Illustration of Asterionellopsis glacialis (Diatom)
Illustration of a centric diatom
Illustration of a group of different diatoms
Illustration of Cyclotella spp
Illustration of a single Cyclotella
Illustration of Thalassiothrix nitzschioides (Diatom)
Illustration of a pennate Diatom
Illustration of Thalassiosira nordenskioeldii (Diatom)
Illustration of a second Pennate Diatom
