1. Department of Biology; Institute of Biosciences, Humanities and Exact Sciences (IBILCE); Univ. Estadual Paulista - UNESP; São José do Rio Preto São Paulo Brazil
2. Department of Morphology; Faculty of Pharmaceutical Sciences (FCF); Univ. Estadual Paulista - UNESP; Araraquara São Paulo Brazil
3. Department of Morphology; Institute of Biology (IB); Univ. Estadual Paulista - UNESP; Botucatu São Paulo Brazil