Euchlanis Dilatata /Colpidium Colpoda

Euchlanis Dilatata is a Rotifer with a transparent body. It has two toes that are used for swimming. Their skin produces silica making these complex organism covered in glass. Inside each rotifer is a brain, bladder, reproductive organs, intestines, and a stomach. It has a mastix which chews food much like the human jaw. While flame cells moves and separates waste down into the bladder or intestines. Interestingly enough they have no circulatory system. The Euchlanis is omnivorous it feeds on bacteria, green algae, and diatoms. Which as one can see the two in this picture have there tummies full! (Seen right larger)

Colpidium colpoda
Is about 16 and 30 μm long. It is a heterotrophic bacterivore that ingests bacteria through an oral groove. It is asexual and reproduces every 4-6 hours. They usually live in heavily polluted freshwater habitats. Fish Tanks, puddles, lakes, streams, fountains are all swarming with Colpidium you literally see these in almost all microscopy investigations with water.(Seen right)