Amoeboid of the month



Frenzelina reniformis is a testate amoeba, living in fresh water, where it can be abundant. The cell is covered by a flexible membrane with a small, sometimes tubular pseudostome. This photomicrograph shows a small bundle of filopodia. Most Frenzelina cells are covered by a cap of debris, this one is naked. You can find all kind of transistions between naked and covered specimens.



Phryganella acropodia


Hyalosphenia - Assulina - Arcella - Difflugia - Cyphoderia - Centropyxis - Nebela