PLATE XXII. 



NOTONECTA IRBORATA. 



Fig. 1. Ventral view of the genitalia of the female N. irrorata, 

 showing the drilling parts of the ovipositor, indicated by V. It is one 

 of these parts that is figured from three aspects in plate XXIII, figure 9. 



Fig. 2. A portion of water-soaked cattail leaf showing two eggs of 

 N. irrorata deposited through one puncture. 



Fig. 3. Egg of N. irrorata in moneywort stem. The embryos usually 

 develop with cephalic end at micropylar pole of the egg. This one is 

 reversed, as shown by the eye spot of the developing nymph within. 



Fig 4. Egg in moneywort, showing the nature of the rent through 

 which the nymph escaped. Postnatal molt removed. 



Fig. 5. Ventral view of the genitalia of the female N. insulata, show- 

 ing the drilling parts of the ovipositor, indicated by V. It is one of 

 these parts that is figured from three aspects in plate XXIII, figure 5. 

 This plate appeared in Ento. News, XXIV. 



(310) 



