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    • Investigation of freshwater sponges spicules deposits in a karstic lake in Brazil 

      Machado, Vagner da Silva; Ribeiro, Cecilia Volkmer; Iannuzzi, Roberto (2016) [Journal article]
      The environmental conditions which contributed to the formation of the notorious quaternary deposits of freshwater sponge spicules in karstic lentic environments in Brazil have been subject of some speculation. No investigation ...