The story of 100+ million years of diatom evolution told through:
257 photos of fossil diatoms
166 species, both extinct and living
90 genera across all major clades
The story of 100+ million years of diatom evolution told through:

257 photos of fossil diatoms
166 species, both extinct and living
90 genera across all major clades
Recent updates:
26 Jul 2025:
Fossil Diatom Atlas is back online following a prolonged downtime.
Fossil Diatom Atlas is back online following a prolonged downtime.
01 Mar 2025:
Glad to announce that the Atlas now has a responsive user interface and works well with mobile phones and tablets. Further improvements on the way!
Glad to announce that the Atlas now has a responsive user interface and works well with mobile phones and tablets. Further improvements on the way!
26 Feb 2025:
The Atlas has a new user interface and a basic search functionality, to be expanded soon! A mobile-device friendly display is also underway.
The Atlas has a new user interface and a basic search functionality, to be expanded soon! A mobile-device friendly display is also underway.