Figs. 16–19 in Eggs, Ovariole Numbers, and Modes of Parasitism of Cleptoparasitic Bees, with Emphasis on Neotropical Species (Hymenoptera: Apoidea)

Figs. 16–19. SEM micrographs of operculum of mature oocyte of Leiopodus abnormis. 16. Late stage, anterodorsal view. 17. Close­up of micropyle; note opercular rim causing micropyle to be recessed. 18. Early stage mature oocyte, with tubercles starting to be deposited, rim thin, and micropyle exposed (except for follicular debris appearing to divide it) anterodorsal view. 19. Intermediate­stage mature oocyte, with tubercles partly developed and micropyle becoming recessed by rim, posterodorsal view.