Cycadopsida - Cycadales - Cycadaceae
Parent taxon: Cycadaceae according to F. H. Knowlton 1919
See also Andrews 1970
Sister taxa: Beaniopsis, Ctenophyllum, Ctenopsis, Cycadinocarpus, Cycadites, Cycadospadix, Cycas, Dichotozamites, Encephalartopsis, Encephalartos, Glossozamites, Leprospermum, Leptocycas, Menucoa, Microzamia, Platypterygium, Sphenozamites, Zamiopsis, Zamiostrobus
Subtaxa: Dioonites borealis Dioonites buchianus Dioonites carnallianus Dioonites columbianus Dioonites dunkerianus Dioonites feneonis
Distribution:
• Cretaceous of Ecuador (2 collections), United States (1: Virginia)
• Jurassic of the Russian Federation (1)
• Triassic of Austria (1), Poland (1)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.