Spirometra spp. - Order Pseudophyllidea

Eggs are more pointed, uterus forms spiral coils (2~7).
Cirrus and vagina have separate openings.

Life cycle:
-Final Host: dogs, cats and wild carnivores.
-1st Intermediate Host: cyclops.
-2nd Intermediate Host: frog, snake, bird, mammal.
*Drinking water makes human a 2nd Intermediate Host.
*Eating a frog make human a Paratenic Host.

Larva is called Sparganum:
-plerocercoid, wrinkled, whitish, ribbon-shaped.

Causes sparganosis.