Beschreibung:
Coscinodiscus concinnus (Bacillariophyceae, Coscinodiscophycidae, Coscinodiscales, Coscinodiscaceae), diameter 230 µm, Sylt 2.2013. 0:38 min. C. concinnus cells are often drum shaped, in the girdle view rounded. They may reach 500 µm in diameter. Video can be used for teaching