Miscellaneous Intestinal Nematodes 
Trichostrongylus species. Egg 
  in feces (unstained, high power). The eggs of trichostrongyles are large (75-95 
  um by 40-50 um). They have a thin, hyaline shell and a germinal mass in an advanced 
  stage of development. They closely resemble hookworm eggs, but are larger.