Doodle showing the diatom Plagiogramma Fossil Diatom Atlas
Browsing alphabetically by genus and species
Actinoptychus maculatus (Grove & Sturt) Schmidt (1888)
Actinoptychus marylandicus Andrews (1976)
Actinoptychus pericavatus Brun (1891)
Actinoptychus simbirskianus Schmidt (1875)
Actinoptychus splendens (Shadbolt) Ralfs in Pritchard (1861)
Actinoptychus virginicus (Grunow) Andrews (1976)