Hookworm egg with four blastomeres. Eggs of Ancylostoma duodenale and Necator americanus are indistinguishable (Unstained).
What are the four types of nematode eggs?
Describe the four types of nematode eggs. Determine the difference among these reproductive terms: oviparous, ovoviviparous, and larviparous.
What do Ascaris eggs look like?
Ascaris lumbricoides unfertilized eggs. Fertilized eggs are are rounded and have a thick shell with an external mammillated layer that is often stained brown by bile. In some cases, the outer layer is absent (known as decorticated eggs).
What do nematode eggs look like?
Eggs are oval, thin-shelled, and transparent. Eggs hatch to release rhabditiform larvae, which mature into filariform (infective stage) larvae.
Which nematode is viviparous?
Viviparous nematodes are Trichinella spiralis , filarial worms and Dracunculus medinensis (Guinea worm) because they give rise directly to larvae [5, 6, 7].
More useful articles on a similar topic 👇
What are dogs most likely allergic to?Do nematodes have eggs?