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Nervous, Reproductive, Digestive and Excretory system of planaria (flatworm) isolated on white background
Planaria with excretory system (protonephridia) isolated on white background. Flatworm flame cell. Protonephridia of planaria and other flatworm
Flatworm flame cell. Structure of element of excretory system. Protonephridia of planaria and other flatworm
Protonephridium is a network of dead end tubules lacking internal openings found in the phyla Platyhelminthes, vintage line drawing or engraving illustration.
Planaria with excretory system (protonephridia) isolated on white background. Flatworm flame cell. Protonephridia of planaria and other flatworm