opisthaptor

opisthaptor

[¦äp·əs¦thap·tər]
(invertebrate zoology)
A posterior adhesive organ in monogenetic trematodes.
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References in periodicals archive ?
The attachment apparatus of adults consist of four pairs of clamps and a pair of small central hooks situated on the ventral side of the opisthaptor.
The present specimens having rectangular opisthaptor with four pairs of clamps and two individuals in form of a cross belongs to genus Diplozoon Nordmann, 1832.
The body of the presented parasite is elongated, with an anterior elongated prohaptor and a posterior attachment opisthaptor (Figure 1).