Doodle showing the diatom Plagiogramma Fossil Diatom Atlas
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Rutilaria areolata Sheshukova-Poretskaya in Sheshukova-Poretskaya & Gleser (1964) (1964)
Trinacria regina Heiberg (1863)
Hemiaulus asymmetricus Jousé (1951)
Sheshukovia flos (Ehrenberg) Gleser (1984)
Eupodiscus radiatus Bailey (1851)
Sceptroneis praecaducea Hajós & Stradner (1975)