Reference

L.F.M. Velho, F.A. Lansac-Toha, M. Serafim-Junior (1996): Testate amoebae (Rhizopodea-Sarcodina) from zooplankton of the high Paraná River floodplain, state of Mato Grosso do Sul, Brazil: I. Families Arcellidae and Centropyxidae – Stud. Neotrop. Fauna & Environm. – 31: 35 - 50.