Dwarf tapeworm (Hymenolepis nana, previously known as 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 of humans, especially children.
Read more about Hymenolepis Nana: General Considerations, Morphology, Development, Reproduction, Behavior, Pathology and Clinical Manifestations of Hymenolepiasis, Treatment