Life Cycles of Different Order/Families Flashcards
Family Fasciolidae Life Cycle
Egg > Egg (containing miracidium) > Miracidium (penetrating snail) > Sporocyst > Redia > Cercaria (shed from snail) > Metacercaria (encysted) > Ruminant host
Life Cycle of Family Schistosomatidae “Blood Flukes”
- Skin capillaries
- Blood stream
- Lungs
- Liver
- Portal vessel (pairing of worms)
- Mesenteric veins
- Maturity
Life Cycle of Family Dicrocoelidae (Genus Dicrocoelium dendriticum “Lancet, Lanceolate, Small Liver Fluke”)
- Egg
- Snail (miracidium hatches & primary and secondary sporocyst stage develops)
- Slime balls (cough slime balls full of cercaria)
- Ant (eat slime balls)
- Final host
Life Cycle of Family Dicrocoelidae (Genus Platynosomum fastomum “Cat Liver Fluke”)
- Egg
- Snail (miracidium, sporocyst, redia develops)
- Isopod (encyst)
- Lizard
- Cat (matures in the bile duct & gall bladder)
Life Cycle of Family Dicrocoelidae (Genus Eurytrema)
- Egg
- Snail (miracidum penetrates)
- Grass (Cercaria deposited)
- Grasshopper (eat cercaria and become metacercaria)
- Cattle
- Adult
Life Cycle of Family Opisthorchidae
- Egg
- Snail
- Cyprinoid Fish
- Man
Life Cycle of Family Paragonimidae “Plump Fluke”
- Egg
- Miracidium
- Snail
- Crab (cercaria)
- Ingestion of crabs
Life Cycle of Family Echinostomatidae (Genus Echinostoma ilocanum)
- Rat (passed out thru feces)
- Egg
- Miracidium
- Gyraulus (Snail)
- Cercaria
- Metacercaria in Pila luzonica or kuhol
- Man (ingested)
Life Cycle of Family Echinostomatidae
- Eggs
- Snail
- Snail (cercaria penetrates the 2nd IH)
- Final host
Life Cycle of Family Heterophyidae
- Eggs
- Snail (ingested)
- Miracidium
- Cercaria
- Fish (ingested)
- Metacercaria
- Host
Life Cycle of Family Cyclocoelidae
- Eggs
- Miracidium (no sporocyst)
- Redia
- Snail
- Cercaria
- Bird
- Adult
Its life cycle is unknown
Family Strigeidae (Genus Parastrigea robusta)
Its life cycle is unknown
Family Strigeidae (Genus Parastrigea robusta)
Life Cycle of Family Plagiorchiidae
- Egg
- Snail
- Culicoides
- Turkey