Which type of large intestine worm was primarily studied by Ivan Mackerie?
Mongolian death worm The Mongolian death worm (Mongolian: олгой-хорхой , olgoi-khorkhoi, "large intestine worm") is a creature
Strongyloides procyonis Strongyloides procyonis is a parasitic roundworm infecting the small intestine of the raccoon, "Procyon lotor", hence its name. It was first described from Louisiana. It is morphologically similar to "S. stercoralis", and as such infections of "S. procyonis" in humans, dogs, and other animals might be mistaken for the former.