A muscular sucker often with spines which surrounds the
genital atrium of-a digenetic trematode.
Pregnant or filled with eggs.
An irritation of the cutaneous tissues caused by bacteria
introduced by wandering hookworm larvae.
A process formed in the cloaca of certain nematode adult
males that guides the exsertion of spicules during
A ventral longitudinal groove on the males of the genus
Schistosoma where the female resides after mating.
The natural site in the host where a parasite resides.
A general term applied to the various species of worms or
The blood-like nutrient fluid in the body cavity of certain
The pigment formed through the metabolism of hemoglobin.
It is the waste product of the malarial parasite within the red
Enlargement of the liver and spleen.
A term applied to parasitic organisms which require more
than one host in order to complete their life cycle.
The six-hooked larva of certain species of tapeworm
which is the form that hatches from the egg.
A typical nutritional aspect of many parasitic protozoans
which feed by ingesting entire organisms or particles thereof.
An organism which harbors another organism (parasite).
The degree to which a parasite is capable of maturing in
more than one host species.
Glassy and transparent, or approximating that state.