Bacillariophyceae - Coscinodiscales
Parent taxon: Bacillariophyceae according to F. E. Round et al. 1990
Sister taxa: Acanthodiscus, Achnanthales, Anaulales, Annellus, Arachnoidiscales, Asterolamprales, Aulacodiscaceae, Aulacoseirales, Bacillariales, Bacillariophycidae, Baxteria, Biddulphiales, Cavitatus, Chaetocerotaceae, Corethrales, Corinna, Costopyxis, Cresswellia, Cussia, Cyclophorales, Cymatodiscus, Cymatosirales, Cymbellales, Detonia, Dextradonator, Diatomaceae, Dicladia, Discodiscus, Dispinodiscus, Entogonia, Epithelion, Ethmodiscales, Eunotiales, Eurossia, Eustephaniaceae, Fenestrella, Fenestrellina, Fragilariales, Gladius, Glyphodiscus, Goniothecium, Helminthopsis, Hemiaulales, Hemidiscaceae, Hendeya, Horodiscus, Huttonia, Ikebea, Incisoria, Kannoa, Katahiraia, Kentrodiscus, Kittonia, Kozloviella, Leptocylindrales, Licnophoridae, Liostephania, Liradiscus, Liriogramma, Lithodesmiales, Longinata, Mastogloiales, Melosirales, Monobrachia, Muelleriopsis, Naviculales, Neobrunia, Odontotropis, Omphalotheca, Paraliales, Peponia, Poretzkia, Porotheca, Praecymatosira, Pseudodimerogramma, Pseudopyxilla, Pseudostictodiscus, Pterotheca, Pyrgodiscus, Raphidineae, Rhabdonematales, Rhaphoneidales, Rhizosoleniales, Rhoicosphenia, Rhopalodiales, Rouxia, Schimperiella, Simonseniella, Solium, Stictodiscales, Striatellales, Surirellales, Symbolophora, Tabellariales, Tabularia, Thalassionematales, Thalassiophysales, Thalassiosirales, Thalassiosiropsis, Triceratiales, Trinacria, Trochosiropsis, Tubaformis, Tubulariidae, Tumulopsis, Vulcanella, Xanthiopyxis, Centrales, Heterales, Pennales
Subtaxa: Coscinodiscaceae Heliopeltaceae Rocella Rocellaceae
Ecology: "photoautotroph"
Distribution:
• NN21 of Indian Ocean (10 collections), North Pacific (29), South Atlantic (1)
• Neodenticula seminae of North Pacific (2)
• Brunhes of North Pacific (2)
• Quaternary of Indian Ocean (47), North Pacific (598), South Pacific (7), Southern Ocean (89)
• C2 of North Pacific (10)
• Neodenticula koizumii of North Pacific (1)
• NN16 of Indian Ocean (35)
• Pliocene to Pleistocene of Chile (1), North Pacific (5), Southern Ocean (3)
• Pliocene of Chile (1), Indian Ocean (17), Japan (3), North Pacific (162), South Pacific (1), Southern Ocean (87)
• NN12 of Indian Ocean (7)
• Neodenticula kamtschatica of North Pacific (9)
• Miocene to Pliocene of North Pacific (4), Southern Ocean (3)
• Miocene of Chile (1), Indian Ocean (52), Japan (1), Mexico (2), Morocco (1), North Pacific (163), Southern Ocean (190), United States (6: Maryland, North Carolina, Virginia, Washington)
• Neogene of India (1)
• NN1 of North Pacific (2)
• Oligocene of India (1), Southern Ocean (13)
• Eocene of the Russian Federation (1)
• Paleocene of Antarctica (12)
• Cretaceous of Antarctica (12), Canada (52: Northwest Territories, Nunavut)
Total: 1644 collections including 2600 occurrences