Dwarf tapeworm (Hymenolepis nana, also known as Rodentolepis nana, Vampirolepis nana, Hymenolepis fraterna, and Taenia nana) is a cosmopolitan species though most common in temperate zones, and is one of the most common cestodes (a type of intestinal worm or helminth) infecting humans, especially children.

Morphology

As its name implies ( - dwarf), it is a small species, seldom exceeding 40 mm long and 1 mm wide. The scolex

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