Class Cestoda
The parasites in this class are collectively known as tapeworms. They all have proglottids (segments that grow from the neck); each proglottid contains eggs.
*Each parasite has a unique ova. See diagrams below for details.
Key:
A) Shell
B) Coracidium
C) Oncosphere
D) Operculum
E) Boss
F) Hooks
G) Polar thickening
H) Polar filaments
A) Shell
B) Coracidium
C) Oncosphere
D) Operculum
E) Boss
F) Hooks
G) Polar thickening
H) Polar filaments
Dipylidium caninum
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This parasite is normally found in dogs and cats.
Diphyllobothrium latum
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This parasite is known as the Broad Fish Tapeworm.
Echinococcus granulosus
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This parasite is known as the Minute Tapeworm.
Hymenolepis diminuta
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This parasite is known as the Rat Tapeworm.
Hymenolepis nana
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This parasite is known as the Dwarf Tapeworm.
Taenia saginata / Taenia solium
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T. solium is known as the Pork Tapeworm.
T. saginata is known as the Beef Tapeworm.
T. saginata is known as the Beef Tapeworm.