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The unicellular parasite Benedenia, from the gut of the common Poulp or Octopus

The unicellular parasite Benedenia, from the gut of the common Poulp or Octopus.jpg The Freshwater Jelly-fish of Lake TanganyikaThumbnailsDiagrammatic representation of the structures present in a typical cellThe Freshwater Jelly-fish of Lake TanganyikaThumbnailsDiagrammatic representation of the structures present in a typical cellThe Freshwater Jelly-fish of Lake TanganyikaThumbnailsDiagrammatic representation of the structures present in a typical cellThe Freshwater Jelly-fish of Lake TanganyikaThumbnailsDiagrammatic representation of the structures present in a typical cellThe Freshwater Jelly-fish of Lake TanganyikaThumbnailsDiagrammatic representation of the structures present in a typical cellThe Freshwater Jelly-fish of Lake TanganyikaThumbnailsDiagrammatic representation of the structures present in a typical cell

The unicellular parasite Benedenia, from the gut of the common Poulp or Octopus. 1 is the normal male individual; 2 and 3 show stages in the production of spermatozoa on its surface by budding; 4, 5 and 6 show a female parasite with spermatozoa approaching it.