“Callipteridium”的意思、由来-开放百科全书

词条

Callipteridium

释义

References

{{Automatic taxobox
| fossil_range = {{Geological range/linked|Carboniferous}}
| image = Cyclopteridaceae - Callipteridium.JPG
| image_caption = Fossil of Callipteridium species
| taxon = Callipteridium
| authority = 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 [https://www.jstor.org/stable/2439608?seq=1#page_scan_tab_contents The Morphology and Anatomy of Callipteridium Sullivanti] American Journal of Botany - Vol. 47, No. 4 (Apr., 1960), pp. 281–287

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