Transcript Quiz 1 - Matthew Bolek

Platyhelminthes
Overview
Readings
– Platyhelminthes
• Chapter 13 Introduction (skim to appreciate
diversity and morphology)
• Chapter 14 Aspidobothrea (skim to appreciate
diversity)
• Chapter 15 Trematoda Introduction
• Chapter 18 Plagiorchiformes
• Chapter 17 Echinostomatiformes
• Chapter 16 Strigeiformes
Phylum Platyhelminthes
Class Monogenea
Class Cestoidea
Class Trematoda
Subclass Digenea
Class Monogenea:
• Most ecto-parasites of fish.
• Some endo-parasites of urinary bladder and
mouth of amphibians and reptiles.
• Body covered by tegument.
• Posterior hooks with opisthaptor (haptor).
• Direct life cycle with single host.
Opisthaptor (Haptor)
Ciliated larva
Life cycle of Ecto parasitic monogenean