Doodle showing the diatom Plagiogramma Fossil Diatom Atlas
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Rutilaria areolata Sheshukova-Poretskaya in Sheshukova-Poretskaya & Gleser (1964) (1964)
Trinacria anissimovii Jousé (1949)
Rossiella symmetrica Fenner (1984)
Triceratium crenulatum Grove & Sturt (1887)
Sextiputeus inornatus Ross & Sims (2000)
Entogoniopsis venosa (Brightwell) Witkowski, Sims, Strelnikova & Williams (2015)