https://micro.magnet.fsu.edu/moviegallery/pondscum/platyhelminthes/stenostomum/56k/stenostomum03.html
Molecular Expressions Digital Video Gallery: Pond Life - Stenostomum (Platyhelminthes) Video No. 3
A Stenostomum flatworm oozes itself, amoeba style, across the microscope field; under oblique illumination.
digital video gallerypond lifemolecularexpressionsplatyhelminthes