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In this work, we examined the effect of delayed mating on spermathecal development in Melipona quadrifasciata anthidioides queens. The histology and histochemistry of the spermatheca of virgin queens zero, 15, 20, and 30 days old and physogastric queens were compared. There were no significant differences in the thickness of the epithelium and the volume of the spermathecal reservoir among virgin...
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