This is my first post of 2019. When I was working on some sample collected from a nearby ditch, found this awesome creature. I find the movement interesting, so sharing with you. It is undoubtedly Difflugia sp. This organism demonstrates the movement of a large testate amoeba using finger-like pseudopods. The taxonomy of this genus is based mainly on differences in shape and size of their agglutinated shells. The species also have symbiotic association with photosynthetic Chlorella.
For the zooplankton enthusiast, I have encountered this species in freshwater sediments, between water plants