Full reference: A. Forti. 1909. Studi per una Monagrafia del genere Pyxilla (Diatomee) e dei generi affini. Nuova Notarisia 20:19-34, 2 pls
Parent taxon: Bacillariophyceae according to D. Harwood 1988
See also Abbott and Ernissee 1983, Andrews 1976 and Forti 1909
Sister taxa: Acanthodiscus, Achnanthales, Anaulales, Annellus, Arachnoidiscales, Asterolamprales, Aulacodiscaceae, Aulacoseirales, Bacillariales, Bacillariophycidae, Baxteria, Biddulphiales, Cavitatus, Chaetocerotaceae, Corethrales, Corinna, Coscinodiscales, 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, Pseudostictodiscus, Pterotheca, Pyrgodiscus, Raphidineae, Rhabdonematales, Rhaphoneidales, Rhizosoleniales, Rhoicosphenia, Rhopalodiales, Rouxia, Schimperiella, Simonseniella, Solium, Stictodiscales, Striatellales, Surirellales, Symbolophora, Tabellariales, Thalassionematales, Thalassiophysales, Thalassiosirales, Thalassiosiropsis, Triceratiales, Trinacria, Trochosiropsis, Tubaformis, Tubulariidae, Tumulopsis, Vulcanella, Xanthiopyxis, Pennales, Centrales, Heterales
Subtaxa: Pseudopyxilla americana
Ecology: "photoautotroph"
Distribution:
• Miocene of United States (2: Maryland, North Carolina collections)
• Eocene of the Russian Federation (1)
• Paleocene of Antarctica (12)
• Cretaceous of Antarctica (8), Canada (38: Northwest Territories, Nunavut)
Total: 61 collections including 81 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.