KESULTS OF CKOSSING TWO HEMIPTEROUS SPECIES. 



463 



Table 6. — Fg males from the fourth pair of Fj hybrids. 



27 specimens. 



Plate 45. 



Photos. 



Genital spot. \ 



Intromittent organ. 



X 20 diams. 



42 ... 



. 1st (upper) \ 



)ug intermediate. 



Intermediate 



. . 142 mm. 





2nd 



„ ditto. 



ditto 



. . 130 ., 





3rd 



,, ditto. 



ditto 



. . 130i „ 





4th 



„ P!. sei-vus. 



ditto 



. . 136 „ 



43 .. 



1st (upper) 



)ug intermediate. 



Intermediate 



. . 118i mm. 





2nd 



„ ditto. 1 



ditto 



.. 132 „ 





3rd 



., ditto. 



ditto 



.. 140 „ 





4tli 



„ E. servus. 



ditto 



.. 133 „ 





5th 



„ ditto. 



ditto 



.. 127 „ 





6th 



„ ditto. 



ditto 



... 138 „ 





7th 



„ ditto. 



ditto 



... 141i „ 



44 .. 



1st (upper) bug- intermediate. 



Intermediate 



115 mm. 





2ad 



„ ditto. 



ditto 



... 127 „ 



45 .. 



1st (upper) 



bug intermediate. 



Intermediate 



. . . 128 mm. 





2nd 



„ ditto. 



ditto 



... 136 „ 





3rd 



,, ditto. 



ditto 



. . . 137 „ 



46 .. 



. i 1st (upper) 



bug E. variolarius. 



Intermediate 



. . . 116i mm. 





2nd 



„ intermediate. 



ditto 



... 128 „ 





3rd 



,, E. variolarius. 



ditto 



... 122 „ 





4th 



„ ditto. 



ditto 



... 120 „ 





5th 



„ intermediate. 



ditto 



... 136 ,, 





6th 



„ ditto. 



! ditto 



... 127 „ 



47 . 



1st (upper^ 



bug intermediate. 



Intermediate 



. . . 119^ mm. 





2nd 



„ ditto. 



ditto 



... 110 „ 





3rd 



„ ditto. 



ditto . . . . . 



... 142 „ 





4th 



„ ditto. 



ditto .... 



... 121 „ 



48 . 





E. variolarius. 



i Intermediate .... 



... 110 mm 



Mean leno-th of intromittent oro-an, 128*27 mm. 



Table 7. — Fg males from the fifth pair of Fi hybrids. (4 specimens.) 

 Photos 15-16, Plate 41. 



Photos. 

 15 .. 



Genital spot. 

 1st (upper) bug E. variolarius. 

 2nd „ intermediate. 

 3rd „ ditto. 



E. servus. 



Intromittent 

 Intermediate 



ditto 

 E. servus 



Intermediate 



organ. 



X 20 diams. 

 . . 108 mm. 

 . . 107^ „ 







. . 147 „ 



16 .. 





. . 135 mm. 



Mean lenoth of intromittent organ, 124-37 mm. 



