Tetraphyllidea
noun plural
Tet·ra·phyl·lid·ea
ˌte-trə-fi-ˈlid-ē-ə 
: an order of the class Cestoda comprising tapeworms parasitic in elasmobranch fishes and distinguished by a scolex having four bothridia and sometimes also hooks or suckers for attachment to the host
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“Tetraphyllidea.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Tetraphyllidea. Accessed 31 Oct. 2025.
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