Figure 1. A. Longitudinal section of the ovary of female neotenic obtained after queen orphaning. Note only primary oocytes (O) in the ovarioles. B. Longitudinal section of the female neotenic abdomen showing the spermatheca (S) with the empty lumen. C. Longitudinal section of a three-years old queen abdomen showing the spermatheca (S) containing spermatozoa (arrow) and a large terminal oocyte (O).