@article{malta_varella_1995,  title={<i>Ergasilus yumaricus  </i>sp. n. (COPEPODA: ERGASILIDAE) DAS BRÂNQUIAS DE <i>Pygocentrus nattereri  </i> (KNER, 1860), <i>Serrasalmus rhombeus  </i> (LINNAEUS, 1819) E <i>Pristobrycon eigenmanni  </i> (NORMAN, 1929) (CHARACIFORMES : SERRASALMIDAE) DA AMAZÔNIA BRASILEIRA},  volume={25},  ISSN={0044-5967},  url={https://doi.org/10.1590/1809-43921995252100},  DOI={10.1590/1809-43921995252100},  number={1-2},  journal={Acta Amazonica},  publisher={Instituto Nacional de Pesquisas da Amazônia},  author={MALTA, José Celso O. and VARELLA, Angela Μ.},  year={1995},  pages={93–100} }