<prompt> All of the following have operculated eggs except:Clonorchis sinensiDiphyllobothrium latumHymenolepis dimunitaFasciola hepatics  <response>: Operculated eggs are those eggs which have a lid or operculum.Operculated eggs are present in-1. Most of the Trematodes except Schistosomes2. Diphyllobothrium latum Fish tapewormDiphyllobothrium latum causes Megaloblastic anemia.Eggs of H. dimunita Rat tapeworm lacks polar filaments. Clonorchis sinensi Oriental Liver fluke causes Cholangiocarcinoma. 