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''Alethopteris'' is a prehistoric plant genus of 
fossil
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...
Pteridospermatophyta (seed ferns) that developed in the Carboniferous period (around ).
It is in the family Alethopteridaceae. The genus Alethopteris is among the seed ferns ( Pteridospermales), an extinct group of gymnosperms. Although their foliage resembled that of modern ferns, they reproduced by means of seeds.
See also
*Coal forest
Coal forests were the vast swathes of wetlands that covered much of the Earth's tropical land areas during the late Carboniferous ( Pennsylvanian) and Permian times.Cleal, C. J. & Thomas, B. A. (2005). "Palaeozoic tropical rainforests and their e ...
References
Pteridospermatophyta Carboniferous plants Prehistoric plant genera Carboniferous first appearances Carboniferous extinctions Fossils of Georgia (U.S. state) Paleozoic life of New Brunswick Paleozoic life of Nova Scotia Paleozoic life of Prince Edward Island Prehistoric plants of North America {{Carboniferous-plant-stub