Submicroscopic structure of the egg shell of helminth II. A study on Trichuris vulpis

Electron microscopic structures of the egg shell and the plug of the ova of Trichuris vulpis have been demonstrated. The shell is of one thick membrane of about 4 microns in thickness and consisted of several opaque and less opaque layers arranged in parallel and alternatively. The plug is of transparent substance having opaque limiting membrance on the surface and being consisted of meshwork of microfibrils.