@article{moreira_araújo_zama_lino-neto_2008,  title={Morphology of male reproductive system in three species of Trypoxylon (Trypargilum) Richards (Hymenoptera: Crabronidae)},  volume={37},  ISSN={1519-566X},  url={https://doi.org/10.1590/S1519-566X2008000400012},  DOI={10.1590/S1519-566X2008000400012},  number={4},  journal={Neotropical Entomology},  publisher={Sociedade Entomológica do Brasil},  author={Moreira, Polyana A. and Araújo, Vinícius A. and Zama, Uyrá and Lino-Neto, José},  year={2008},  month={Jul},  pages={429–435} }