- These eggs are oval and smaller than those of H. diminuta, with a size range of 30 to 50 µm. On the inner membrane are two poles, from which 4-8 polar filaments spread out between the two membranes. The oncosphere has six hooks
Eggs of Hymenolepis nana in stool specimen
Hymenolepis nana – notice the 4-8 polar filaments
