General Parasitology and Helminthology: Diphyllobothrium latum

Diphyllobothrium latum

COTYLODA:Diphyllobothrium latum (Broad fish tapeworm)

Host	Dog, cats, tigers and human beings
Location	Small intestine
Intermediate host	First - Cyclops, Second - Fresh water fish
Intermediate stage	Procercoid in cyclops,Plerocercoid in fish
Scolex	Scolex is almond shaped bearing longitudinal shallow grooves called bothrida. Absence of suckers and hooks.
Mature segments	Anteriorly segments are broader than long. Testes are numerous and ovary is bilobed. Genital pore is located on the mid-ventral aspect. Separate uterine pore opens immediately behind the genital pore. Follicular vitellaria are placed laterally. Eggs are discharged through the uterine opening.

Last modified: Tuesday, 19 June 2012, 10:10 AM

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      - Monezia expansa
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      - Diphyllobothrium latum
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VPA 211: General Veterinary Parasitology and Helminthology (3+1)

Diphyllobothrium latum

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