Fossil Diatom Atlas

Hi, and welcome to the online Fossil Diatom Atlas!

At present, the database includes 229 photos of 151 species comprised in 86 genera of fossil diatoms, ranging in age from the Early Cretaceous to the Neogene.

Recent updates:


Four new photos added: Actinodiscus corolla, Rattrayella antiqua, Rhomboneis shtapovii, and Rosaforma paillesiae.


Six new photos added, including three new species: Actinoptychus wittianus, Auliscus actinoptychoides, and the extremely rare Trilamina tripes.


Fossil Diatom Atlas is one year old!