@article{batalha-filho_melo_waldschmidt_campos_fernandes-salomão_2009,  title={Geographic distribution and spatial differentiation in the color pattern of abdominal stripes of the Neotropical stingless bee Melipona quadrifasciata (Hymenoptera: Apidae)},  volume={26},  ISSN={1984-4670},  url={https://doi.org/10.1590/S1984-46702009000200003},  DOI={10.1590/S1984-46702009000200003},  number={2},  journal={Zoologia (Curitiba)},  publisher={Sociedade Brasileira de Zoologia},  author={Batalha-Filho, Henrique and Melo, Gabriel A. R. and Waldschmidt, Ana M. and Campos, Lucio A. O. and Fernandes-Salomão, Tânia M.},  year={2009},  month={Jun},  pages={213–219} }