I2O P. W. WHITING AND ANNA R. WHITING. 



EXPLANATION OF PLATE II. 



FIGS. 25-32. Abdominal sternites and external genitalia of gynandromorphs 

 and intersexes (?) of Habrobracon brevicornis. X 29. 



FIGS. 25 AND 26. Ventral views of abdomens of gynandromorphs, freaks 269 

 and 271. Fig. 25 is typical for the female. 



FIGS. 27 AND 28. Ventral view of abdomen and dextral view of tip of abdomen 

 of intersexual male (?), freak 193. 



FIG. 29. Ventral view of abdomen of intersexual male (?), freak 275. 



FIGS. 30 AND 31. Abdominal sternites of intersexual males (?), freaks 273 

 and 274. 



FIG. 32. Abdominal sternites of normal male. 



