with 

 E. servus length of 

 intromittent organ. 

 (Between 146 mm. and 

 182 mm.) 



No. of specimens with 

 genital spot interme- 

 diate between E. vario- 

 larius and E. servus. 



No. of specimens with 

 length of intromitteht 

 organ intermediate be- 

 tween E. variolarius 

 and E. servus. 



F2 males trom 1st 

 pair of Fi hybrids 

 (43 specimens). 



Photos 17-25. 



1 



9 



25 



5 



17 



29 



F2 males from 2nd 

 pair of Fi hybrids 

 (30 specimens). 



Photos 26-32. 



3 



4 



15 







12 



26 



F2 males from 3rd 

 pair of Fi hybrids 

 (48 specimens). 



Photos 33-41. 



8 



] 



13 



1 



27 



46 



F2 males from 4th 

 pair of Fi hybrids 

 (27 specimens). 



Photos 42-48. 



4 







5 







18 



27 



F2 males from oth 

 pair of Fi hybrids 

 (4 specimens). 



Photos 15-16. 



1 







1 



1 



2 



3 



F2 males from 6th 

 pair of Fi hybrids 

 (6 specimens). 



Photos 49-50. 











1 







5 



6 



F2 males from 7th 

 pair of Fi hybrids 

 (32 specimens). 



Photos 51-57. 



2 







14 







16 



32 



Totals 



19 



14 



74 



7 



97 



169 



Mean leno-th of intromittent organ of the 190 Fs hybrids, 124-42 mm. 



