Callipteridium
Callipteridium Temporal range: Carboniferous | |
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Fossil of Callipteridium species | |
Scientific classification | |
Kingdom: | Plantae |
Division: | Cycadophyta |
Class: | Cycadopsida |
Order: | Medullosales |
Family: | Cyclopteridaceae |
Genus: | Callipteridium Weiss, 1870 |
Callipteridium is an extinct genus of pteridospermous seed ferns belonging to the family Cyclopteridaceae. These ferns existed in the Carboniferous period.
References
- Georges Basement
- Gilbert A. Leisman The Morphology and Anatomy of Callipteridium Sullivanti American Journal of Botany - Vol. 47, No. 4 (Apr., 1960), pp. 281-287
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