PachycreadiumPachycreadium is a genus of trematodes in the family Opecoelidae.SpeciesPachycreadium angolense Aleshkina & Gaevskaya, 1985Pachycreadium carnosum Cortini & Ferretti, 1959Pachycreadium gastrocotylum Manter, 1954Pachycreadium lerneri Sogandares-Bernal, 1959Pachycreadium lethrini Hassanine, 2006