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Keywords from Image Description:
Sminthurides aquaticus Sminthurididae sp. and Podura aquatica Poduridae sp. Elst Gld the Netherlands. en Sminthurides aquaticus Sminthurididae sp white and Podura aquatica Poduridae sp dark on the back of swamp lymnaea Elst Gld the Netherlands nl Sminthurides aquaticus Sminthurididae soort wit en Podura aquatica Zwarte waterspringstaart