Dendrogram generated from the values of DSI between ichthyocenoses recorded in limnic systems of Rio Grande do Sul Quaternary deposits. Key: AC (Rio Grande coastal streams; Tagliani [1995]), BU (Tapes Butiazais; Becker et al. [2007]), CO (Corrientes Stream; Volcan et al. [2012]), LDP (Lagoa do Peixe; Loebmann and Vieira [2005]), LF (Lagoa Fortaleza; Schifino et al. [2004]), LM (Lagoa Mangueira; Artioli et al. [2009]), LP (Lagoa Pequena marginal marshes; present study), MP (Peat forest; Quintela et al. [2007]), SA (Cassino coastal streams; Bastos et al. [2013]), TA (Taim wetland; Garcia et al. [2006]), TU (Turuçu River basin; Burns et al. [2015]).