Bacteria, Algae, etc.

Vibrio Comma

comma-shaped bacteria that cause Asiatic cholera

Spirillum

Spirillum in microbiology refers to a bacterium with a cell body that twists like a spiral. It is the third distinct bacterial cell shape type besides coccus and bacillus cells.

Saprolegnia

Saprolegnia is a genus of freshwater mould often called a "cotton mould" because of the characteristic white or grey fibrous patches it forms. Current taxonomy puts Saprolegnia as a genus of the heterokonts in the order Saprolegniales.

Volvox

Volvox is a genus of chlorophytes, a type of green algae. It forms spherical colonies of up to 50,000 cells. They live in a variety of freshwater habitats, and were first reported by Antonie van Leeuwenhoek in 1700. Volvox developed its colonial lifestyle 200 million years ago.

Spirillum

Spirillum in microbiology refers to a bacterium with a cell body that twists like a spiral. It is the third distinct bacterial cell shape type besides coccus and bacillus cells.

Polysiphonia

Polysiphonia is a genus of red alga with about 19 species on the coasts of the British Isles and about 200 species world-wide, including Crete in Greece, Antarctica and Greenland. Its members are known by a number of common names. It is in the Order Ceramiales and Family Rhodomelaceae.