The adult Sacculina is known as Sacculina externa which is a parasite of young decapod crustacean, the crab. Generally the female crab is parasitized by the Sacculina. The parasitic habit has caused much degeneracy of different structures in the adult and looks like a fleshy tumour. The adult looses all the external appendages, the carapace and the segmentation of the [...]
In this article we will discuss about the structure of haemoflagellates or Leishmania Donovani. This will also help you draw the diagram and structure of haemoflagellates. The genus Leishmania occurs only in two different forms or stages: (a) Amastigote form also known as "Leishman Donovan Body" occurring in vertebrates including man; and (b) Pro-mastigote form called the leptomonad occurring in [...]
In this article we will discuss about the structure and life history of flagellate or Giardia intestinalis (explained with diagram). Structure of Flagellate: Flagellate occurs in two different forms: 1. Trophozoite or feeding stage and 2. Cystic stage. 1. Trophozoite or Feeding stage: It possesses a bilateral symmetrical body with organelles occurring in pairs and measures 10-18 μm length. The [...]