Oocyst
Parasitic stage produced by the sporozoites of Cryptosporidium parvum.
Merozoite
Protozoan cell that arises from the multiple fission of parent sporozoans a and may enter either the asexual or sexual phase of the life cycle.
Schistosome
Blood fluke
Cestode
Adult stage of a tapeworm
Acariasis
Disease, usually of the skin, caused by infestation with mites.
Tachyzoite
Fast growing developmental stage Thant occurs in the cysts in the life cycle of Toxoplama gondii.
Parthenogenesis
Type of nonsexual reproduction in which an organism develops from an unfertilized ovum.
Brood capsule
A structure that is formed from the germinal membrane of the hydatid cyst.
Hexacanth embryo
Tapeworm eggs that are usually produced by taeniid-type tapeworms.
Proscolex
An early larval form of a cestode worm.
Neurologic larva migrans
A condition called by the migration of the larval stage of Baylisascaris procyonis through the brain and spinal cord of avian or mammalian paratenic hosts, including humans.
Cutaneous larva migrans
A skin disease in humans caused by the larvae of hookworm parasites that leave migratory tracks in the skin.
Egg packet
What is typically passed the feces in an animal invested with Dipylidium caninum when a gravid proglottid is ruptured during defecation.
Aberrant parasite
A parasite found in a location in which it does not normally live.
Otoacariasis
Investigation of the ear with mites.
Protozoan
A single cell organism.
Simian
Pertaining to or resembling an ape or a monkey.
Metacercaria
The infective stage of a digenic fluke.
Procercoid
The developmental stage in the life cycle of a pseudotapeworm that parasitize is the first intermediate host.
Germinal membrane
The innermost lining of a Hydatid cyst.
Pseudotapeworms
These members of the order Cotyloidea include Spirometra mansonoides.
Miracidium
The ciliated, motile stage that emerges from the operculated egg of a digenetic fluke.
Cercaria
The free swimming trematode larva that emerges from its host snail.
Dioecious
Denoting species in which male and female genitals do not occur in the same individual; sexually distinct.
Gynecophoric canal
A Ventral groove running the length of a male schistosome fluke into which the threadlike female worm fits.
Plerocercoid
The infective developmental stage that parasitizes the second intermediate host in the lifecycle of a pseudo-tapeworm.
Metacestode
The larval stage of a tapeworm.
Schistosome cercarial dermatitis
Sometimes referred to as swimmers itch.
Cyst
The noninfected stage of Giardia that is resistant to both heat and cold and to drying out.
Arthropod
Any animals of the phylum that includes insects, crustaceans, arachnids and myriapods.
Trematode
A fluke (flatworm)
Cysticercoid
The infective stage of the tapeworm.